Search found 32 matches

by smith.randallscott
Mon May 20, 2019 7:14 pm
Forum: ESP32 boards
Topic: Hardware SPI not working
Replies: 10
Views: 1172

Re: Hardware SPI not working

Using a logic analyzer, it appears that the chip select line begins high, shifts low for 0.17ms, shifts high for 0.84ms, shifts low for 1.215ms then a 50kHz clock cycle is present for 0.31ms(on the chip select line), afterwards the chip select line remains low. Also I have not been able to determine...
by smith.randallscott
Fri May 17, 2019 7:00 pm
Forum: ESP32 boards
Topic: Hardware SPI not working
Replies: 10
Views: 1172

Hardware SPI not working

I am brand new to Micro Python, and I have not been successful in getting the Hardware SPI bus working on pins 23, 19, 18, and 5. So far I have been unable to get the clock signal on the output of pin18. Is there any one that has this working?