stm32test: main.c annotate

annotate main.c @ 5:efa2c22266e3

PWM control LED backlight. Not sure why the AFIO clock needs to be on for this but not, say USART.

author	Daniel O'Connor <darius@dons.net.au>
date	Fri, 06 Jan 2012 09:46:28 +1030
parents	2c87e30c982d
children	9404b9869c27

rev	line source
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	1 #include <ctype.h>
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	2 #include <malloc.h>
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	3 #include <stdio.h>
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	4 #include <stdint.h>
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	5 #include <time.h>
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	6 #include <string.h>
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	7 #include <sys/time.h>
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	8 #include <stdlib.h>
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	9
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	10 #include "stm32f10x.h"
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	11 #include "lcd.h"
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	12 #include "main.h"
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	13 #include "comm.h"
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	14
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	15 typedef struct {
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	16 char buf[40];
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	17 volatile uint8_t state;
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	18 uint8_t len;
2 274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	19 } consbuf_t;
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	20
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	21 void Setup_HW(void);
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	22 void NVIC_Configuration(void);
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	23
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	24
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	25 /* Called every 1 / TICK_FREQ */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	26 #define TICK_FREQ 10000
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	27 RAMFUNC void
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	28 SysTick_Handler(void) {
2 274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	29 static uint32_t tick = 0;
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	30 static int led = 0;
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	31
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	32 tick++;
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	33 if (tick % 10000 == 0) {
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	34 led = !led;
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	35 if (led)
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	36 GPIO_SetBits(GPIOB, GPIO_Pin_5);
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	37 else
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	38 GPIO_ResetBits(GPIOB, GPIO_Pin_5);
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	39 }
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	40
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	41 }
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	42
2 274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	43 consbuf_t cmd;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	44
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	45 RAMFUNC void
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	46 USART1_IRQHandler(void) {
2 274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	47 char c;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	48 int i;
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	49
2 274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	50 /* Recieved data */
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	51 while (USART_GetITStatus(USART1, USART_IT_RXNE) != RESET) {
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	52 c = USART_ReceiveData(USART1);
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	53
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	54 /* End of line? */
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	55 if (c == '\n' \|\| c == '\r') {
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	56 cmd.buf[cmd.state] = '\0';
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	57 fputs("\r\n", stdout);
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	58 cmd.len = cmd.state;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	59 cmd.state = 255;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	60 continue;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	61 }
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	62
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	63 /* Ctrl-w / Ctrl-u */
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	64 if (c == 0x17 \|\| c == 0x15) {
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	65 for (i = 0; i < cmd.state; i++)
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	66 fputs("\010\040\010", stdout);
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	67 cmd.state = 0;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	68 continue;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	69 }
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	70
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	71 /* Backspace/delete */
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	72 if (c == 0x08 \|\| c == 0x7f) {
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	73 if (cmd.state > 0) {
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	74 cmd.state--;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	75 fputs("\010\040\010", stdout);
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	76 }
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	77 continue;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	78 }
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	79
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	80 /* Anything unprintable just ignore it */
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	81 if (!isprint(c))
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	82 continue;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	83
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	84 cmd.buf[cmd.state] = tolower(c);
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	85
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	86 /* Echo back to the user */
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	87 comm_put(cmd.buf[cmd.state]);
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	88
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	89 cmd.state++;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	90 /* Over flow? */
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	91 if (cmd.state == ((sizeof(cmd.buf) / sizeof(cmd.buf[0])) - 1)) {
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	92 fputs("\r\nLine too long", stdout);
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	93 cmd.state = 0;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	94 continue;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	95 }
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	96 }
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	97 }
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	98
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	99
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	100 int
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	101 main(void) {
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	102 char buf[40];
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	103 struct tm nowtm;
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	104 time_t now;
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	105
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	106 cmd.state = cmd.len = 0;
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	107
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	108 /* Setup USART etc */
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	109 Setup_HW();
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	110
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	111 /* NVIC configuration */
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	112 NVIC_Configuration();
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	113
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	114 /* Setup SysTick Timer rate, also enables Systick and Systick-Interrupt */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	115 if (SysTick_Config(SystemCoreClock / TICK_FREQ)) {
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	116 /* Capture error */
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	117 comm_puts("Can't setup SysTick\r\n");
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	118 while (1)
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	119 ;
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	120 }
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	121
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	122 /* Init LCD interface */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	123 LCD_init();
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	124
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	125 /* Set stdout to unbuffered */
2 274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	126 setvbuf(stdout, NULL, _IONBF, 0);
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	127
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	128 /* Say hello */
2 274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	129 fputs("\r\nHello world\r\n", stdout);
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	130
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	131 while (1) {
2 274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	132 fputs("> ", stdout);
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	133
2 274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	134 while (cmd.state != 255)
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	135 ;
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	136
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	137 if (cmd.len > 0) {
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	138 if (!strncmp("gc", cmd.buf, 2)) {
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	139 now = time(NULL);
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	140 gmtime_r(&now, &nowtm);
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	141 strftime(buf, sizeof(buf) - 1, "Time is %Y/%m/%d %H:%M:%S UTC", &nowtm);
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	142 printf("Time is %s (%d)\r\n", buf, (int)now);
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	143 } else if (!strncmp("sc ", cmd.buf, 3)) {
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	144 struct timeval tv;
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	145 tv.tv_sec = atoi(cmd.buf + 3);
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	146 tv.tv_usec = 0;
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	147 settimeofday(&tv, NULL);
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	148 } else if (!strncmp("lcd", cmd.buf, 3)) {
4 2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	149 printf("LCD ID = %hx\r\n", LCD_RD_Reg(0x00));
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	150 } else if (!strncmp("read", cmd.buf, 4)) {
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	151 printf("PB5 = %d\r\n", GPIO_ReadInputDataBit(GPIOB, GPIO_Pin_15));
4 2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	152 } else if (!strncmp("touch", cmd.buf, 5)) {
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	153 for (int i = 0; i < 10; i++) {
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	154 uint16_t x, y, z1, z2;
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	155 float t, t2;
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	156
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	157 x = TPRead(TP_READ_SEL(TP_CHAN_X, TP_MODE_12, TP_REF_DIFF, TP_PD_ON));
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	158 y = TPRead(TP_READ_SEL(TP_CHAN_Y, TP_MODE_12, TP_REF_DIFF, TP_PD_ON));
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	159 z1 = TPRead(TP_READ_SEL(TP_CHAN_Z1, TP_MODE_12, TP_REF_DIFF, TP_PD_ON));
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	160 z2 = TPRead(TP_READ_SEL(TP_CHAN_Z2, TP_MODE_12, TP_REF_DIFF, TP_PD_ON));
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	161 t = ((float)x / 4096.0) * (((float)z2 / (float)z1) - 1);
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	162 t2 = (((float)x / 4096) * ((4096.0 / (float)z1) - 1)) - (1 - ((float)y / (float)4096.0));
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	163 printf("X = %5d Y = %5d Z1 = %5d Z2 = %5d T = %7.2f T2 = %7.2f\r\n", x, y, z1, z2, t, t2);
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	164 }
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	165 } else if (!strncmp("fl", cmd.buf, 2)) {
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	166 uint8_t status;
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	167 char *flstattbl[] = {
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	168 "BUSY",
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	169 "WEL",
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	170 "BP0",
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	171 "BP1",
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	172 "BP2",
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	173 "BP3",
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	174 "AAI",
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	175 "BPL"
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	176 };
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	177
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	178 printf("Flash ID = 0x%04hx (expect 0xbf41)\r\n", FlashReadID());
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	179 status = FlashReadStatus();
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	180
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	181 fputs("Status = ", stdout);
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	182 for (unsigned int i = 0; i < sizeof(flstattbl) / sizeof(flstattbl[0]); i++)
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	183 if (status & 1 << i) {
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	184 fputs(flstattbl[i], stdout);
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	185 fputs(" ", stdout);
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	186 }
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	187 printf("(0x%02x)\r\n", status);
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	188
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	189 FlashWriteStatus(0x00);
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	190
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	191 status = FlashReadStatus();
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	192
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	193 fputs("Status = ", stdout);
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	194 for (unsigned int i = 0; i < sizeof(flstattbl) / sizeof(flstattbl[0]); i++)
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	195 if (status & 1 << i) {
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	196 fputs(flstattbl[i], stdout);
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	197 fputs(" ", stdout);
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	198 }
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	199 printf("(0x%02x)\r\n", status);
5 efa2c22266e3 PWM control LED backlight. Daniel O'Connor <darius@dons.net.au> parents: 4 diff changeset	200 } else if (!strncmp("pwm ", cmd.buf, 4)) {
efa2c22266e3 PWM control LED backlight. Daniel O'Connor <darius@dons.net.au> parents: 4 diff changeset	201 lcd_setpwm(atoi(cmd.buf + 4));
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	202 } else if (!strncmp("zz", cmd.buf, 2)) {
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	203 NVIC_SystemReset();
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	204 } else {
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	205 printf("Unknown command\r\n");
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	206 }
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	207 }
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	208 cmd.state = 0;
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	209 }
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	210 }
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	211
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	212 /* Setup hardware (USART etc) */
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	213 void
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	214 Setup_HW(void) {
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	215 GPIO_InitTypeDef GPIO_InitStructure;
2 274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	216 USART_InitTypeDef USART_InitStructure;
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	217
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	218 /* RTC stuff */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	219 /* Enable PWR and BKP clocks */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	220 RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR \| RCC_APB1Periph_BKP, ENABLE);
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	221
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	222 /* Allow access to BKP Domain */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	223 PWR_BackupAccessCmd(ENABLE);
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	224
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	225 /* Reset Backup Domain
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	226 *
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	227 * This resets the RTC etc back to 0 so probably only useful under user command
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	228 BKP_DeInit();
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	229 */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	230
5 efa2c22266e3 PWM control LED backlight. Daniel O'Connor <darius@dons.net.au> parents: 4 diff changeset	231 /* Enable Low Speed External clock */
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	232 RCC_LSEConfig(RCC_LSE_ON);
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	233
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	234 /* Wait till LSE is ready */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	235 while (RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET)
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	236 ;
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	237
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	238 /* Select LSE as RTC Clock Source */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	239 RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	240
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	241 /* Enable RTC Clock */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	242 RCC_RTCCLKCmd(ENABLE);
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	243
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	244 /* Wait for RTC registers synchronization */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	245 RTC_WaitForSynchro();
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	246
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	247 /* Wait until last write operation on RTC registers has finished */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	248 RTC_WaitForLastTask();
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	249
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	250 /* Wait until last write operation on RTC registers has finished */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	251 RTC_WaitForLastTask();
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	252
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	253 /* Set RTC prescaler: set RTC period to 1sec */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	254 RTC_SetPrescaler(32767); /* RTC period = RTCCLK/RTC_PR = (32.768 KHz)/(32767+1) */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	255
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	256 /* Wait until last write operation on RTC registers has finished */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	257 RTC_WaitForLastTask();
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	258
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	259 /* Clock setup */
4 2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	260 RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1 \| RCC_APB2Periph_GPIOA, ENABLE);
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	261
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	262 /* Port configuration */
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	263 /* Configure USART1 TX (PA.09) as alternate function push-pull */
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	264 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	265 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	266 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	267 GPIO_Init(GPIOA, &GPIO_InitStructure);
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	268
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	269 /* Configure USART1 RX (PA.10) as input floating */
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	270 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	271 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	272 GPIO_Init(GPIOA, &GPIO_InitStructure);
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	273
4 2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	274 /* Enable GPIOB clock */
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	275 RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE);
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	276
2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	277 /* Configure PB5 as output push-pull for LED */
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	278 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5;
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	279 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	280 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	281 GPIO_Init(GPIOB, &GPIO_InitStructure);
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	282
4 2c87e30c982d Add LCD init, touch screen writing etc.. Daniel O'Connor <darius@dons.net.au> parents: 3 diff changeset	283 /* Configure PB15 as input pull-up push-pull for push button */
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	284 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_15;
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	285 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	286 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	287 GPIO_Init(GPIOB, &GPIO_InitStructure);
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	288
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	289 /* USART configuration */
74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	290 /* USART1 - 115200 8n1, no flow control TX & RX enabled */
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	291 USART_InitStructure.USART_BaudRate = 115200;
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	292 USART_InitStructure.USART_WordLength = USART_WordLength_8b;
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	293 USART_InitStructure.USART_StopBits = USART_StopBits_1;
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	294 USART_InitStructure.USART_Parity = USART_Parity_No;
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	295 USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	296 USART_InitStructure.USART_Mode = USART_Mode_Rx \| USART_Mode_Tx;
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	297 USART_Init(USART1, &USART_InitStructure);
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	298
2 274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	299 /* Enable interrupts on receive data */
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	300 USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	301
3 74e9b3baac1e Jumbo commit to make things work. Daniel O'Connor <darius@dons.net.au> parents: 2 diff changeset	302 /* Enable USART */
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	303 USART_Cmd(USART1, ENABLE);
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	304 }
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	305
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	306 /* Configure interrupt controller */
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	307 #ifdef VECT_TAB_RAM
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	308 /* vector-offset (TBLOFF) from bottom of SRAM. defined in linker script */
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	309 extern uint32_t _isr_vectorsram_offs;
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	310 #else
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	311 extern uint32_t _isr_vectorsflash_offs;
2 274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	312 #endif
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	313
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	314 void
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	315 NVIC_Configuration(void) {
2 274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	316 NVIC_InitTypeDef NVIC_InitStructure;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	317
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	318 #ifdef VECT_TAB_RAM
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	319 /* Set the Vector Table base location at 0x20000000+_isr_vectorsram_offs */
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	320 NVIC_SetVectorTable(NVIC_VectTab_RAM, (uint32_t)&_isr_vectorsram_offs);
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	321 #else
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	322 /* Set the Vector Table base location at 0x08000000+_isr_vectorsflash_offs */
c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	323 NVIC_SetVectorTable(NVIC_VectTab_FLASH, (uint32_t)&_isr_vectorsflash_offs);
2 274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	324 #endif
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	325
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	326 /* Enable the USART1 Interrupt */
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	327 NVIC_InitStructure.NVIC_IRQChannel = USART1_IRQn;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	328 NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	329 NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	330 NVIC_Init(&NVIC_InitStructure);
0 c59513fd84fb Initial commit of STM32 test code. Daniel O'Connor <darius@dons.net.au> parents: diff changeset	331 }
2 274e01fa5a4c - Do console IO with RX IRQs. Daniel O'Connor <darius@dons.net.au> parents: 0 diff changeset	332

Mercurial > ~darius > hgwebdir.cgi > stm32test

annotate main.c @ 5:efa2c22266e3