How to work/interfacing with more than 8 SPI devices on ESP32

thumthum
Posts: 2
Joined: Tue Sep 25, 2018 2:13 am

How to work/interfacing with more than 8 SPI devices on ESP32

Postby thumthum » Tue Sep 25, 2018 2:25 am

Dear gurus, Im currently having a project to work with 8 K-type thermocouples, all using MAX6675 individually to read the value and communicate with ESP32 via SPI. Meanwhile, it requires to log the data into a SD card, so there goes another SPI device. My question is, how could all these devices interface with the ESP32?? I'd done some research and all i could found was HSPI or VSPI could only support up to 3 devices. Anyone could shared some light? :roll:

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