About joelsa

joelsa · 2023-09-13

https://community.st.com/t5/forums/postpage/board-id/mcu-boards-hardware-tools-forum# STM32H743 has QSPI_IOs not in High Impedance Mode when Configured as InputHi Everyone,I am trying to use the QUADSPI Block 2 on the STM32H743. The QUADSPI_BK2_IO0 t...

joelsa · 2023-09-15

I agree with the first part, and probably can't (ab)use QuadSPI in the way I want to.For the RM part (page 884, section 23.3.4, in RM0433 Rev 8 for all future readers), I did not read that part the way you do. The wording doesn't explicitly state wha...

joelsa · 2023-09-13

The behaviour occurs on a bare Nucleo-H743 board and also on a bare Nucleo-F767 board, all I do is configuring the QUADSPI with nothing connected and then short the pin which should be configured as an input to 3V3 with a multimeter.

joelsa · 2023-09-13

The Pins are configured as Alternate Function Push-Pull for QUADSPI.

User statistics

User Activity

STM32H743 has QSPI_IOs not in High Impedance Mode when Configured as Input

Re: STM32H743 has QSPI_IOs not in High Impedance Mode when Configured as Input

Re: STM32H743 has QSPI_IOs not in High Impedance Mode when Configured as Input

Re: STM32H743 has QSPI_IOs not in High Impedance Mode when Configured as Input