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Elango · 2023-12-28

Hi,while interfacing pc8574t with stm 32 i2c communication after generating start condition and sending slave address (0x4e) as in datasheet acknowledge failure flag was enable this was the waveform i got and still can't find what could be reason i...

Elango · 2023-12-22

Hi Everyone,I'm unable to connect to my STM32F103c8 board using an ST-Link/v2(isol).I connected the cables as mentioned in ST-Link/v2 manual:PIN1 (VAPP) -> VDD PIN7 (TMS_SWDIO) -> SWIO PIN9 (TCK_SWCLK) -> SWCLK PIN20 (GND) -> GNDHere is...

Elango · 2023-12-28

and also add on to that while debugging i saw it doesn't generate start on first transfer it generates restart condition i have attached photo for better understanding(the green colour statements are the one which conditions satisified)

Elango · 2023-12-28

hi sir, i checked it it seems to be a pin connection and i sort it out now after sending start bit it transmits stop bit i have attached photo belowwhile debugging i came to know it generates start condition after sending slave address the AF(ack fai...

Elango · 2023-12-23

Hi sir,thank you for your suggestion now it works fine

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pc8574 interfacing with stm32f103c8

problem while connecting stlink v-2(isol) and stm32f103c8

Re: pc8574 interfacing with stm32f103c8

Re: pc8574 interfacing with stm32f103c8

Re: problem while connecting stlink v-2(isol) and stm32f103c8