279 lines
6.5 KiB
C
279 lines
6.5 KiB
C
#include "bsp_wf5803.h"
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#include "CONFIG.h"
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typedef enum
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{
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kPressIn = 0,
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kPressOut = 1,
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kPressAtom = 2,
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kPressMaxIndex
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} TePressSensorIndex;
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static tmosTaskID press_task_id = INVALID_TASK_ID;
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#define PRESS_IN_CS_HIGH() GPIOB_SetBits(GPIO_Pin_9)
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#define PRESS_IN_CS_LOW() GPIOB_ResetBits(GPIO_Pin_9)
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#define PRESS_OUT_CS_HIGH() GPIOB_SetBits(GPIO_Pin_4)
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#define PRESS_OUT_CS_LOW() GPIOB_ResetBits(GPIO_Pin_4)
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#define PRESS_ATOM_CS_HIGH() GPIOB_SetBits(GPIO_Pin_17)
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#define PRESS_ATOM_CS_LOW() GPIOB_ResetBits(GPIO_Pin_17)
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uint8_t volatile press_done_flag = 0;
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uint8_t press_raw_data[kPressMaxIndex][5];
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void PRESS_SPI_CsStart(TePressSensorIndex index)
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{
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switch (index)
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{
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case kPressIn:
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PRESS_IN_CS_LOW();
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break;
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case kPressOut:
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PRESS_OUT_CS_LOW();
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break;
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case kPressAtom:
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PRESS_ATOM_CS_LOW();
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break;
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default:
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break;
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}
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}
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void PRESS_SPI_CsStop(TePressSensorIndex index)
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{
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switch (index)
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{
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case kPressIn:
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PRESS_IN_CS_HIGH();
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break;
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case kPressOut:
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PRESS_OUT_CS_HIGH();
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break;
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case kPressAtom:
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PRESS_ATOM_CS_HIGH();
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break;
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default:
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break;
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}
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}
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uint8_t PRESS_SPI_SendByte(uint8_t data)
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{
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R8_SPI0_BUFFER = data;
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while (!(R8_SPI0_INT_FLAG & RB_SPI_FREE));
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return (R8_SPI0_BUFFER);
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}
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void WF5803_WriteReg(uint8_t Address, uint8_t value, TePressSensorIndex index)
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{
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PRESS_SPI_CsStart(index);
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PRESS_SPI_SendByte(0x00);
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PRESS_SPI_SendByte(Address);
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PRESS_SPI_SendByte(value);
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PRESS_SPI_CsStop(index);
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}
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uint8_t WF5803_ReadReg(uint8_t addr, TePressSensorIndex index)
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{
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uint8_t value;
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PRESS_SPI_CsStart(index);
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PRESS_SPI_SendByte(0x80);
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PRESS_SPI_SendByte(addr);
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value = PRESS_SPI_SendByte(0xFF);
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PRESS_SPI_CsStop(index);
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return value;
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}
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void PRESS_IO_SPI_Init(void)
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{
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/**
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* CSB: PB17
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* SCL: PA13
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* SDA: PA14
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* SDO: PA15
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*/
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// SDA: MOSI
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// SDO: MISO
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// CSB2: PB9
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GPIOB_SetBits(GPIO_Pin_9);
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GPIOB_ModeCfg(GPIO_Pin_9, GPIO_ModeOut_PP_5mA);
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// CSB3: PB4
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GPIOB_SetBits(GPIO_Pin_4);
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GPIOB_ModeCfg(GPIO_Pin_4, GPIO_ModeOut_PP_5mA);
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// CSB4: PB17
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GPIOB_SetBits(GPIO_Pin_17);
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GPIOB_ModeCfg(GPIO_Pin_17, GPIO_ModeOut_PP_5mA);
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PRESS_SPI_CsStop(kPressIn);
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PRESS_SPI_CsStop(kPressOut);
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PRESS_SPI_CsStop(kPressAtom);
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// spi初始化，模式0
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GPIOA_ModeCfg(GPIO_Pin_13 | GPIO_Pin_14, GPIO_ModeOut_PP_5mA);
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GPIOA_ModeCfg(GPIO_Pin_15, GPIO_ModeIN_PU);
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SPI0_MasterDefInit();
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}
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void WF5803_Init(void)
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{
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PRESS_IO_SPI_Init();
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WF5803_WriteReg(0x00, 0x81, kPressIn); // 配置spi为四线模式
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WF5803_WriteReg(0x00, 0x81, kPressOut); // 配置spi为四线模式
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WF5803_WriteReg(0x00, 0x81, kPressAtom); // 配置spi为四线模式
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}
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void PRESS_LowerIO_Init(void)
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{
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// WF5803默认供电时，其他IO都是高电平
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// SPI
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GPIOA_SetBits(GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15);
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GPIOA_ModeCfg(GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15, GPIO_ModeIN_PU);
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// CSB2: PB9
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GPIOB_SetBits(GPIO_Pin_9);
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GPIOB_ModeCfg(GPIO_Pin_9, GPIO_ModeIN_PU);
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// CSB3: PB4
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GPIOB_SetBits(GPIO_Pin_4);
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GPIOB_ModeCfg(GPIO_Pin_4, GPIO_ModeIN_PU);
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// CSB4: PB17
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GPIOB_SetBits(GPIO_Pin_17);
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GPIOB_ModeCfg(GPIO_Pin_17, GPIO_ModeIN_PU);
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}
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void Lower_IO_Deinit(void)
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{
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// LED
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GPIOA_ResetBits(GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_12);
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GPIOA_ModeCfg(GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_12, GPIO_ModeIN_PD);
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// KEY
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GPIOA_ResetBits(GPIO_Pin_7);
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GPIOA_ModeCfg(GPIO_Pin_7, GPIO_ModeIN_PU);
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// motor
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GPIOB_ResetBits(GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2);
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GPIOB_ModeCfg(GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2, GPIO_ModeIN_PD);
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// COIL_ADC
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GPIOA_ResetBits(GPIO_Pin_6);
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GPIOA_ModeCfg(GPIO_Pin_6, GPIO_ModeIN_PD);
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// ADC_CTRL,ADC_VBAT
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GPIOA_ResetBits(GPIO_Pin_0 | GPIO_Pin_1);
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GPIOA_ModeCfg(GPIO_Pin_0 | GPIO_Pin_1, GPIO_ModeIN_PD);
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}
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void PRESS_LowPower(void)
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{
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Lower_IO_Deinit();
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if (press_done_flag == 1)
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{
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PRESS_LowerIO_Init();
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}
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}
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uint8_t GetSensorData(TePressSensorIndex index)
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{
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memset(press_raw_data[index], 0, 5);
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PRINT("Status = %02x\r\n", WF5803_ReadReg(0x02, index));
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// 气压数据
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// 温度数据
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for (uint8_t i = 0; i < 5; i++)
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{
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press_raw_data[index][i] = WF5803_ReadReg(0x06 + i, index);
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}
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return 0;
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}
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void SensorData_Process(TePressSensorIndex index)
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{
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long reading = 0;
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float fDat = 0;
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float press = 0;
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float temp = 0;
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GetSensorData(index);
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reading = press_raw_data[index][0];
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reading = reading << 8;
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reading |= press_raw_data[index][1];
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reading = reading << 8;
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reading |= press_raw_data[index][2];
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if (reading >= 8388608)
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{
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fDat = (int32_t)(reading - 16777216) / 8388608.0f;
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}
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else
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{
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fDat = reading / 8388608.0f;
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}
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press = fDat * 125 + 17.5; // WF5803_1BAR 如果是使用10m级别的深传就使用这个
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reading = press_raw_data[index][3];
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reading = reading << 8;
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reading |= press_raw_data[index][4];
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if (reading > 32768)
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{
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temp = (reading - 65844) / 256.0f;
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}
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else
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{
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temp = (reading - 308) / 256.0f;
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}
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PRINT("P[%d] = %d.%d pa\r\n", index, (int)(press * 1000), ((int)(press * 10000000.0f) % 10000));
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PRINT("T[%d] = %d.%d \r\n", index, (int)temp, ((int)(temp * 100.0f) % 100));
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}
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// __HIGH_CODE
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// __attribute__((noinline))
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uint16_t WF5803_ProcessEvent(uint8_t task_id, uint16_t events)
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{
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if (events & WF5803_EVT_START)
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{
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press_done_flag = 0;
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WF5803_Init();
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WF5803_WriteReg(0x30, 0x0A, kPressIn);
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WF5803_WriteReg(0x30, 0x0A, kPressOut);
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WF5803_WriteReg(0x30, 0x0A, kPressAtom);
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tmos_start_task(press_task_id, WF5803_EVT_READ, MS1_TO_SYSTEM_TIME(5));
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return (events ^ WF5803_EVT_START);
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}
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else if (events & WF5803_EVT_READ)
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{
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SensorData_Process(kPressIn);
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SensorData_Process(kPressOut);
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SensorData_Process(kPressAtom);
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tmos_start_task(press_task_id, WF5803_EVT_START, MS1_TO_SYSTEM_TIME(800));
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press_done_flag = 1;
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return (events ^ WF5803_EVT_READ);
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}
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return 0;
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}
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void BSP_PRESS_Init(void)
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{
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press_task_id = TMOS_ProcessEventRegister(WF5803_ProcessEvent);
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tmos_set_event(press_task_id, WF5803_EVT_START);
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}
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