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ATMEGA328P ISP SPI connection conflict issue

I have identified the cause of the problem, be it not ideal, at least it is logical. Elsewhere on the circuit is 2 Digital Potentiometers part number MCP42010T-I/SL that even when there RS pins are ...
Jay Dee's user avatar
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ATMEGA328P ISP SPI connection conflict issue

There are a couple of things you can try: If you are not using the SPI pin in the board for any other application, set them as inputs in your code. Flashed them both at the same time. Then the next ...
Saadat's user avatar
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SPI flash memory (AT26DF161A) with PIC16F883 write wrong data in memory and Manufacturer ID is wrong

Finally, I've changed the power source of the PIC from 5V to 3,3V. I have removed all the attenuators and the memory started working ok. I thought that at 125kHz the resistors attenuator would work ...
Hernan Couto's user avatar
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Buffering Arduino SPI bus using 74AHCT125

5V, because that chip works only on 5V and outputs 5V. It would be a great chip for level shifting 3.3 to 5V, but will not work for level shifting 5V to 3.3V. No it would burn up the 3.3V device if ...
Justme's user avatar
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How to isolate a chip from a board without unsoldering it?

There are a couple of things you can do here without physical modification... System Reset Are you able to hold the system in reset state? If so, the I/O pins connected to the flash will generally ...
Attie's user avatar
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Chip identification possibly SPI driver

Probably way late for you, but I found this in search trying to track down the same thing. What brand is your desk? I believe your second IC should be identified by the 019A number. It is probably a ...
Ryan Feeley's user avatar
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MAX1415 ADC not reading voltages correctly. Incorrect setup procedure?

I've resolved the issues. There was more than a multitude of things I was doing incorrectly. I'm posting my working code in the chance that anyone uses this device and is struggling as well. ...
AuFries's user avatar
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Problem with STM32MP1 SPI using DMA

The following solved the problem: __HAL_RCC_SPI5_FORCE_RESET(); __HAL_RCC_SPI5_RELEASE_RESET(); __HAL_RCC_DMA2_FORCE_RESET(); __HAL_RCC_DMA2_RELEASE_RESET();
Fábio Silva's user avatar
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SAMD51 SPI on SERCOM0 not working as expected

I found the solution I misread the pinmux table. It doesn't output to pin PA13 it outputs to PA08...
daannn's user avatar
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