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Adafruit AirLift Shield ESP32 User Manual

Adafruit AirLift Shield ESP32
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(https://adafru.it/EVu)
At the top you'll see a section where the GPIO pins are defined
(https://adafru.it/EVv)
If you don't see this, you may have the wrong WiFiNINA library installed. Uninstall it and re-install the
Adafruit one as above.
Arduino Microcontroller Pin Definition
Next, you'll need to need to modify the pin definition above for the AirLift Shield. Replace the
configuration in the sketch with the pinouts below:
#define SPIWIFI SPI // The SPI port
#define SPIWIFI_SS 10 // Chip select pin
#define ESP32_RESETN 5 // Reset pin
#define SPIWIFI_ACK 7 // a.k.a BUSY or READY pin
#define ESP32_GPIO0 6
Compile and upload to your board wired up to the AirLift
© Adafruit Industries https://learn.adafruit.com/adafruit-airlift-shield-esp32-wifi-co-processor Page 42 of 56

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Adafruit AirLift Shield ESP32 Specifications

General IconGeneral
MicrocontrollerESP32
InterfaceSPI
WiFi802.11 b/g/n
Voltage Level3.3V
TypeShield
SD Card SocketNo
Wireless ConnectivityWiFi
Input Voltage5V
Flash Memory4 MB
SRAM520 KB
Clock Speed240 MHz
USBNo
Compatible BoardsArduino Uno, Mega
AntennaCeramic
Digital I/O PinsNot directly accessible (used for SPI communication)