65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
/*
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* @Author: DaMingSY zxm5337@163.com
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* @Date: 2024-10-10 11:17:45
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* @LastEditors: DaMingSY zxm5337@163.com
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* @LastEditTime: 2024-10-11 15:09:07
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* @FilePath: \signal_generator\App\DAC7811\dac7811.c
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* @Description: 这是默认设置,请设置`customMade`, 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
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*/
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#include "FreeRTOS.h"
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#include "task.h"
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#include "dac7811.h"
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#include "ads1220.h"
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#include "spi.h"
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#include "gpio.h"
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#include "stm32f407xx.h"
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BOOL dac7811_spi_init_flag = FALSE;
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void fun_dac7811_spi1_init()
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{
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hspi1.Instance = SPI1;
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hspi1.Init.Mode = SPI_MODE_MASTER;
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hspi1.Init.Direction = SPI_DIRECTION_2LINES;
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hspi1.Init.DataSize = SPI_DATASIZE_16BIT;
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hspi1.Init.CLKPolarity = SPI_POLARITY_HIGH;
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hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
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hspi1.Init.NSS = SPI_NSS_SOFT;
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hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_8;
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hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
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hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
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hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
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hspi1.Init.CRCPolynomial = 10;
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if (HAL_SPI_Init(&hspi1) != HAL_OK)
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{
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Error_Handler();
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}
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ADS1220_CS(GPIO_PIN_SET);
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//DAC7811_CS(GPIO_PIN_SET);
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}
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void fun_dac7811_operate(float32 *data_sv)
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{
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if (data_sv == NULL)
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return;
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uint16_t reg_data = 0;
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reg_data = (uint16_t)(*data_sv);
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reg_data |= 0x1000;
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reg_data &= 0x1fff;
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if (dac7811_spi_init_flag == FALSE)
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{
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fun_dac7811_spi1_init();
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ads1220_spi_init_flag = FALSE;
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dac7811_spi_init_flag = TRUE;
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}
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else
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{
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//DAC7811_CS(GPIO_PIN_RESET);
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HAL_SPI_Transmit(&hspi1, (uint8_t *)(®_data), 1, 1000);
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//DAC7811_CS(GPIO_PIN_SET);
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}
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}
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