About APand.7

APand.7 · 2023-05-12

uint8_t I2C_ADDRESS = 0x00;I2C_HandleTypeDef hi2c1;int main(void){HAL_StatusTypeDef status = HAL_ERROR; uint8_t buf[3] = {0,};uint32_t temp_data_a; uint32_t temp_data_o; __IO float T; __IO float To;while (1){ HAL_I2C_Mem_Read(&hi2c1, 0x00, 0x06, I2C...

APand.7 · 2023-05-10

However, I am getting 0x3A(NACK) in stop condition of my logic analyser. Can anyone help me how i can convert this NACK to ACK. I am attaching my code snippet and my logic analyser signal as well . Thanks for help and support.uint8_t I2C_ADDRESS = ...

APand.7 · 2023-04-26

Hello Everyone, I am trying to interface BMP280 sensor using I2C with STM32F401 Discovery Board. My code gets compiled without any error and i have declared two global variable, Temperature and Pressure . when i debug using ST Link GDB sever I cannot...

APand.7 · 2023-05-15

Hello S.Ma and PiranhaThnaks for your suggestions and help.Sincerely

APand.7 · 2023-05-11

Hello FouedThanks for your reply. Sorry I misinterpret your answer. Actually 0x3A is error code.Can you please look at my code and please tell me what i need to modify to get ACKSincerely YoursAshwani Pandey

APand.7 · 2023-05-11

i have simulated this project using SMBUS and I got this siganls.I want to achieve the same signals.Can you please help. How i can get the same signals in I2C.

APand.7 · 2023-05-11

Good Morning FouedThanks for your help. I do not want to stop the communication and I am more like a beginner, can you please help how i can do this and get ACK with 0x3A.i want ACK with 0x3A, can you please suggest what should i do.Thanks for your h...

APand.7 · 2023-05-10

Hello EveryoneI am trying to interface MLX90614 with stm32F401 Discovery board using I2C communication my code snippet are as follow and i have used logic analyser to analyse SCL and SDA signals. The code works fine and i am getting sensor values. Ho...

User statistics

User Activity

Interfacing MLX90614 sensor i2c with STM32F401 Discovery board. Problem : I am getting device address, register address, data address correct, but getting always NACK in stop condition. Can anyone please help me, this is my code snippet.

Hello Everyone, I am trying to interface MLX90614 sensor I2C with stm32F401 Discovery board and i have configured stm32 cube MX in standard mode. My sensor works fine and I am using logic analyser to analyse my SCL and SDA signals.

STM32_I2C_BMP_280

Re: Interfacing MLX90614 sensor i2c with STM32F401 Discovery board. Problem : I am getting device address, register address, data address correct, but getting always NACK in stop condition. Can anyone please help me, this is my code snippet.

Re: Hello Everyone, I am trying to interface MLX90614 sensor I2C with stm32F401 Discovery board and i have configured stm32 cube MX in standard mode. My sensor works fine and I am using logic analyser to analyse my SCL and SDA signals.

Re: Hello Everyone, I am trying to interface MLX90614 sensor I2C with stm32F401 Discovery board and i have configured stm32 cube MX in standard mode. My sensor works fine and I am using logic analyser to analyse my SCL and SDA signals.

Re: Hello Everyone, I am trying to interface MLX90614 sensor I2C with stm32F401 Discovery board and i have configured stm32 cube MX in standard mode. My sensor works fine and I am using logic analyser to analyse my SCL and SDA signals.

Re: STM32L4 - SMBus and Melexis MLX90614