ESP32 S2 Ai-thinker ESP 12K high resolution pinout and specs

by Renzo Mischianti · Published 27 February 2021 · Updated 20 August 2024

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CPU and Memory (ESP32-S2-WROVER)
- Xtensa® single-core 32-bit LX7 microprocessor, up to 240 MHz
- 128 KB ROM
- 320 KB SRAM
- 16 KB SRAM in RTC
- ESP-12K(00) without PSRAM
- ESP-12K(08) with 8MByte PSRAM
- Embedded flash 4Mb
- SPI/QSPI/OSPI supports multiple flash and external RAM chips
Wi-Fi
- IEEE 802.11 b/g/n-compliant
- Supports 20 MHz, 40 MHz bandwidth in 2.4 GHz band
- Single-band 1T1R mode with data rate up to 150 Mbps
- WMM
- TX/RX A-MPDU, RX A-MSDU
- Immediate Block ACK
- Fragmentation and defragmentation
Advanced Peripheral Interfaces
- 43 × programmable GPIOs
- 2 × 12-bit SAR ADCs, up to 20 channels
- 2 × 8-bit DAC
- 14 × touch sensing IOs
- 4 × SPI
- 1 × I2S
- 2 × I2C
- 2 × UART
- RMT (TX/RX)
- LED_PWM, up to 8 channels
- 1 × full-speed USB OTG
- 1 × temperature sensor
- 1 × DVP 8/16 camera interface, implemented using the hardware resources of I2S
- 1 × LCD interface (8-bit serial RGB/8080/6800), implemented using the hardware resources of SPI2
- 1 × LCD interface (8/16/24-bit parallel), implemented using the hardware resources of I2S
- Builtin LED driven by GPIO02
Security
- Secure boot
- Flash encryption
- 4096-bit OTP, up to 1792 bits for users
- Cryptographic hardware acceleration:
  - AES-128/192/256 (FIPS PUB 197)
  - Hash (FIPS PUB 180-4)
  - RSA
  - Random Number Generator (RNG)
  - HMAC
  - Digital signature