AI-WB2-32S Module with BL602 compatible with ESP32-S

Description

Ai-WB2-32S is a Wi-Fi&BT module equipped with BL602 chip as the core processor and supports Wi-Fi802.11b/g/n protocol and BLE5.0 protocol. The BL602 chip has a built-in low-power 32-bit RISCPU, 276KBRAM and rich peripheral interfaces, including SDI0, SPL, UART, I2C, IRremote, PWM, ADC, DAC, PIR and GPIO, etc. It can be widely used in the Internet of Things (IoT), mobile devices, wearable electronic devices, smart homes and other fields

Pin Description

No.	Name	Function
1,15,38	GND	Ground
2	VDD	3.3V power supply; It is recommended that the output current of the external power supply be higher than 500mA
3	EN	Default chip enable pin, active-high
4,6,7,16-24, 26,29,3232,37	NC	NC, unavailable
5	GPIO11	GPIO11/SPI_SCLK/IIC_SDA/ADC_CH10/JTAG_TDI/TDO
8	IO14	GPIO14/SPI_SS/nc_SCL/PWM_CH4/ADC_CH2/JTAG_TCK/TMS
9	IO17	GPIO17/SPI_MOSI/MISO/IIC_SDA/PWM_CH2/JTAG_TCK/TMS
10	IO3	GPIO3/SPI_SCLK/IC_SDA/PWM_CH3/JTAG_TDO/TDI
11	IO20	Module plug-in FLASH version, not recommended, the PIN pin is occupied by FLASH GPIO22/SPI_SS/nc_SCL/PWM_CH2/JTAG_TCK/TMS
12	IO22	Module plug-in FLASH version, not recommended, the PIN pin is occupied by FLASH GPIO22/SPI_SS/nc_SCL/PWM_CH2/JTAG_TCK/TMS
13	IO0	GPIO0/SDIO_CLK//SPI_MOSI/MISO/IIc_SCL/PWM_CHO/JTAG_TMS
14	IO21	Module plug-in FLASH version, not recommended, the PIN pin is occupied by FLASH GPIO21/SPI_MOSI/MISO/1IC_SDA/PWM_CH1/JTAG_TDITDO
25	IO8/NC	Default NC, not available. If exported, the function supports GPIO4/SPI_MOSI/MISO/Ic_SCL/PWM_CH4/ADC_CH1
27	IO4	GPIO4/SPI_MOSI/MISO/Ic_SCL/PWM_CH4/ADC_CH1
28	IO2	Module plug-in FLASH version, not recommended, the PIN pin is occupied by FLASH GPIO2/SPI_SS/IIc_SCL/PWM_CH2
30	IO1	Module plug-in FLASH version, not recommended, the PIN pin is occupied by FLASH GPIO5/SPI_MOSIMISO/IIC_SDA/PWM_CHO/ADC_CH4/JTAG_TMS/TCK
31	IO5	GPIO5/SPI_MOSIMISO/IIC_SDA/PWM_CHO/ADC_CH4/JTAG_TMS/TCK
34	RXD	RXD/GPIO7/SPI_SCLK/IC_SDA/PWM_CH2/JTAG_TDO/TDI
35	TXD	TXD/GPIO16/SPI_MOSI/MISO/nc_SCL/PWM_CH1/JTAG_TMS/TCK
36	IO12	GPIO12/SPI_MOSIMISO/IIc_SCLPWM_CH2/ADC_CH0/JTAG_TMS/TCK
Note: 1. At the moment of power-on,if Bootstrap GPIO8 is high, the module enters the programming mode;if Bootstrap GPIO8 is low, the module starts normally

Feature

Support IEEE 802.11 b/g/n protocol n
Wi-Fi Security Support WPS/WEP/WPA/WPA2 Personal/WPA2 Enterprise/WPA3n Support 20MHz bandwidth and Max rate is 72.2 Mbps n
BLE 5.0,Bluetooth-compatible Mesh n
Support Station + BLE、Station + SoftAP + BLE n
Support 32-bit RISC CPU，276KB RAM n
The secure startup supports mirroring with ECC-256 signature n
Support QSPI/SPI Flash On-The-Fly AES Decryption, support AES 128 CTRn Support AES 128/192/256-bit encryption engine
Support SHA-1/224/256 Support true Random number generator (TRNG) n
Public key Accelerator (PKA), supports a large number of basic operations, the software provides a signature, verification and other application program interface n
Support SDIO, SPI, UART, I2C, IR remote, PWM, ADC, DAC, PIR, GPIOetcn Integrated Wi-Fi MAC/BB/RF/PA/LNA/BT n
Support a variety of sleep modes, deep sleep current 12μA n
Universal AT instruction for quick start n
Support secondary development, integrated Windows, Linux development environment