初始化
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#include "initial.h"
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#include "systick.h"
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/*!
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\brief configure the DMA peripheral
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\param[in] none
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\param[out] none
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\retval none
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*/
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void dma_config(void) {
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/* enable DMA0 clock */
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rcu_periph_clock_enable(RCU_DMA0);
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/* ADC_DMA_channel configuration */
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dma_parameter_struct dma_data_parameter;
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/* ADC DMA_channel configuration */
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dma_deinit(DMA0, DMA_CH0);
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/* initialize DMA single data mode */
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dma_data_parameter.periph_addr = (uint32_t)(&ADC_RDATA(ADC0));
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dma_data_parameter.periph_inc = DMA_PERIPH_INCREASE_DISABLE;
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dma_data_parameter.memory_addr = (uint32_t)(adc_value);
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dma_data_parameter.memory_inc = DMA_MEMORY_INCREASE_ENABLE;
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dma_data_parameter.periph_width = DMA_PERIPHERAL_WIDTH_16BIT;
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dma_data_parameter.memory_width = DMA_MEMORY_WIDTH_16BIT;
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dma_data_parameter.direction = DMA_PERIPHERAL_TO_MEMORY;
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dma_data_parameter.number = 6;
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dma_data_parameter.priority = DMA_PRIORITY_HIGH;
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dma_init(DMA0, DMA_CH0, &dma_data_parameter);
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dma_circulation_enable(DMA0, DMA_CH0);
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/* enable DMA channel */
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dma_channel_enable(DMA0, DMA_CH0);
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}
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/*!
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\brief configure the ADC peripheral
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\param[in] none
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\param[out] none
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\retval none
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*/
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void adc_config(void) {
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/* enable ADC clock */
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rcu_periph_clock_enable(RCU_ADC0);
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/* config ADC clock */
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rcu_adc_clock_config(RCU_CKADC_CKAPB2_DIV4);
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/* 复位ADC */
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adc_deinit(ADC0);
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/* ADC模式配置 */
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adc_mode_config(ADC_MODE_FREE);
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/* 使能ADC连续转换功能 */
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adc_special_function_config(ADC0, ADC_CONTINUOUS_MODE, ENABLE);
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/* 使能ADC扫描模式 */
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adc_special_function_config(ADC0, ADC_SCAN_MODE, ENABLE);
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/* ADC数据右对齐配置 */
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adc_data_alignment_config(ADC0, ADC_DATAALIGN_RIGHT);
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/* 使能ADC温度传感器和内部参考电压 */
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adc_tempsensor_vrefint_enable();
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/* 配置ADC通道长度 */
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adc_channel_length_config(ADC0, ADC_REGULAR_CHANNEL, 6);
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/* 配置ADC规则通道 */
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adc_regular_channel_config(ADC0, 0, ADC_CHANNEL_16,
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ADC_SAMPLETIME_239POINT5);
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adc_regular_channel_config(ADC0, 1, ADC_CHANNEL_9, ADC_SAMPLETIME_55POINT5);
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adc_regular_channel_config(ADC0, 2, ADC_CHANNEL_3, ADC_SAMPLETIME_55POINT5);
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adc_regular_channel_config(ADC0, 3, ADC_CHANNEL_4, ADC_SAMPLETIME_55POINT5);
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adc_regular_channel_config(ADC0, 4, ADC_CHANNEL_5, ADC_SAMPLETIME_55POINT5);
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adc_regular_channel_config(ADC0, 5, ADC_CHANNEL_6, ADC_SAMPLETIME_55POINT5);
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/* ADC触发配置 */
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adc_external_trigger_source_config(ADC0, ADC_REGULAR_CHANNEL,
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ADC0_1_EXTTRIG_REGULAR_NONE);
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adc_external_trigger_config(ADC0, ADC_REGULAR_CHANNEL, ENABLE);
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/* 使能ADC接口 */
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adc_enable(ADC0);
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delay_1ms(1);
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/* ADC校准 */
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adc_calibration_enable(ADC0);
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/* 使能ADC DMA功能 */
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adc_dma_mode_enable(ADC0);
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/* 使能ADC软件触发 */
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adc_software_trigger_enable(ADC0, ADC_REGULAR_CHANNEL);
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}
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void GPIO_config(void) {
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// 使能GPIOB时钟
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rcu_periph_clock_enable(RCU_GPIOB);
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// 配置PB2为输入引脚，用于读取电机状态
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gpio_init(GPIOB, GPIO_MODE_IN_FLOATING, GPIO_OSPEED_50MHZ, GPIO_PIN_2);
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}
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/* retarget the C library printf function to the USART */
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u8 USART0_init() {
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gd_eval_com_init(EVAL_COM0);
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return 1;
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}
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int fputc(int ch, FILE *f) throw() {
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usart_data_transmit(EVAL_COM0, (uint8_t)ch);
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while (RESET == usart_flag_get(EVAL_COM0, USART_FLAG_TBE))
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;
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return ch;
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}
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#ifndef _INITIAL_H
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#define _INITIAL_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "gd32c10x.h"
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#include "stdint.h"
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#include <stdio.h>
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#include "gd32c10x_eval.h"
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void rcu_config(void);
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void adc_config(void);
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void dma_config(void);
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int fputc(int ch, FILE *f); // 声明fputc函数以重载标准库实现
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u8 tle5210b_init(void);
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u8 USART0_init(void);
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extern const u16 adc_value[7];
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#ifdef __cplusplus
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}
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#endif
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#endif
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/*!
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\file systick.c
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\brief the systick configuration file
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\version 2025-06-20, V1.5.1, firmware for GD32C10x
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*/
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/*
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Copyright (c) 2024, GigaDevice Semiconductor Inc.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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3. Neither the name of the copyright holder nor the names of its contributors
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may be used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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OF SUCH DAMAGE.
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*/
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#include "gd32c10x.h"
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#include "systick.h"
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volatile static uint32_t delay;
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/*!
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\brief configure systick
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\param[in] none
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\param[out] none
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\retval none
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*/
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void systick_config(void)
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{
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/* setup systick timer for 1000Hz interrupts */
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if (SysTick_Config(SystemCoreClock / 1000U)){
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/* capture error */
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while (1){
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}
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}
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/* configure the systick handler priority */
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NVIC_SetPriority(SysTick_IRQn, 0x00U);
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}
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/*!
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\brief delay a time in milliseconds
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\param[in] count: count in milliseconds
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\param[out] none
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\retval none
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*/
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void delay_1ms(uint32_t count)
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{
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delay = count;
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while(0U != delay){
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}
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}
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/*!
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\brief delay decrement
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\param[in] none
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\param[out] none
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\retval none
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*/
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void delay_decrement(void)
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{
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if (0U != delay){
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delay--;
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}
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}
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@@ -0,0 +1,54 @@
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/*!
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\file systick.h
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\brief the header file of systick
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\version 2025-06-20, V1.5.1, firmware for GD32C10x
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*/
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/*
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Copyright (c) 2024, GigaDevice Semiconductor Inc.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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3. Neither the name of the copyright holder nor the names of its
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contributors may be used to endorse or promote products derived from this
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software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef SYSTICK_H
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#define SYSTICK_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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/* configure systick */
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void systick_config(void);
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/* delay a time in milliseconds */
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void delay_1ms(uint32_t count);
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/* delay decrement */
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void delay_decrement(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* SYSTICK_H */
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