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Description
- 1 x SparkFun Thing Plus - ESP32-S2 WROOM
- ESP32-S2 Module
- JST LiPo Battery Connector
- Qwiic Connector
- USB-C Connector
- JTAG PTH Pins
- Feather Footprint
Xtensa Single-Core 32-bit LX7 Microprocessor (up to 240 MHz)
- RISC-V ULP Coprocessor
- 128 KB ROM and 320 KB SRAM
- 4 MB of Embedded SPI Flash Storage
Cryptographic Hardware Accelerators
- AES, ECB/CBC/OFB/CFB/CTR, GCM, SHA, RSA, and ECC (Digital Signature)
Physical Security Features
- Transparent external flash and RAM encryption (AES-XTS)
- Secure Boot feature ensures only signed firmware (with RSA-PSS signature) is booted
- HMAC and Digital Signature modules use software inaccessible keys to generate SHA-MAC and MAC signatures
Integrated 802.11 b/g/n WiFi 2.4GHz Transceiver (up to 150Mbps)
- Integrated Temperature Sensor (-20 to 110 °C)
Operating Voltage: 3 to 3.6 V
- WiFi: 310 mA (peak)
- Light-Sleep: 550 µA
- Deep-Sleep: 20-235 µA
21 Available GPIO
- 16x 12-bit ADC Channels
- 2x 8-bit DAC
- 14x Capacitive Touch Sensing
- 4x SPI (only one is configured by default in the Arduino IDE)
- 1x I2S
- 2x I2C (only one is configured by default in the Arduino IDE)
- 2x UART (only two are configured by default in the Arduino IDE, one UART is used for boot-loading/debug)
- 8x PWM Channels