Do the eS-WiFi L44 modules support SPI mode? What pins should I use to connect SPI?

Yes, the eS-WiFi modules support SPI.

The correct pins to use for the host I/O are the ADC1-ADC4 pins.

  • SPI_SCK=ADC2=Pin11
  • SPI_MISO=ADC3=Pin10
  • SPI_MOSI=ADC4=Pin9
  • SPI_NSS=ADC1=Pin12

Serial Peripheral Interface eS WiFi L44 module

Posted in: eS-WiFi, Host Interface, WiFi