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https://gitee.com/Lyon1998/pikapython.git
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44 lines
1.3 KiB
C
44 lines
1.3 KiB
C
#include <stdint.h>
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#include "BaseObj.h"
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#include "dataStrs.h"
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#include "W801Device_IIC.h"
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#include "W801_common.h"
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#include "wm_hal.h"
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//I2C_HandleTypeDef hi2c;
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void W801Device_IIC_platformEnable(PikaObj *self)
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{
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char* SCLpin = obj_getStr(self, "SCLpin");
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char* SDApin = obj_getStr(self, "SDApin");
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uint8_t deviceAddr = obj_getInt(self, "deviceAddr");
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I2C_HandleTypeDef* iic = obj_getPtr(self, "iic");
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if (NULL == iic) {
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iic = pikaMalloc(sizeof(I2C_HandleTypeDef));
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obj_setPtr(self, "iic", iic);
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}
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iic->SDA_Port = GPIO_get_Group(SDApin);
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iic->SDA_Pin = GPIO_get_pin(SDApin);
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iic->SCL_Port = GPIO_get_Group(SCLpin);
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iic->SCL_Pin = GPIO_get_pin(SCLpin);
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iic->deviceAddr = deviceAddr;
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HAL_I2C_Init(iic);
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}
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void W801Device_IIC_platformRead(PikaObj* self)
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{
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int addr = obj_getInt(self, "addr");
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int length = obj_getInt(self, "length");
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I2C_HandleTypeDef* iic = obj_getPtr(self, "iic");
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HAL_I2C_Read(iic,iic->deviceAddr,addr,(uint8_t *)iic->readBuffer,length);
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obj_setStr(self, "readData", (char*)iic->readBuffer);
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}
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void W801Device_IIC_platformWrite(PikaObj* self)
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{
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int addr = obj_getInt(self, "addr");
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char* data = obj_getStr(self, "writeData");
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I2C_HandleTypeDef* iic = obj_getPtr(self, "iic");
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HAL_I2C_Write(iic, iic->deviceAddr, addr, (uint8_t*)data,strGetSize(data));
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} |