J202H-I is a Wi-Fi + BLE combination module for low power consumption and high  performance application development. The wireless subsystem includes 2.4G radio,  Wi-Fi 802.11b/ G /n and BLE 5.0 baseband /MAC designs. The microcontroller  subsystem contains a low-power 32-bit RISC CPU, cache, and memory.  The power  source management unit controls the low power mode. In addition, various security  features are supported. Peripheral interfaces include SDIO, SPI, UART, I2C, IR Remote, PWM, ADC, DAC, PIR  and GPIO.

Wi-Fi General  supports IEEE 802.11b /g/n protocol.  2.4GHz band 1T1R mode, support 20 MHz, data rate up to 72.2Mbps.  Wi-Fi Security WPS/WEP/WPA/WPA2 Personal/WPA2 Enterprise/WPA3.  Support Station mode, Softap mode, Station + Softap mode, Sniffer mode.  Bluetooth low energy consumption 5.0, Bluetooth Mesh.  Wi-Fi and BLE coexist.  5.0 support BLE. MCU Features  32-bit RISC CPU with FPU.  1 RTC timer with a maximum counting cycle of 1 year.  DFS from 1MHz to 192MHz.  Support XIP QSPI Flash startup, built-in image decryption unit. Host Interface SDIO 2.0 1x  SPI 1x  I2C 1x  UART 3x  I2S 1x  PWM 5x  ADC 5x  GPIO 13x