Specifications
: Xtensa dual-core 32-bit
LX7 CPUFrequency up to 240MHzMemories: 384 KB of ROM512 KB of SRAM16 KB of RTCSRAM8 MB of
PSRAMWorking Voltage: 3V to 3.6VU p to 45 GPIOs2*12-bit ADC (up to 20 channels) Extended
Temperature Range: -40 to +65Security 4096 bit OTP, AES, SHA, RSA, ECC, RNGSecure Boot, Flash Encryption, Digital signature, HMAC
moduleInterfaces: 2 I2C interfaces2 I2s interface4 SPI interfaces3 UART interfaces1 USB OTG interface