Mercurial > ~darius > hgwebdir.cgi > stm32temp

annotate main.c @ 12:093bc0c3b1cc

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Add delay, ellipse and line demos.
author Daniel O'Connor <darius@dons.net.au>
date Mon, 06 Feb 2012 23:55:53 +1030
parents 58d76cf522ff
children 96c345d304af
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rev   line source
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1 #include <ctype.h>
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2 #include <malloc.h>
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3 #include <stdio.h>
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4 #include <stdint.h>
3
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5 #include <time.h>
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6 #include <string.h>
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7 #include <sys/time.h>
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8 #include <stdlib.h>
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9
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10 #include "stm32f10x.h"
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11
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12 #include "comm.h"
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13 #include "delay.h"
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14 #include "flash.h"
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15 #include "hw.h"
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16 #include "lcd.h"
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17 #include "main.h"
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18 #include "touch.h"
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19
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20 typedef struct {
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21 char buf[40];
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22 volatile uint8_t state;
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23 uint8_t len;
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24 } consbuf_t;
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25
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26 void NVIC_Configuration(void);
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27
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28
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29 /* Called every 1 / TICK_FREQ */
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30 #define TICK_FREQ 10000
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31 RAMFUNC void
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32 SysTick_Handler(void) {
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33 static uint32_t tick = 0;
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34 static int led = 0;
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35
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36 tick++;
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37 if (tick % 10000 == 0) {
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38 led = !led;
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39 if (led)
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40 GPIO_SetBits(GPIOB, GPIO_Pin_5);
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41 else
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42 GPIO_ResetBits(GPIOB, GPIO_Pin_5);
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43 }
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44
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45 }
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46
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47 consbuf_t cmd;
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48
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49 RAMFUNC void
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50 USART1_IRQHandler(void) {
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51 char c;
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52 int i;
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53
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54 /* Recieved data */
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55 while (USART_GetITStatus(USART1, USART_IT_RXNE) != RESET) {
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56 c = USART_ReceiveData(USART1);
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57
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58 /* End of line? */
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59 if (c == '\n' || c == '\r') {
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60 cmd.buf[cmd.state] = '\0';
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61 fputs("\r\n", stdout);
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62 cmd.len = cmd.state;
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63 cmd.state = 255;
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64 continue;
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65 }
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66
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67 /* Ctrl-w / Ctrl-u */
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68 if (c == 0x17 || c == 0x15) {
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69 for (i = 0; i < cmd.state; i++)
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70 fputs("\010\040\010", stdout);
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71 cmd.state = 0;
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72 continue;
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73 }
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74
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75 /* Backspace/delete */
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76 if (c == 0x08 || c == 0x7f) {
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77 if (cmd.state > 0) {
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78 cmd.state--;
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79 fputs("\010\040\010", stdout);
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80 }
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81 continue;
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82 }
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83
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84 /* Anything unprintable just ignore it */
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85 if (!isprint(c))
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86 continue;
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87
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88 cmd.buf[cmd.state] = tolower(c);
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89
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90 /* Echo back to the user */
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91 comm_put(cmd.buf[cmd.state]);
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92
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93 cmd.state++;
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94 /* Over flow? */
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95 if (cmd.state == ((sizeof(cmd.buf) / sizeof(cmd.buf[0])) - 1)) {
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96 fputs("\r\nLine too long", stdout);
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97 cmd.state = 0;
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98 continue;
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99 }
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100 }
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101 }
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102
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103
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104 int
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105 main(void) {
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106 char buf[40];
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107 struct tm nowtm;
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108 time_t now;
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109 uint16_t x, y, x1, y1, z1, z2, r, c, rx, ry;
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110 float t, t2;
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111 char col;
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112
0
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113 cmd.state = cmd.len = 0;
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114
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115 /* Init hardware - configure IO ports and external peripherals */
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116 hw_init();
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117
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118 /* NVIC configuration */
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119 NVIC_Configuration();
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120
3
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121 /* Setup SysTick Timer rate, also enables Systick and Systick-Interrupt */
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122 if (SysTick_Config(SystemCoreClock / TICK_FREQ)) {
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123 /* Capture error */
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124 comm_puts("Can't setup SysTick\r\n");
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125 while (1)
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126 ;
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127 }
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128
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129 /* Set stdout to unbuffered */
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130 setvbuf(stdout, NULL, _IONBF, 0);
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131
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132 /* Say hello */
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133 fputs("\r\n\r\n\r\nHello world\r\n", stdout);
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134
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135 lcd_stripes();
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136
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137 lcd_circle(20, 20, 20, 1, LCD_RED); /* Bottom left */
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138 lcd_circle(300, 220, 20, 1, LCD_WHITE); /* Top right */
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139 lcd_circle(20, 220, 20, 1, LCD_BLUE); /* Top left */
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140 lcd_circle(300, 20, 20, 1, LCD_GREEN); /* Bottom right */
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141
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142 lcd_line(20, 20, 20, 220, LCD_BLACK);
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143 lcd_line(20, 220, 300, 220, LCD_BLACK);
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144 lcd_line(300, 220, 300, 20, LCD_BLACK);
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
145 lcd_line(300, 20, 20, 20, LCD_BLACK);
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
146
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
147 lcd_ellipse(160, 120, 50, 30, 1, LCD_WHITE);
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
148 lcd_ellipse(160, 120, 30, 50, 1, LCD_WHITE);
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
149
0
c59513fd84fb Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
150 while (1) {
2
274e01fa5a4c - Do console IO with RX IRQs.
Daniel O'Connor <darius@dons.net.au>
parents: 0
diff changeset
151 fputs("> ", stdout);
0
c59513fd84fb Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
152
2
274e01fa5a4c - Do console IO with RX IRQs.
Daniel O'Connor <darius@dons.net.au>
parents: 0
diff changeset
153 while (cmd.state != 255)
274e01fa5a4c - Do console IO with RX IRQs.
Daniel O'Connor <darius@dons.net.au>
parents: 0
diff changeset
154 ;
0
c59513fd84fb Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
155
3
74e9b3baac1e Jumbo commit to make things work.
Daniel O'Connor <darius@dons.net.au>
parents: 2
diff changeset
156 if (cmd.len > 0) {
74e9b3baac1e Jumbo commit to make things work.
Daniel O'Connor <darius@dons.net.au>
parents: 2
diff changeset
157 if (!strncmp("gc", cmd.buf, 2)) {
74e9b3baac1e Jumbo commit to make things work.
Daniel O'Connor <darius@dons.net.au>
parents: 2
diff changeset
158 now = time(NULL);
74e9b3baac1e Jumbo commit to make things work.
Daniel O'Connor <darius@dons.net.au>
parents: 2
diff changeset
159 gmtime_r(&now, &nowtm);
74e9b3baac1e Jumbo commit to make things work.
Daniel O'Connor <darius@dons.net.au>
parents: 2
diff changeset
160 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
161 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
162 } 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
163 struct timeval tv;
74e9b3baac1e Jumbo commit to make things work.
Daniel O'Connor <darius@dons.net.au>
parents: 2
diff changeset
164 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
165 tv.tv_usec = 0;
74e9b3baac1e Jumbo commit to make things work.
Daniel O'Connor <darius@dons.net.au>
parents: 2
diff changeset
166 settimeofday(&tv, NULL);
74e9b3baac1e Jumbo commit to make things work.
Daniel O'Connor <darius@dons.net.au>
parents: 2
diff changeset
167 } 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
168 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
169 } 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
170 for (int i = 0; i < 10; i++) {
8
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents: 7
diff changeset
171 tp_getcoords(&x, &y, &z1, &z2, &t, &t2);
4
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
172 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
173 }
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
174 } 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
175 uint8_t status;
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
176 char *flstattbl[] = {
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
177 "BUSY",
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
178 "WEL",
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
179 "BP0",
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
180 "BP1",
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
181 "BP2",
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
182 "BP3",
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
183 "AAI",
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
184 "BPL"
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
185 };
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
186
8
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents: 7
diff changeset
187 printf("Flash ID = 0x%04hx (expect 0xbf41)\r\n", flashreadid());
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents: 7
diff changeset
188 status = flashreadstatus();
4
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
189
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
190 fputs("Status = ", stdout);
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
191 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
192 if (status & 1 << i) {
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
193 fputs(flstattbl[i], stdout);
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
194 fputs(" ", stdout);
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
195 }
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
196 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
197
8
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents: 7
diff changeset
198 flashwritestatus(0x00);
4
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
199
8
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents: 7
diff changeset
200 status = flashreadstatus();
4
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
201
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
202 fputs("Status = ", stdout);
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
203 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
204 if (status & 1 << i) {
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
205 fputs(flstattbl[i], stdout);
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
206 fputs(" ", stdout);
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
207 }
2c87e30c982d Add LCD init, touch screen writing etc..
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
208 printf("(0x%02x)\r\n", status);
5
efa2c22266e3 PWM control LED backlight.
Daniel O'Connor <darius@dons.net.au>
parents: 4
diff changeset
209 } else if (!strncmp("pwm ", cmd.buf, 4)) {
efa2c22266e3 PWM control LED backlight.
Daniel O'Connor <darius@dons.net.au>
parents: 4
diff changeset
210 lcd_setpwm(atoi(cmd.buf + 4));
7
9404b9869c27 Make the LCD panel work (timings, GPIOE clock needs to be on, etc)
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
211 } else if (!strncmp("timing", cmd.buf, 6)) {
9404b9869c27 Make the LCD panel work (timings, GPIOE clock needs to be on, etc)
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
212 fputs("Timing..\r\n", stdout);
8
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents: 7
diff changeset
213 delay(10000);
7
9404b9869c27 Make the LCD panel work (timings, GPIOE clock needs to be on, etc)
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
214 fputs("Done\r\n", stdout);
8
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents: 7
diff changeset
215 } else if (!strncmp("circ ", cmd.buf, 5)) {
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents: 7
diff changeset
216 if (sscanf(cmd.buf, "circ %hu %hu %hu %c", &x, &y, &r, &col) != 4) {
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents: 7
diff changeset
217 printf("Unable to parse circ args\r\n");
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents: 7
diff changeset
218 goto out;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents: 7
diff changeset
219 }
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents: 7
diff changeset
220
12
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
221 c = lcd_parsecol(col);
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
222 lcd_circle(x, y, r, 0, c);
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
223 } else if (!strncmp("ellip ", cmd.buf, 6)) {
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
224 if (sscanf(cmd.buf, "ellip %hu %hu %hu %hu %c", &x, &y, &rx, &ry, &col) != 5) {
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
225 printf("Unable to parse circ args\r\n");
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
226 goto out;
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
227 }
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
228
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
229 c = lcd_parsecol(col);
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
230 lcd_ellipse(x, y, rx, ry, 0, c);
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
231 } else if (!strncmp("line ", cmd.buf, 5)) {
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
232 if (sscanf(cmd.buf, "line %hu %hu %hu %hu %c", &x, &y, &x1, &y1, &col) != 5) {
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
233 printf("Unable to parse line args\r\n");
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
234 goto out;
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
235 }
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
236
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
237 c = lcd_parsecol(col);
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
238 lcd_line(x, y, x1, y1, c);
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
239 } else if (!strncmp("delay", cmd.buf, 5)) {
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
240 for (x = 0; x < 100; x++) {
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
241 GPIO_SetBits(GPIOE, GPIO_Pin_3);
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
242 _usleep16(30000);
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
243 GPIO_ResetBits(GPIOE, GPIO_Pin_3);
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
244 _usleep16(60000);
093bc0c3b1cc Add delay, ellipse and line demos.
Daniel O'Connor <darius@dons.net.au>
parents: 8
diff changeset
245 }
3
74e9b3baac1e Jumbo commit to make things work.
Daniel O'Connor <darius@dons.net.au>
parents: 2
diff changeset
246 } 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
247 NVIC_SystemReset();
74e9b3baac1e Jumbo commit to make things work.
Daniel O'Connor <darius@dons.net.au>
parents: 2
diff changeset
248 } else {
74e9b3baac1e Jumbo commit to make things work.
Daniel O'Connor <darius@dons.net.au>
parents: 2
diff changeset
249 printf("Unknown command\r\n");
74e9b3baac1e Jumbo commit to make things work.
Daniel O'Connor <darius@dons.net.au>
parents: 2
diff changeset
250 }
74e9b3baac1e Jumbo commit to make things work.
Daniel O'Connor <darius@dons.net.au>
parents: 2
diff changeset
251 }
8
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents: 7
diff changeset
252 out:
0
c59513fd84fb Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
253 cmd.state = 0;
c59513fd84fb Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
254 }
c59513fd84fb Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
255 }
c59513fd84fb Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
256
c59513fd84fb Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
257 /* Configure interrupt controller */
c59513fd84fb Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
258 #ifdef VECT_TAB_RAM
c59513fd84fb Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
259 /* 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
260 extern uint32_t _isr_vectorsram_offs;
c59513fd84fb Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
261 #else
c59513fd84fb Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
262 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
263 #endif
274e01fa5a4c - Do console IO with RX IRQs.
Daniel O'Connor <darius@dons.net.au>
parents: 0
diff changeset
264
0
c59513fd84fb Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
265 void
c59513fd84fb Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
266 NVIC_Configuration(void) {
2
274e01fa5a4c - Do console IO with RX IRQs.
Daniel O'Connor <darius@dons.net.au>
parents: 0
diff changeset
267 NVIC_InitTypeDef NVIC_InitStructure;
274e01fa5a4c - Do console IO with RX IRQs.
Daniel O'Connor <darius@dons.net.au>
parents: 0
diff changeset
268
274e01fa5a4c - Do console IO with RX IRQs.
Daniel O'Connor <darius@dons.net.au>
parents: 0
diff changeset
269 #ifdef VECT_TAB_RAM
274e01fa5a4c - Do console IO with RX IRQs.
Daniel O'Connor <darius@dons.net.au>
parents: 0
diff changeset
270 /* 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
271 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
272 #else
0
c59513fd84fb Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
273 /* 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
274 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
275 #endif
274e01fa5a4c - Do console IO with RX IRQs.
Daniel O'Connor <darius@dons.net.au>
parents: 0
diff changeset
276
274e01fa5a4c - Do console IO with RX IRQs.
Daniel O'Connor <darius@dons.net.au>
parents: 0
diff changeset
277 /* Enable the USART1 Interrupt */
274e01fa5a4c - Do console IO with RX IRQs.
Daniel O'Connor <darius@dons.net.au>
parents: 0
diff changeset
278 NVIC_InitStructure.NVIC_IRQChannel = USART1_IRQn;
274e01fa5a4c - Do console IO with RX IRQs.
Daniel O'Connor <darius@dons.net.au>
parents: 0
diff changeset
279 NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
274e01fa5a4c - Do console IO with RX IRQs.
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280 NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
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281 NVIC_Init(&NVIC_InitStructure);
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282 }
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283