mirror of
https://github.com/WeActStudio/WeActStudio.EpaperModule.git
synced 2026-08-16 13:13:45 +02:00
91 lines
2.2 KiB
C
91 lines
2.2 KiB
C
/*---------------------------------------
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- WeAct Studio Official Link
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- taobao: weactstudio.taobao.com
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- aliexpress: weactstudio.aliexpress.com
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- github: github.com/WeActTC
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- gitee: gitee.com/WeAct-TC
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- blog: www.weact-tc.cn
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---------------------------------------*/
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#include "board.h"
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#include <stdio.h>
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void board_usart0_init(void)
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{
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/* enable GPIO clock */
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rcu_periph_clock_enable(RCU_GPIOA);
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/* enable USART clock */
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rcu_periph_clock_enable(RCU_USART0);
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/* connect port to USARTx_Tx */
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gpio_init(GPIOA, GPIO_MODE_AF_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_9);
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/* connect port to USARTx_Rx */
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gpio_init(GPIOA, GPIO_MODE_IN_FLOATING, GPIO_OSPEED_50MHZ, GPIO_PIN_10);
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/* USART configure */
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usart_deinit(USART0);
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usart_baudrate_set(USART0, 115200U);
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usart_word_length_set(USART0, USART_WL_8BIT);
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usart_stop_bit_set(USART0, USART_STB_1BIT);
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usart_parity_config(USART0, USART_PM_NONE);
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usart_hardware_flow_rts_config(USART0, USART_RTS_DISABLE);
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usart_hardware_flow_cts_config(USART0, USART_CTS_DISABLE);
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usart_receive_config(USART0, USART_RECEIVE_ENABLE);
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usart_transmit_config(USART0, USART_TRANSMIT_ENABLE);
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usart_enable(USART0);
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}
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/* retarget the C library printf function to the USART */
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int fputc(int ch, FILE *f)
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{
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usart_data_transmit(USART0, (uint8_t)ch);
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while (RESET == usart_flag_get(USART0, USART_FLAG_TBE))
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;
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return ch;
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}
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void board_led_init(void)
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{
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/* enable the led clock */
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rcu_periph_clock_enable(RCU_GPIOB);
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/* configure led GPIO port */
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gpio_init(GPIOB, GPIO_MODE_OUT_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_2);
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GPIO_BC(GPIOB) = GPIO_PIN_2;
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}
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void board_led_on(void)
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{
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GPIO_BOP(GPIOB) = GPIO_PIN_2;
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}
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void board_led_off(void)
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{
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GPIO_BC(GPIOB) = GPIO_PIN_2;
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}
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void board_led_toggle(void)
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{
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gpio_bit_write(GPIOB, GPIO_PIN_2,
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(bit_status)(1 - gpio_input_bit_get(GPIOB, GPIO_PIN_2)));
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}
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void board_button_init(void)
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{
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/* enable the button clock */
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rcu_periph_clock_enable(RCU_GPIOA);
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rcu_periph_clock_enable(RCU_AF);
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/* configure button pin as input */
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gpio_init(GPIOA, GPIO_MODE_IPD, GPIO_OSPEED_50MHZ, GPIO_PIN_0);
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}
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uint8_t board_button_state_get(void)
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{
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return gpio_input_bit_get(GPIOA, GPIO_PIN_0);
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}
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