About edsousa84

edsousa84 · 2024-01-18

Hello everyoneI've hit a bit of a snag with my PCB redesign (V2) featuring an STM32F429ZIT6. While the initial version (V1) worked like a charm, some layout changes and component swaps (SN74ABT16245ADL to two SN74HCT245DWR) in V2 are causing issues w...

edsousa84 · 2024-01-22

So I checked the Boot solder on the pull down resistor it it was not soldered correctly. I fixed that, but the issue is still there.As for the Scaling we used the values generated by the cubemx software.Is it possible htat the HSE is not working beca...

edsousa84 · 2024-01-22

Ok so for the DFU Boot0 pin I have a jumper that I insert to put it in DFU mode. Without the jumper I read ~1.2V. With the jumper (it should enter DFU mode) it reads 3.3VAs for the D+. The board is powered by USB so I cannot check the signal before c...

edsousa84 · 2024-01-18

Hello @AScha.3 thanks for your input.As far as I can tell no I did not swap the D+ and D- (I have used the exact same circuit as the previous version)The D+ line is connected to the PA12 (Pin 104) and then connects to the pin 3 of the mini usb connec...

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Help Needed: Issues Programming and Communicating via USB after PCB Redesign (STM32F429ZIT6)

Re: Help Needed: Issues Programming and Communicating via USB after PCB Redesign (STM32F429ZIT6)

Re: Help Needed: Issues Programming and Communicating via USB after PCB Redesign (STM32F429ZIT6)

Re: Help Needed: Issues Programming and Communicating via USB after PCB Redesign (STM32F429ZIT6)