From e3d28cbb2bbf0c65af4d3d57e649f7ef0a6cbdb6 Mon Sep 17 00:00:00 2001 From: zhyinch <zhyinch@gmail.com> Date: 星期六, 13 八月 2022 21:50:01 +0800 Subject: [PATCH] 1 --- Drivers/ExternlDrivers/lis3dh_driver.c | 54 +++++++++++++++++++++++++++++++++++++++++++++++++----- 1 files changed, 49 insertions(+), 5 deletions(-) diff --git a/Drivers/ExternlDrivers/lis3dh_driver.c b/Drivers/ExternlDrivers/lis3dh_driver.c index efb87ff..bdccc84 100644 --- a/Drivers/ExternlDrivers/lis3dh_driver.c +++ b/Drivers/ExternlDrivers/lis3dh_driver.c @@ -67,14 +67,58 @@ void IIC2_Init(void) { GPIO_InitTypeDef GPIO_InitStructure= {0}; - __HAL_RCC_GPIOA_CLK_ENABLE(); - GPIO_InitStructure.Pin = SCL_Pin|SDA_Pin; + + GPIO_InitStructure.Pin = SDA_Pin; + GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_OD ; //推挽输出 + GPIO_InitStructure.Speed = GPIO_SPEED_FREQ_HIGH; + HAL_GPIO_Init(SDA_GPIO_Port, &GPIO_InitStructure); + + GPIO_InitStructure.Pin = SCL_Pin; GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_OD ; //推挽输出 GPIO_InitStructure.Speed = GPIO_SPEED_FREQ_HIGH; HAL_GPIO_Init(SCL_GPIO_Port, &GPIO_InitStructure); - HAL_GPIO_WritePin(SCL_GPIO_Port,SCL_Pin|SDA_Pin,GPIO_PIN_SET); //PB6,PB7 输出高 + + HAL_GPIO_WritePin(SCL_GPIO_Port,SCL_Pin,GPIO_PIN_SET); //PB6,PB7 输出高 + HAL_GPIO_WritePin(SDA_GPIO_Port,SDA_Pin,GPIO_PIN_SET); } - +uint8_t LIS3DH_ReadReg(uint8_t Reg, uint8_t* Data); +void LIS3DH_Check(void) +{ +u8 error = 0,temp; + + LIS3DH_ReadReg(LIS3DH_CTRL_REG1,&temp); + if(temp!=0x57) + {error=1;} + + LIS3DH_ReadReg(LIS3DH_CTRL_REG2,&temp); + if(temp!=0x03) + {error=1;} + + LIS3DH_ReadReg(LIS3DH_CTRL_REG3,&temp); + if(temp!=0x40) + {error=1;} + + LIS3DH_ReadReg(LIS3DH_CTRL_REG4,&temp); + if(temp!=0x08) + {error=1;} + + LIS3DH_ReadReg(LIS3DH_INT1_CFG,&temp); + if(temp!=0xaa) + {error=1;} + + LIS3DH_ReadReg(LIS3DH_INT1_THS,&temp); + if(temp!=g_com_map[IMU_THRES]) + {error=1;} + + LIS3DH_ReadReg(LIS3DH_INT1_DURATION,&temp); + if(temp!=g_com_map[IMU_DUARTION]) + {error=1;} + + if(error==1) + { + SCB->AIRCR = 0X05FA0000|(unsigned int)0x04; + } +} void LIS3DH_Data_Init() { @@ -82,7 +126,7 @@ uint8_t lisid,response; uint8_t lisidtemp; - + IIC2_Init(); LIS3DH_WriteReg(LIS3DH_CTRL_REG1, 0x57); /* CTRL_REG1(20h): ??sensor,???????? ODR 25HZ */ LIS3DH_WriteReg(LIS3DH_CTRL_REG2, 0x03); /* CTRL_REG2(21h): IA1?IA2 ?????? bc */ -- Gitblit v1.9.3