Our Online Store have the new products: RFID antenna board. Currently it can work with JC10M24R and JCOP4 card chips.
Compared with normal cards, the antenna board module has a smaller size and fixed holes, which is easy to integrate in the IOT(Internet Of Things) project.

How to implements SPI by GPIO?

Embedded system programming,electronics DIY, ARM, Arduino, STM32, 8051, STM8,module, shield, development board.
BirdKing
Posts: 86
Joined: Wed Nov 04, 2015 7:23 am
Points :656
Contact:

How to implements SPI by GPIO?

Post by BirdKing » Mon Jul 15, 2019 12:23 am

Hello, everyone.
Now, I want to implements SPI protocol by GPIO pins. But I'm new at this. The first thing I want know is that I should set the pin to IN or OUT for MOSI. And the same question to MISO, CLK and CSS...

Who is online

Users browsing this forum: No registered users and 10 guests

JavaCard OS : Disclaimer