Skool - ARM Hungary / Mbed 2 deprecated mbed_clock

A simple alarm clock for the 1 day workshop presented by Skool and ARM Hungary in 2015.

Dependencies:   Skool_wkshp_lib2015 mbed

mbed_clock.cpp@1:f76b625bd36e, 2015-09-15 (annotated)

Committer:
lvagasi
Date:
Tue Sep 15 21:53:26 2015 +0000
Revision:
1:f76b625bd36e
Parent:
0:28b9efbdeffc
Child:
2:e084bab7bc1c
Date/Time display fixed, working. Next is keypad and menu handling with FSMs.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lvagasi 0:28b9efbdeffc 1 #include "mbed.h"
lvagasi 0:28b9efbdeffc 2 #include "serial_lcd.h"
lvagasi 0:28b9efbdeffc 3
lvagasi 0:28b9efbdeffc 4 DigitalOut myled(LED1); // On-board LED
lvagasi 0:28b9efbdeffc 5 Serial pc(SERIAL_TX, SERIAL_RX); // UART to communicate with PC
lvagasi 0:28b9efbdeffc 6 DigitalOut R_LED(PA_10); // RED part of the RGB LED
lvagasi 0:28b9efbdeffc 7 DigitalOut G_LED(PB_5); // GREEN part of the RGB LED
lvagasi 0:28b9efbdeffc 8 DigitalOut B_LED(PA_9); // BLUE part of the RGB LED
lvagasi 0:28b9efbdeffc 9 DigitalOut LCD_RST(PB_10); // LCD RST
lvagasi 0:28b9efbdeffc 10 DigitalOut LCD_BL(PA_8); // LCD BackLight
lvagasi 0:28b9efbdeffc 11 PwmOut speaker(PB_4); // Speaker
lvagasi 0:28b9efbdeffc 12
lvagasi 0:28b9efbdeffc 13 I2C i2c1(I2C_SDA, I2C_SCL); // I2C interface for LCD display
lvagasi 0:28b9efbdeffc 14
lvagasi 0:28b9efbdeffc 15
lvagasi 0:28b9efbdeffc 16 // Define your own keypad values
lvagasi 0:28b9efbdeffc 17 const char Keytable[] = { '1', '2', '3', 'A', // r0
lvagasi 0:28b9efbdeffc 18 '4', '5', '6', 'B', // r1
lvagasi 0:28b9efbdeffc 19 '7', '8', '9', 'C', // r2
lvagasi 0:28b9efbdeffc 20 '*', '0', '#', 'D' // r3
lvagasi 0:28b9efbdeffc 21 };
lvagasi 0:28b9efbdeffc 22 // c0 c1 c2 c3
lvagasi 0:28b9efbdeffc 23 const uint16_t rows[4] = {GPIO_PIN_5, GPIO_PIN_6, GPIO_PIN_8, GPIO_PIN_9};
lvagasi 0:28b9efbdeffc 24 const uint16_t cols[4] = {GPIO_PIN_10, GPIO_PIN_11, GPIO_PIN_12, 0xFFFF};
lvagasi 0:28b9efbdeffc 25 //const int nrows = 4;
lvagasi 0:28b9efbdeffc 26 const int ncols = 3;
lvagasi 0:28b9efbdeffc 27 const char BCD2HEX[16] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
lvagasi 1:f76b625bd36e 28 const char DOW[7][3] = { {'H',' ',' '}, {'K',' ',' '}, {'S','z','e'}, {'C','s',' '}, {'P',' ',' '}, {'S','z','o'}, {'V',' ',' '} };
lvagasi 0:28b9efbdeffc 29
lvagasi 0:28b9efbdeffc 30 uint32_t Index = 0xFF;
lvagasi 0:28b9efbdeffc 31 uint32_t new_key = 0;
lvagasi 0:28b9efbdeffc 32 uint32_t Systck_cnt = 0;
lvagasi 1:f76b625bd36e 33 uint32_t Systck_evt = 0;
lvagasi 1:f76b625bd36e 34 GPIO_InitTypeDef keypadInit;
lvagasi 0:28b9efbdeffc 35
lvagasi 0:28b9efbdeffc 36 void Error(int err) {
lvagasi 0:28b9efbdeffc 37 switch (err) {
lvagasi 0:28b9efbdeffc 38 case 0: pc.printf("\033[44m\033[37mI2C communication error!\033[00m\r\n");
lvagasi 0:28b9efbdeffc 39 break;
lvagasi 0:28b9efbdeffc 40 case 1: pc.printf("\033[44m\033[37mIncorrect calibration data error!\033[00m\r\n");
lvagasi 0:28b9efbdeffc 41 break;
lvagasi 0:28b9efbdeffc 42 default: pc.printf("\033[44m\033[37mUnknown error!\033[00m\r\n");
lvagasi 0:28b9efbdeffc 43 break;
lvagasi 0:28b9efbdeffc 44 }
lvagasi 0:28b9efbdeffc 45 while (1) {
lvagasi 0:28b9efbdeffc 46 myled = 1;
lvagasi 0:28b9efbdeffc 47 wait(0.1);
lvagasi 0:28b9efbdeffc 48 myled = !myled;
lvagasi 0:28b9efbdeffc 49 wait(0.1);
lvagasi 0:28b9efbdeffc 50 myled = !myled;
lvagasi 0:28b9efbdeffc 51 wait(0.1);
lvagasi 0:28b9efbdeffc 52 myled = !myled;
lvagasi 0:28b9efbdeffc 53 wait(2);
lvagasi 0:28b9efbdeffc 54 }
lvagasi 0:28b9efbdeffc 55 }
lvagasi 0:28b9efbdeffc 56
lvagasi 0:28b9efbdeffc 57 void EXTI9_5_IRQHandler(void) {
lvagasi 0:28b9efbdeffc 58 HAL_NVIC_DisableIRQ(EXTI9_5_IRQn);
lvagasi 0:28b9efbdeffc 59 if (__HAL_GPIO_EXTI_GET_IT(GPIO_PIN_5) != 0) {
lvagasi 0:28b9efbdeffc 60 __HAL_GPIO_EXTI_CLEAR_IT(GPIO_PIN_5);
lvagasi 0:28b9efbdeffc 61 HAL_GPIO_EXTI_Callback(0);
lvagasi 0:28b9efbdeffc 62 } else if (__HAL_GPIO_EXTI_GET_IT(GPIO_PIN_6) != 0) {
lvagasi 0:28b9efbdeffc 63 __HAL_GPIO_EXTI_CLEAR_IT(GPIO_PIN_6);
lvagasi 0:28b9efbdeffc 64 HAL_GPIO_EXTI_Callback(1);
lvagasi 0:28b9efbdeffc 65 } else if (__HAL_GPIO_EXTI_GET_IT(GPIO_PIN_7) != 0) {
lvagasi 0:28b9efbdeffc 66 __HAL_GPIO_EXTI_CLEAR_IT(GPIO_PIN_7);
lvagasi 0:28b9efbdeffc 67 HAL_GPIO_EXTI_Callback(4);
lvagasi 0:28b9efbdeffc 68 } else if (__HAL_GPIO_EXTI_GET_IT(GPIO_PIN_8) != 0) {
lvagasi 0:28b9efbdeffc 69 __HAL_GPIO_EXTI_CLEAR_IT(GPIO_PIN_8);
lvagasi 0:28b9efbdeffc 70 HAL_GPIO_EXTI_Callback(2);
lvagasi 0:28b9efbdeffc 71 } else if (__HAL_GPIO_EXTI_GET_IT(GPIO_PIN_9) != 0) {
lvagasi 0:28b9efbdeffc 72 __HAL_GPIO_EXTI_CLEAR_IT(GPIO_PIN_9);
lvagasi 0:28b9efbdeffc 73 HAL_GPIO_EXTI_Callback(3);
lvagasi 0:28b9efbdeffc 74 }
lvagasi 0:28b9efbdeffc 75 HAL_GPIO_WritePin(GPIOC, cols[0] | cols[1] | cols[2], GPIO_PIN_RESET); // All cols are driven Low for resume IRQ operation
lvagasi 1:f76b625bd36e 76 //NVIC_ClearPendingIRQ(EXTI9_5_IRQn);
lvagasi 1:f76b625bd36e 77 HAL_NVIC_ClearPendingIRQ(EXTI9_5_IRQn);
lvagasi 0:28b9efbdeffc 78 }
lvagasi 0:28b9efbdeffc 79
lvagasi 0:28b9efbdeffc 80 void HAL_GPIO_EXTI_Callback(uint16_t pin) {
lvagasi 0:28b9efbdeffc 81 int col;
lvagasi 0:28b9efbdeffc 82 int temp;
lvagasi 0:28b9efbdeffc 83
lvagasi 0:28b9efbdeffc 84 for (col = 0; col < ncols; col++) {
lvagasi 0:28b9efbdeffc 85 HAL_GPIO_WritePin(GPIOC, cols[0] | cols[1] | cols[2], GPIO_PIN_SET); // All cols are driven High
lvagasi 0:28b9efbdeffc 86 HAL_GPIO_WritePin(GPIOC, cols[col], GPIO_PIN_RESET); // 1 col is driven Low
lvagasi 0:28b9efbdeffc 87 wait_ms(50);
lvagasi 0:28b9efbdeffc 88 temp = GPIOC->IDR;
lvagasi 0:28b9efbdeffc 89 temp = (temp & 0x0360);
lvagasi 0:28b9efbdeffc 90 switch (temp) {
lvagasi 0:28b9efbdeffc 91 case 0x0340: Index = col;
lvagasi 0:28b9efbdeffc 92 break;
lvagasi 0:28b9efbdeffc 93 case 0x0320: Index = 4 + col;
lvagasi 0:28b9efbdeffc 94 break;
lvagasi 0:28b9efbdeffc 95 case 0x0260: Index = 8 + col;
lvagasi 0:28b9efbdeffc 96 break;
lvagasi 0:28b9efbdeffc 97 case 0x0160: Index = 12 + col;
lvagasi 0:28b9efbdeffc 98 break;
lvagasi 0:28b9efbdeffc 99 default: Index = 0xFF;
lvagasi 0:28b9efbdeffc 100 break;
lvagasi 0:28b9efbdeffc 101 }
lvagasi 0:28b9efbdeffc 102 if (Index != 0xFF) {
lvagasi 0:28b9efbdeffc 103 break;
lvagasi 0:28b9efbdeffc 104 }
lvagasi 0:28b9efbdeffc 105 }
lvagasi 0:28b9efbdeffc 106 new_key++;
lvagasi 0:28b9efbdeffc 107 }
lvagasi 0:28b9efbdeffc 108 void SysTick_Handler(void) {
lvagasi 0:28b9efbdeffc 109 HAL_SYSTICK_Callback();
lvagasi 0:28b9efbdeffc 110 }
lvagasi 0:28b9efbdeffc 111
lvagasi 0:28b9efbdeffc 112 void HAL_SYSTICK_Callback(void) {
lvagasi 0:28b9efbdeffc 113 Systck_cnt++;
lvagasi 1:f76b625bd36e 114 Systck_evt++;
lvagasi 0:28b9efbdeffc 115 }
lvagasi 0:28b9efbdeffc 116
lvagasi 0:28b9efbdeffc 117 int write_ser_lcd(unsigned char data, bool mode) {
lvagasi 0:28b9efbdeffc 118 char wd[2];
lvagasi 0:28b9efbdeffc 119 int status;
lvagasi 0:28b9efbdeffc 120
lvagasi 0:28b9efbdeffc 121 wd[0] = ((mode) ? 0x40 : 0x00);
lvagasi 0:28b9efbdeffc 122 wd[1] = (char)data;
lvagasi 0:28b9efbdeffc 123 status = i2c1.write(ST7032I_ADDR, wd, 2, false);
lvagasi 0:28b9efbdeffc 124 return status;
lvagasi 0:28b9efbdeffc 125 }
lvagasi 0:28b9efbdeffc 126
lvagasi 0:28b9efbdeffc 127 void write_ser_text(unsigned char *text, uint32_t len) {
lvagasi 0:28b9efbdeffc 128 int i;
lvagasi 0:28b9efbdeffc 129 char wd[41];
lvagasi 0:28b9efbdeffc 130 int status;
lvagasi 0:28b9efbdeffc 131
lvagasi 0:28b9efbdeffc 132 wd[0] = 0x40;
lvagasi 0:28b9efbdeffc 133 for (i = 0; i < len; i++) {
lvagasi 0:28b9efbdeffc 134 wd[i + 1] = (char)text[i];
lvagasi 0:28b9efbdeffc 135 }
lvagasi 0:28b9efbdeffc 136 status = i2c1.write(ST7032I_ADDR, wd, len + 1, false);
lvagasi 0:28b9efbdeffc 137 if (status != 0) {
lvagasi 0:28b9efbdeffc 138 Error(0);
lvagasi 0:28b9efbdeffc 139 }
lvagasi 0:28b9efbdeffc 140 }
lvagasi 0:28b9efbdeffc 141
lvagasi 0:28b9efbdeffc 142 int init_ser_lcd(void) {
lvagasi 0:28b9efbdeffc 143 int status;
lvagasi 0:28b9efbdeffc 144
lvagasi 0:28b9efbdeffc 145 LCD_RST = 0x0; // Generating Reset pulse
lvagasi 0:28b9efbdeffc 146 LCD_BL = 0x0; // BackLight off
lvagasi 0:28b9efbdeffc 147 // BL_LCD = 0.0;
lvagasi 0:28b9efbdeffc 148 wait_us(200);
lvagasi 0:28b9efbdeffc 149 LCD_RST = 0x1;
lvagasi 0:28b9efbdeffc 150 wait_ms(40);
lvagasi 0:28b9efbdeffc 151 status = write_ser_lcd(0x38, false); // Function set with IS = 0
lvagasi 0:28b9efbdeffc 152 if (status != 0) {
lvagasi 0:28b9efbdeffc 153 Error(0);
lvagasi 0:28b9efbdeffc 154 }
lvagasi 0:28b9efbdeffc 155 wait_us(30);
lvagasi 0:28b9efbdeffc 156 status = write_ser_lcd(0x39, false); // Function set with IS = 1
lvagasi 0:28b9efbdeffc 157 if (status != 0) {
lvagasi 0:28b9efbdeffc 158 Error(0);
lvagasi 0:28b9efbdeffc 159 }
lvagasi 0:28b9efbdeffc 160 wait_us(30);
lvagasi 0:28b9efbdeffc 161 status = write_ser_lcd(0x14, false); // Internal OSC frequency adjustment
lvagasi 0:28b9efbdeffc 162 if (status != 0) {
lvagasi 0:28b9efbdeffc 163 Error(0);
lvagasi 0:28b9efbdeffc 164 }
lvagasi 0:28b9efbdeffc 165 wait_us(30);
lvagasi 0:28b9efbdeffc 166 status = write_ser_lcd(0x79, false); // Contrast set
lvagasi 0:28b9efbdeffc 167 if (status != 0) {
lvagasi 0:28b9efbdeffc 168 Error(0);
lvagasi 0:28b9efbdeffc 169 }
lvagasi 0:28b9efbdeffc 170 wait_us(30);
lvagasi 0:28b9efbdeffc 171 status = write_ser_lcd(0x5C, false); // Power/Icon/Contrast control
lvagasi 0:28b9efbdeffc 172 if (status != 0) {
lvagasi 0:28b9efbdeffc 173 Error(0);
lvagasi 0:28b9efbdeffc 174 }
lvagasi 0:28b9efbdeffc 175 wait_us(30);
lvagasi 0:28b9efbdeffc 176 status = write_ser_lcd(0x6E, false); // Follower control
lvagasi 0:28b9efbdeffc 177 if (status != 0) {
lvagasi 0:28b9efbdeffc 178 Error(0);
lvagasi 0:28b9efbdeffc 179 }
lvagasi 0:28b9efbdeffc 180 wait_ms(200);
lvagasi 0:28b9efbdeffc 181 // wait_us(30);
lvagasi 0:28b9efbdeffc 182 status = write_ser_lcd(0x0C, false); // Display ON
lvagasi 0:28b9efbdeffc 183 if (status != 0) {
lvagasi 0:28b9efbdeffc 184 Error(0);
lvagasi 0:28b9efbdeffc 185 }
lvagasi 0:28b9efbdeffc 186 wait_us(30);
lvagasi 0:28b9efbdeffc 187 status = write_ser_lcd(0x01, false); // Clear display
lvagasi 0:28b9efbdeffc 188 if (status != 0) {
lvagasi 0:28b9efbdeffc 189 Error(0);
lvagasi 0:28b9efbdeffc 190 }
lvagasi 0:28b9efbdeffc 191 wait_us(30);
lvagasi 0:28b9efbdeffc 192 status = write_ser_lcd(0x06, false); // Entry mode set
lvagasi 0:28b9efbdeffc 193 if (status != 0) {
lvagasi 0:28b9efbdeffc 194 Error(0);
lvagasi 0:28b9efbdeffc 195 }
lvagasi 0:28b9efbdeffc 196 wait_us(30);
lvagasi 0:28b9efbdeffc 197 status = write_ser_lcd(0x02, false); // Home
lvagasi 0:28b9efbdeffc 198 if (status != 0) {
lvagasi 0:28b9efbdeffc 199 Error(0);
lvagasi 0:28b9efbdeffc 200 }
lvagasi 0:28b9efbdeffc 201 wait_us(30);
lvagasi 0:28b9efbdeffc 202 LCD_BL = 0x1; // BackLight ON
lvagasi 0:28b9efbdeffc 203 // BL_LCD = 0.5;
lvagasi 0:28b9efbdeffc 204 return 0;
lvagasi 0:28b9efbdeffc 205 }
lvagasi 0:28b9efbdeffc 206
lvagasi 0:28b9efbdeffc 207 int main() {
lvagasi 0:28b9efbdeffc 208 uint32_t RGB_sel = 0;
lvagasi 0:28b9efbdeffc 209 uint32_t currentHclk;
lvagasi 1:f76b625bd36e 210 uint32_t dummy;
lvagasi 0:28b9efbdeffc 211
lvagasi 0:28b9efbdeffc 212
lvagasi 0:28b9efbdeffc 213 HAL_StatusTypeDef HAL_status;
lvagasi 0:28b9efbdeffc 214 HAL_LockTypeDef HAL_lock;
lvagasi 0:28b9efbdeffc 215 RTC_HandleTypeDef rtch;
lvagasi 0:28b9efbdeffc 216 HAL_RTCStateTypeDef rtc_state;
lvagasi 0:28b9efbdeffc 217 RTC_InitTypeDef rtc_init;
lvagasi 0:28b9efbdeffc 218 RTC_TimeTypeDef rtc_time;
lvagasi 0:28b9efbdeffc 219 RTC_DateTypeDef rtc_date;
lvagasi 0:28b9efbdeffc 220 RTC_AlarmTypeDef rtc_alarm;
lvagasi 0:28b9efbdeffc 221 int tmp_date, tmp_sec;
lvagasi 0:28b9efbdeffc 222
lvagasi 0:28b9efbdeffc 223 char tt[16];
lvagasi 0:28b9efbdeffc 224
lvagasi 0:28b9efbdeffc 225 R_LED = 1;
lvagasi 0:28b9efbdeffc 226 G_LED = 1;
lvagasi 0:28b9efbdeffc 227 B_LED = 1;
lvagasi 0:28b9efbdeffc 228
lvagasi 1:f76b625bd36e 229 rtc_init.AsynchPrediv = 0x7F;
lvagasi 1:f76b625bd36e 230 rtc_init.SynchPrediv = 0xFF;
lvagasi 1:f76b625bd36e 231 rtc_init.HourFormat = RTC_HOURFORMAT_24;
lvagasi 1:f76b625bd36e 232 rtc_init.OutPutType = RTC_OUTPUT_TYPE_OPENDRAIN;
lvagasi 1:f76b625bd36e 233 rtc_init.OutPutPolarity = RTC_OUTPUT_POLARITY_HIGH;
lvagasi 1:f76b625bd36e 234 rtc_init.OutPut = RTC_OUTPUT_DISABLE;
lvagasi 1:f76b625bd36e 235
lvagasi 1:f76b625bd36e 236 rtc_date.Date = 13;
lvagasi 1:f76b625bd36e 237 rtc_date.Month = 9;
lvagasi 1:f76b625bd36e 238 rtc_date.WeekDay = 7;
lvagasi 1:f76b625bd36e 239 rtc_date.Year = 15;
lvagasi 1:f76b625bd36e 240 tmp_date = 13;
lvagasi 1:f76b625bd36e 241
lvagasi 1:f76b625bd36e 242 rtc_time.DayLightSaving = RTC_DAYLIGHTSAVING_NONE;
lvagasi 1:f76b625bd36e 243 rtc_time.Hours = 23;
lvagasi 1:f76b625bd36e 244 rtc_time.Minutes = 58;
lvagasi 1:f76b625bd36e 245 rtc_time.Seconds = 46;
lvagasi 1:f76b625bd36e 246 rtc_time.StoreOperation =RTC_STOREOPERATION_SET;
lvagasi 1:f76b625bd36e 247 tmp_sec = 0;
lvagasi 1:f76b625bd36e 248
lvagasi 1:f76b625bd36e 249 rtch.Instance = RTC;
lvagasi 1:f76b625bd36e 250 rtch.Init = rtc_init;
lvagasi 1:f76b625bd36e 251 rtch.Lock = HAL_lock;
lvagasi 1:f76b625bd36e 252 rtch.State = rtc_state;
lvagasi 1:f76b625bd36e 253
lvagasi 1:f76b625bd36e 254
lvagasi 1:f76b625bd36e 255 __PWR_CLK_ENABLE();
lvagasi 1:f76b625bd36e 256 HAL_PWR_EnableBkUpAccess();
lvagasi 1:f76b625bd36e 257 // __HAL_RTC_WRITEPROTECTION_DISABLE(&rtch);
lvagasi 1:f76b625bd36e 258 __HAL_RCC_LSE_CONFIG(RCC_LSE_ON);
lvagasi 1:f76b625bd36e 259 __HAL_RCC_RTC_CONFIG(RCC_RTCCLKSOURCE_LSE);
lvagasi 1:f76b625bd36e 260 dummy = RCC->BDCR;
lvagasi 1:f76b625bd36e 261 dummy |= RCC_BDCR_RTCEN;
lvagasi 1:f76b625bd36e 262 RCC->BDCR = dummy;
lvagasi 1:f76b625bd36e 263 // __HAL_RCC_RTC_ENABLE();
lvagasi 1:f76b625bd36e 264 HAL_status = HAL_RTC_Init(&rtch);
lvagasi 1:f76b625bd36e 265 pc.printf("HAL_Status: %d\r\n",HAL_status);
lvagasi 1:f76b625bd36e 266 HAL_status = HAL_RTC_SetDate(&rtch, &rtc_date, FORMAT_BIN);
lvagasi 1:f76b625bd36e 267 pc.printf("HAL_Status: %d\r\n",HAL_status);
lvagasi 1:f76b625bd36e 268 HAL_status = HAL_RTC_SetTime(&rtch, &rtc_time, FORMAT_BIN);
lvagasi 1:f76b625bd36e 269 pc.printf("HAL_Status: %d\r\n",HAL_status);
lvagasi 1:f76b625bd36e 270
lvagasi 0:28b9efbdeffc 271 __GPIOC_CLK_ENABLE();
lvagasi 0:28b9efbdeffc 272 keypadInit.Pin = cols[0] | cols[1] | cols[2];
lvagasi 0:28b9efbdeffc 273 keypadInit.Mode = GPIO_MODE_OUTPUT_OD;
lvagasi 0:28b9efbdeffc 274 keypadInit.Pull = GPIO_NOPULL;
lvagasi 0:28b9efbdeffc 275 keypadInit.Speed = GPIO_SPEED_MEDIUM;
lvagasi 0:28b9efbdeffc 276 HAL_GPIO_Init(GPIOC, &keypadInit);
lvagasi 1:f76b625bd36e 277
lvagasi 1:f76b625bd36e 278 HAL_GPIO_WritePin(GPIOC, cols[0] | cols[1] | cols[2], GPIO_PIN_SET);
lvagasi 1:f76b625bd36e 279 HAL_GPIO_WritePin(GPIOC, cols[2], GPIO_PIN_RESET);
lvagasi 0:28b9efbdeffc 280
lvagasi 0:28b9efbdeffc 281 keypadInit.Pin = rows[0] | rows[1] | rows[2] | rows[3];
lvagasi 1:f76b625bd36e 282 keypadInit.Mode = GPIO_MODE_INPUT;
lvagasi 1:f76b625bd36e 283 keypadInit.Pull = GPIO_PULLUP;
lvagasi 1:f76b625bd36e 284 HAL_GPIO_Init(GPIOC, &keypadInit);
lvagasi 1:f76b625bd36e 285 keypadInit.Pin = rows[3];
lvagasi 0:28b9efbdeffc 286 keypadInit.Mode = GPIO_MODE_IT_FALLING;
lvagasi 0:28b9efbdeffc 287 keypadInit.Pull = GPIO_PULLUP;
lvagasi 0:28b9efbdeffc 288 HAL_GPIO_Init(GPIOC, &keypadInit);
lvagasi 0:28b9efbdeffc 289 NVIC_SetVector(EXTI9_5_IRQn, (uint32_t)EXTI9_5_IRQHandler);
lvagasi 0:28b9efbdeffc 290 HAL_NVIC_EnableIRQ(EXTI9_5_IRQn);
lvagasi 0:28b9efbdeffc 291
lvagasi 0:28b9efbdeffc 292 NVIC_SetVector(SysTick_IRQn, (uint32_t)SysTick_Handler);
lvagasi 0:28b9efbdeffc 293 HAL_SYSTICK_Config(14400000);
lvagasi 0:28b9efbdeffc 294
lvagasi 0:28b9efbdeffc 295 __enable_irq();
lvagasi 0:28b9efbdeffc 296
lvagasi 0:28b9efbdeffc 297 pc.printf("\f\033[00m\033[33mmbed Clock with STM32F303RE NUCLEO board\033[00m\r\n");
lvagasi 0:28b9efbdeffc 298 currentHclk = HAL_RCC_GetHCLKFreq();
lvagasi 0:28b9efbdeffc 299 pc.printf("Current HCLK is: %d\r\n",currentHclk);
lvagasi 0:28b9efbdeffc 300 /* speaker.period(1.0/864.0);
lvagasi 0:28b9efbdeffc 301 speaker = 0.5;
lvagasi 0:28b9efbdeffc 302 wait(0.1);
lvagasi 0:28b9efbdeffc 303 speaker = 0.0;
lvagasi 0:28b9efbdeffc 304 */
lvagasi 0:28b9efbdeffc 305
lvagasi 0:28b9efbdeffc 306 init_ser_lcd();
lvagasi 0:28b9efbdeffc 307 write_ser_lcd(0x80, false); // set DDRAM addr to 0x00
lvagasi 0:28b9efbdeffc 308 write_ser_text((unsigned char *)"Hello", 5);
lvagasi 0:28b9efbdeffc 309 write_ser_lcd(0xC0, false); // set DDRAM addr to 0x40, beginning of 2nd line
lvagasi 0:28b9efbdeffc 310 write_ser_text((unsigned char *)"Teszt",5);
lvagasi 0:28b9efbdeffc 311
lvagasi 0:28b9efbdeffc 312 wait(2.0);
lvagasi 0:28b9efbdeffc 313
lvagasi 0:28b9efbdeffc 314 write_ser_lcd(0x01, false); // Clear display
lvagasi 0:28b9efbdeffc 315 wait_us(30);
lvagasi 0:28b9efbdeffc 316 write_ser_lcd(0x06, false); // Entry mode set
lvagasi 0:28b9efbdeffc 317 wait_us(30);
lvagasi 0:28b9efbdeffc 318 write_ser_lcd(0x80, false); // set DDRAM addr to 0x00, beginning of 1st line
lvagasi 0:28b9efbdeffc 319 wait_us(30);
lvagasi 0:28b9efbdeffc 320 write_ser_text((unsigned char *)"2015.09.12. Szo", 15);
lvagasi 0:28b9efbdeffc 321 write_ser_lcd(0xC0, false); // set DDRAM addr to 0x40, beginning of 2nd line
lvagasi 0:28b9efbdeffc 322 wait_us(30);
lvagasi 0:28b9efbdeffc 323 write_ser_text((unsigned char *)"23:24:56 23.2", 13);
lvagasi 0:28b9efbdeffc 324 write_ser_lcd(0xDF, true);
lvagasi 0:28b9efbdeffc 325
lvagasi 0:28b9efbdeffc 326 while (1) {
lvagasi 0:28b9efbdeffc 327 if (new_key != 0) {
lvagasi 0:28b9efbdeffc 328 if (Index < 0xFF) {
lvagasi 0:28b9efbdeffc 329 pc.printf("Key pressed: %c\r\n",Keytable[Index]);
lvagasi 0:28b9efbdeffc 330 write_ser_lcd(0xCF, false); // set DDRAM addr to 0x4F, end of 2nd line
lvagasi 0:28b9efbdeffc 331 write_ser_lcd(Keytable[Index], true);
lvagasi 0:28b9efbdeffc 332 } else {
lvagasi 0:28b9efbdeffc 333 pc.printf("Incorrect Index value!\r\n");
lvagasi 0:28b9efbdeffc 334 }
lvagasi 0:28b9efbdeffc 335 if (new_key > 1) {
lvagasi 0:28b9efbdeffc 336 pc.printf("There were missed keys: %d\r\n",new_key);
lvagasi 0:28b9efbdeffc 337 }
lvagasi 0:28b9efbdeffc 338 new_key = 0;
lvagasi 0:28b9efbdeffc 339 Index = 0xFF;
lvagasi 0:28b9efbdeffc 340 HAL_NVIC_EnableIRQ(EXTI9_5_IRQn);
lvagasi 0:28b9efbdeffc 341 }
lvagasi 0:28b9efbdeffc 342
lvagasi 0:28b9efbdeffc 343
lvagasi 0:28b9efbdeffc 344 HAL_RTC_GetTime(&rtch, &rtc_time, FORMAT_BCD);
lvagasi 1:f76b625bd36e 345 HAL_RTC_GetDate(&rtch, &rtc_date, FORMAT_BCD);
lvagasi 0:28b9efbdeffc 346 if (rtc_time.Seconds != tmp_sec) {
lvagasi 0:28b9efbdeffc 347 tt[0] = BCD2HEX[((rtc_time.Hours & 0xF0) >> 4)];
lvagasi 0:28b9efbdeffc 348 tt[1] = BCD2HEX[(rtc_time.Hours & 0x0F)];
lvagasi 0:28b9efbdeffc 349 tt[2] = ':';
lvagasi 0:28b9efbdeffc 350 tt[3] = BCD2HEX[((rtc_time.Minutes & 0xF0) >> 4)];
lvagasi 0:28b9efbdeffc 351 tt[4] = BCD2HEX[(rtc_time.Minutes & 0x0F)];
lvagasi 0:28b9efbdeffc 352 tt[5] = ':';
lvagasi 0:28b9efbdeffc 353 tt[6] = BCD2HEX[((rtc_time.Seconds & 0xF0) >> 4)];
lvagasi 0:28b9efbdeffc 354 tt[7] = BCD2HEX[(rtc_time.Seconds & 0x0F)];
lvagasi 1:f76b625bd36e 355 tt[8] = 0x00; // For printf
lvagasi 1:f76b625bd36e 356 tmp_sec = rtc_time.Seconds;
lvagasi 0:28b9efbdeffc 357 write_ser_lcd(0xC0, false);
lvagasi 1:f76b625bd36e 358 pc.printf("\033[3;0H"); // Move the cursur to the beginning of the 3rd line.
lvagasi 1:f76b625bd36e 359 pc.printf(tt);
lvagasi 0:28b9efbdeffc 360 write_ser_text((unsigned char *)tt, 8);
lvagasi 1:f76b625bd36e 361 dummy = 0;
lvagasi 1:f76b625bd36e 362
lvagasi 1:f76b625bd36e 363 if (rtc_date.Date != tmp_date) {
lvagasi 1:f76b625bd36e 364 tt[0] = BCD2HEX[2];
lvagasi 1:f76b625bd36e 365 tt[1] = BCD2HEX[0];
lvagasi 1:f76b625bd36e 366 tt[2] = BCD2HEX[((rtc_date.Year & 0xF0) >> 4)];
lvagasi 1:f76b625bd36e 367 tt[3] = BCD2HEX[(rtc_date.Year & 0x0F)];
lvagasi 1:f76b625bd36e 368 tt[4] = '.';
lvagasi 1:f76b625bd36e 369 tt[5] = BCD2HEX[((rtc_date.Month & 0xF0) >> 4)];
lvagasi 1:f76b625bd36e 370 tt[6] = BCD2HEX[(rtc_date.Month & 0x0F)];
lvagasi 1:f76b625bd36e 371 tt[7] = '.';
lvagasi 1:f76b625bd36e 372 tt[8] = BCD2HEX[((rtc_date.Date & 0xF0) >> 4)];
lvagasi 1:f76b625bd36e 373 tt[9] = BCD2HEX[(rtc_date.Date & 0x0F)];
lvagasi 1:f76b625bd36e 374 tt[10] = '.';
lvagasi 1:f76b625bd36e 375 tmp_date = rtc_date.Date;
lvagasi 1:f76b625bd36e 376 tt[11] = ' ';
lvagasi 1:f76b625bd36e 377 tt[12] = DOW[rtc_date.WeekDay - 1][0];
lvagasi 1:f76b625bd36e 378 tt[13] = DOW[rtc_date.WeekDay - 1][1];
lvagasi 1:f76b625bd36e 379 tt[14] = DOW[rtc_date.WeekDay - 1][2];
lvagasi 1:f76b625bd36e 380 tt[15] = 0x00; // For printf
lvagasi 1:f76b625bd36e 381 write_ser_lcd(0x80, false);
lvagasi 1:f76b625bd36e 382 pc.printf("\033[4;0H"); // Move the cursur to the beginning of the 4th line.
lvagasi 1:f76b625bd36e 383 pc.printf(tt);
lvagasi 1:f76b625bd36e 384 write_ser_text((unsigned char *)tt,15);
lvagasi 1:f76b625bd36e 385 }
lvagasi 0:28b9efbdeffc 386 }
lvagasi 0:28b9efbdeffc 387
lvagasi 0:28b9efbdeffc 388 if (Systck_cnt > 5) {
lvagasi 0:28b9efbdeffc 389 switch (RGB_sel % 3) {
lvagasi 0:28b9efbdeffc 390 case 0:
lvagasi 0:28b9efbdeffc 391 R_LED = 0;
lvagasi 0:28b9efbdeffc 392 G_LED = 1;
lvagasi 0:28b9efbdeffc 393 B_LED = 1;
lvagasi 0:28b9efbdeffc 394 break;
lvagasi 0:28b9efbdeffc 395 case 1:
lvagasi 0:28b9efbdeffc 396 R_LED = 1;
lvagasi 0:28b9efbdeffc 397 G_LED = 0;
lvagasi 0:28b9efbdeffc 398 B_LED = 1;
lvagasi 0:28b9efbdeffc 399 break;
lvagasi 0:28b9efbdeffc 400 case 2:
lvagasi 0:28b9efbdeffc 401 R_LED = 1;
lvagasi 0:28b9efbdeffc 402 G_LED = 1;
lvagasi 0:28b9efbdeffc 403 B_LED = 0;
lvagasi 0:28b9efbdeffc 404 break;
lvagasi 0:28b9efbdeffc 405 default:
lvagasi 0:28b9efbdeffc 406 R_LED = 1;
lvagasi 0:28b9efbdeffc 407 G_LED = 1;
lvagasi 0:28b9efbdeffc 408 B_LED = 1;
lvagasi 0:28b9efbdeffc 409 break;
lvagasi 0:28b9efbdeffc 410 }
lvagasi 0:28b9efbdeffc 411 RGB_sel++;
lvagasi 0:28b9efbdeffc 412 Systck_cnt = 0;
lvagasi 0:28b9efbdeffc 413 }
lvagasi 0:28b9efbdeffc 414 //HAL_PWR_EnterSLEEPMode(PWR_MAINREGULATOR_ON, PWR_SLEEPENTRY_WFI);
lvagasi 1:f76b625bd36e 415 //__WFI();
lvagasi 1:f76b625bd36e 416 while (Systck_evt == 0) {
lvagasi 1:f76b625bd36e 417 dummy++;
lvagasi 1:f76b625bd36e 418 }
lvagasi 1:f76b625bd36e 419 Systck_evt = 0;
lvagasi 0:28b9efbdeffc 420 }
lvagasi 0:28b9efbdeffc 421 }
lvagasi 1:f76b625bd36e 422
lvagasi 1:f76b625bd36e 423
lvagasi 1:f76b625bd36e 424