Mercurial > ~darius > hgwebdir.cgi > stm32test

annotate hw.c @ 8:58d76cf522ff

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Split out code into separate files.
author Daniel O'Connor <darius@dons.net.au>
date Sat, 04 Feb 2012 13:29:31 +1030
parents
children 0b75cff7c570
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
8
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1 #include <stdint.h>
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2 #include "stm32f10x.h"
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3 #include "lcd.h"
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
5 static void hw_port_cfg(void);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
6
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
7
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
8 void hw_init(void) {
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
9 hw_port_cfg();
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
10 lcd_init();
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
11 lcd_setpwm(1000);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
12 }
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
13
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
14 static void
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
15 hw_port_cfg(void) {
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
16 GPIO_InitTypeDef GPIO_InitStructure;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
17 USART_InitTypeDef USART_InitStructure;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
18 SPI_InitTypeDef SPI_InitStructure;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
19 FSMC_NORSRAMInitTypeDef FSMC_NORSRAMInitStructure;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
20 FSMC_NORSRAMTimingInitTypeDef p;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
21 TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
22
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
23 /* RTC stuff */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
24 /* Enable PWR and BKP clocks */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
25 RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR | RCC_APB1Periph_BKP, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
26
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
27 /* Allow access to BKP Domain */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
28 PWR_BackupAccessCmd(ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
29
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
30 /* Reset Backup Domain
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
31 *
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
32 * This resets the RTC etc back to 0 so probably only useful under user command
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
33 BKP_DeInit();
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
34 */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
35
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
36 /* Enable Low Speed External clock */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
37 RCC_LSEConfig(RCC_LSE_ON);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
38
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
39 /* Wait till LSE is ready */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
40 while (RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET)
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
41 ;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
42
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
43 /* Select LSE as RTC Clock Source */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
44 RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
45
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
46 /* Enable RTC Clock */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
47 RCC_RTCCLKCmd(ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
48
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
49 /* Wait for RTC registers synchronization */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
50 RTC_WaitForSynchro();
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
51
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
52 /* Wait until last write operation on RTC registers has finished */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
53 RTC_WaitForLastTask();
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
54
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
55 /* Wait until last write operation on RTC registers has finished */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
56 RTC_WaitForLastTask();
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
57
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
58 /* Set RTC prescaler: set RTC period to 1sec */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
59 RTC_SetPrescaler(32767); /* RTC period = RTCCLK/RTC_PR = (32.768 KHz)/(32767+1) */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
60
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
61 /* Wait until last write operation on RTC registers has finished */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
62 RTC_WaitForLastTask();
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
63
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
64 /* Clock setup */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
65 RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1 | RCC_APB2Periph_GPIOA, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
66
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
67 /* Port configuration */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
68 /* Configure USART1 TX (PA.09) as alternate function push-pull */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
69 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
70 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
71 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
72 GPIO_Init(GPIOA, &GPIO_InitStructure);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
73
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
74 /* Configure USART1 RX (PA.10) as input floating */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
75 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
76 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
77 GPIO_Init(GPIOA, &GPIO_InitStructure);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
78
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
79 /* Enable GPIOB clock */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
80 RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
81
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
82 /* Configure PB5 as output push-pull for LED */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
83 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
84 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
85 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
86 GPIO_Init(GPIOB, &GPIO_InitStructure);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
87
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
88 /* Configure PB15 as input pull-up push-pull for push button */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
89 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_15;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
90 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
91 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
92 GPIO_Init(GPIOB, &GPIO_InitStructure);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
93
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
94 /* USART configuration */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
95 /* USART1 - 115200 8n1, no flow control TX & RX enabled */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
96 USART_InitStructure.USART_BaudRate = 115200;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
97 USART_InitStructure.USART_WordLength = USART_WordLength_8b;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
98 USART_InitStructure.USART_StopBits = USART_StopBits_1;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
99 USART_InitStructure.USART_Parity = USART_Parity_No;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
100 USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
101 USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
102 USART_Init(USART1, &USART_InitStructure);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
103
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
104 /* Enable interrupts on receive data */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
105 USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
106
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
107 /* Enable USART */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
108 USART_Cmd(USART1, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
109
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
110 /* Enable FSMC clock */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
111 RCC_AHBPeriphClockCmd(RCC_AHBPeriph_FSMC, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
112
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
113 /* Enable alternate function IO clock */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
114 RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
115
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
116 /* Enable GPIOD clock */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
117 RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
118
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
119 /* Enable GPIOD clock */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
120 RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOE, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
121
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
122 /* Configures LCD Control lines (FSMC Pins) in alternate function Push-Pull mode.
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
123 *
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
124 * PD0(D2), PD1(D3), PD4(NOE), PD5(NWE), PD7(NE1/CS), PD8(D13), PD9(D14),
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
125 * PD10(D15), PD11(A16/RS) PD14(D0), PD15(D1)
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
126 */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
127 GPIO_InitStructure.GPIO_Pin = (GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_7 |
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
128 GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10 | GPIO_Pin_11 |
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
129 GPIO_Pin_14 | GPIO_Pin_15);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
130 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
131 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
132 GPIO_Init(GPIOD, &GPIO_InitStructure);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
133
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
134 /* PE7(D4), PE8(D5), PE9(D6), PE10(D7), PE11(D8), PE12(D9), PE13(D10),
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
135 * PE14(D11), PE15(D12)
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
136 */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
137 GPIO_InitStructure.GPIO_Pin = (GPIO_Pin_7 | GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10 |
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
138 GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_13 | GPIO_Pin_14 |
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
139 GPIO_Pin_15);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
140 GPIO_Init(GPIOE, &GPIO_InitStructure);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
141
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
142 /* Configure backlight control (PD13/FSMC_A18 remapped to TIM4_CH2) */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
143 /* Enable TIM4 clock */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
144 RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM4, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
145
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
146 /* Enable timer function
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
147 * Note source clock is SYSCLK / 2 = 36MHz
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
148 */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
149 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
150 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
151 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
152 GPIO_Init(GPIOD, &GPIO_InitStructure);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
153
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
154 /* Remap TIM4_CH2 to PD13 */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
155 GPIO_PinRemapConfig(GPIO_Remap_TIM4, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
156
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
157 /* Reset TIM4 */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
158 TIM_DeInit(TIM4);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
159
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
160 /* Time Base configuration */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
161 TIM_TimeBaseStructure.TIM_Period = 999;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
162 TIM_TimeBaseStructure.TIM_Prescaler = 0;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
163 TIM_TimeBaseStructure.TIM_ClockDivision = 0;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
164 TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Down;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
165
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
166 TIM_TimeBaseInit(TIM4, &TIM_TimeBaseStructure);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
167
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
168 /* Enable timer */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
169 TIM_OC2PreloadConfig(TIM4, TIM_OCPreload_Enable);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
170 TIM_ARRPreloadConfig(TIM4, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
171 TIM_Cmd(TIM4, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
172
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
173 /* Configure reset pin (PE1) as GPIO out PP */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
174 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
175 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
176 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
177 GPIO_Init(GPIOE, &GPIO_InitStructure);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
178
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
179 /* Configures the Parallel interface (FSMC) for LCD (Parallel mode) */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
180 /* Timing configuration */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
181 p.FSMC_AddressSetupTime = 5;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
182 p.FSMC_AddressHoldTime = 5;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
183 p.FSMC_DataSetupTime = 5;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
184 p.FSMC_BusTurnAroundDuration = 0;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
185 p.FSMC_CLKDivision = 0;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
186 p.FSMC_DataLatency = 0;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
187 p.FSMC_AccessMode = FSMC_AccessMode_A;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
188
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
189 /* FSMC_Bank1_NORSRAM1 configured as follows:
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
190 - Data/Address MUX = Disable
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
191 - Memory Type = SRAM
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
192 - Data Width = 16bit
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
193 - Write Operation = Enable
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
194 - Extended Mode = Disable
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
195 - Asynchronous Wait = Disable */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
196 FSMC_NORSRAMInitStructure.FSMC_Bank = FSMC_Bank1_NORSRAM1;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
197 FSMC_NORSRAMInitStructure.FSMC_DataAddressMux = FSMC_DataAddressMux_Disable;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
198 FSMC_NORSRAMInitStructure.FSMC_MemoryType = FSMC_MemoryType_SRAM;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
199 FSMC_NORSRAMInitStructure.FSMC_MemoryDataWidth = FSMC_MemoryDataWidth_16b;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
200 FSMC_NORSRAMInitStructure.FSMC_BurstAccessMode = FSMC_BurstAccessMode_Disable;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
201 FSMC_NORSRAMInitStructure.FSMC_AsynchronousWait = FSMC_AsynchronousWait_Disable;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
202 FSMC_NORSRAMInitStructure.FSMC_WaitSignalPolarity = FSMC_WaitSignalPolarity_Low;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
203 FSMC_NORSRAMInitStructure.FSMC_WrapMode = FSMC_WrapMode_Disable;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
204 FSMC_NORSRAMInitStructure.FSMC_WaitSignalActive = FSMC_WaitSignalActive_BeforeWaitState;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
205 FSMC_NORSRAMInitStructure.FSMC_WriteOperation = FSMC_WriteOperation_Enable;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
206 FSMC_NORSRAMInitStructure.FSMC_WaitSignal = FSMC_WaitSignal_Disable;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
207 FSMC_NORSRAMInitStructure.FSMC_ExtendedMode = FSMC_ExtendedMode_Disable;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
208 FSMC_NORSRAMInitStructure.FSMC_WriteBurst = FSMC_WriteBurst_Disable;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
209 FSMC_NORSRAMInitStructure.FSMC_ReadWriteTimingStruct = &p;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
210 FSMC_NORSRAMInitStructure.FSMC_WriteTimingStruct = &p;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
211 FSMC_NORSRAMInit(&FSMC_NORSRAMInitStructure);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
212
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
213 /* Enable FSMC_Bank1_NORSRAM1 */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
214 FSMC_NORSRAMCmd(FSMC_Bank1_NORSRAM1, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
215
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
216 /* Configure touch screen controller
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
217 *
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
218 * Connected to SPI1 which is shared with the AT45DB161D.
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
219 *
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
220 * The touch screen is selected with PB7.
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
221 * The flash chip is selected with PA4.
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
222 */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
223
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
224 /* Enable SPI1 clock */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
225 RCC_APB2PeriphClockCmd(RCC_APB2Periph_SPI1, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
226
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
227 /* Configure MOSI, MISO and SCLK as alternate function PP */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
228 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5 | GPIO_Pin_6 | GPIO_Pin_7;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
229 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
230 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
231 GPIO_Init(GPIOA, &GPIO_InitStructure);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
232
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
233 /* Configure flash chip select pin (PA4) as GPIO out PP */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
234 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
235 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
236 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
237 GPIO_Init(GPIOA, &GPIO_InitStructure);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
238
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
239 /* Configure touch chip select pin (PB7) as GPIO out PP */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
240 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
241 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
242 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
243 GPIO_Init(GPIOB, &GPIO_InitStructure);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
244
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
245 /* De-select touch & flash */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
246 GPIO_SetBits(GPIOA, GPIO_Pin_4);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
247 GPIO_SetBits(GPIOB, GPIO_Pin_7);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
248
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
249 /* SPI1 Config */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
250 SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
251 SPI_InitStructure.SPI_Mode = SPI_Mode_Master;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
252 SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
253 SPI_InitStructure.SPI_CPOL = SPI_CPOL_Low;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
254 SPI_InitStructure.SPI_CPHA = SPI_CPHA_1Edge;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
255 SPI_InitStructure.SPI_NSS = SPI_NSS_Soft;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
256 SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_64;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
257 SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
258 SPI_InitStructure.SPI_CRCPolynomial = 7;
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
259 SPI_Init(SPI1, &SPI_InitStructure);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
260
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
261 /* SPI1 enable */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
262 SPI_Cmd(SPI1, ENABLE);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
263 }