By tlfong01 on August 6, 2020 • ( Leave a comment ) Program: spi_util_01_v72.py tlfong01 2020aug06hkt2227 # Function: 1. SPI one byte loopback 2. SPI repeatedly send one byte # System Config: Rpi4B buster (r2020may23), python 3.7.3 (r2019dec20), thonny v3.2.7 (r2020jan22) $ date Thu […]