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Example/EpaperModuleTest_APM32F103/Src/board.c

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+/*---------------------------------------
+- WeAct Studio Official Link
+- taobao: weactstudio.taobao.com
+- aliexpress: weactstudio.aliexpress.com
+- github: github.com/WeActTC
+- gitee: gitee.com/WeAct-TC
+- blog: www.weact-tc.cn
+---------------------------------------*/
+
+#include "board.h"
+#include "apm32f10x_gpio.h"
+#include "apm32f10x_rcm.h"
+#include "apm32f10x_usart.h"
+
+void board_usart_init(void)
+{
+    GPIO_Config_T GPIO_ConfigStruct;
+    USART_Config_T USART_ConfigStruct;
+    
+    RCM_EnableAPB2PeriphClock((RCM_APB2_PERIPH_T)(RCM_APB2_PERIPH_GPIOA | RCM_APB2_PERIPH_USART1));
+
+    GPIO_ConfigStruct.mode = GPIO_MODE_AF_PP;
+    GPIO_ConfigStruct.pin = GPIO_PIN_9;
+    GPIO_ConfigStruct.speed = GPIO_SPEED_50MHz;
+    GPIO_Config(GPIOA, &GPIO_ConfigStruct);
+
+    USART_ConfigStruct.baudRate = 115200;
+    USART_ConfigStruct.hardwareFlow = USART_HARDWARE_FLOW_NONE;
+    USART_ConfigStruct.mode = USART_MODE_TX;
+    USART_ConfigStruct.parity = USART_PARITY_NONE;
+    USART_ConfigStruct.stopBits = USART_STOP_BIT_1;
+    USART_ConfigStruct.wordLength = USART_WORD_LEN_8B;
+    USART_Config(USART1, &USART_ConfigStruct);
+
+    USART_Enable(USART1);
+}
+
+/* retarget the C library printf function to the USART */
+int fputc(int ch, FILE *f)
+{
+    USART_TxData(USART1, (uint8_t)ch);
+    while (RESET == USART_ReadStatusFlag(USART1, USART_FLAG_TXBE))
+        ;
+
+    return ch;
+}
+
+void board_led_init(void)
+{
+    GPIO_Config_T configStruct;
+    RCM_EnableAPB2PeriphClock(RCM_APB2_PERIPH_GPIOB);
+
+    configStruct.pin = GPIO_PIN_2;
+    configStruct.mode = GPIO_MODE_OUT_PP;
+    configStruct.speed = GPIO_SPEED_50MHz;
+    GPIO_Config(GPIOB, &configStruct);
+}
+
+void board_led_on(void)
+{
+    GPIO_WriteBitValue(GPIOB, GPIO_PIN_2, BIT_SET);
+}
+
+void board_led_off(void)
+{
+    GPIO_WriteBitValue(GPIOB, GPIO_PIN_2, BIT_RESET);
+}
+
+void board_led_toggle(void)
+{
+    GPIOB->ODATA ^= GPIO_PIN_2;
+}
+
+void board_button_init(void)
+{
+    GPIO_Config_T configStruct;
+    RCM_EnableAPB2PeriphClock(RCM_APB2_PERIPH_GPIOA);
+
+    configStruct.pin = GPIO_PIN_0;
+    configStruct.mode = GPIO_MODE_IN_PD;
+    configStruct.speed = GPIO_SPEED_50MHz;
+    GPIO_Config(GPIOA, &configStruct);
+}
+
+uint8_t board_button_state_get(void)
+{
+    if(GPIO_ReadInputBit(GPIOA, GPIO_PIN_0) == BIT_RESET)
+        return 0;
+    else
+        return 1;
+}