Ai-Thinker AI-M61-32S WIFI 6 & BLE 5.3 Module
The Ai-Thinker AI-M61-32S WIFI 6 & BLE 5.3 Module is a high-performance wireless communication module engineered to meet the connectivity demands of modern Internet of Things (IoT) applications, including smart home systems, wearable electronics, industrial automation, and mobile devices. Developed by Shenzhen Ai-Thinker Technology Co., Ltd., this module integrates Wi-Fi 6 (IEEE 802.11b/g/n/ax), Bluetooth Low Energy (BLE) 5.3, and Thread protocols, offering a versatile and robust solution for wireless connectivity.
Features:
- Support 2.4GHz working frequency band.
- Support IEEE 802.11 b/g/n/ax.
- Support BLE5.3.
- Support Thread.
- Support Wi-Fi/BLE/Thread coexistence.
- Wi-Fi security supports WPS/WEP/WPA/WPA2/WPA3.
- Support 20/40MHz bandwidth, 1T1R, maximum rate 229.4 Mbps.
- Support STA, SoftAP, STA+SoftAP and sniffer mode.
- 32-bit RISC-V CPU with FPU and DSP, the highest frequency can reach 320M 4MB pSRAM，532KB SRAM，128KB ROM，4Kb eFuse.
- Support DVP, MJPEG, Dispaly, Audio Codec, USB2.0, SDU, Ethernet (EMAC), SD/MMC (SDH), SPI, UART, I2C, I2S, PWM, GPDAC, GPADC, ACOMP and GPIO, etc.
- Support Camera Sensor DVP interface.
- Support Video Codec MJPEG encoding.
- Support LCD display (QSPI, DBI and RGB).
- Integrated RF Balun, PA/LNA.
- Support secure boot; secure debugging.
- Support XIP QSPI On-The-Fly AES Decryption (OTFAD).
- Support TrustZone.
- Support AES-CBC/CCM/GCM/XTS mode.
- Support MD5、SHA-1/224/256/384/512.
- Support TRNG（True Random Number Generator).
- Support PKA (Public Key Accelerator) for RSA/ECC.
- BLE Fast Wi-Fi connection is supported.
- Universal AT instruction for quick start.
- Support secondary development, integrated Windows, Linux development environment.
Specifications:
| Parameter | Specification |
|---|---|
| Model | Ai-M61-32S |
| Package | SMD-40 |
| Size | 25.5mm × 18.0mm × 3.1mm (±0.2) |
| Antenna | IPEX connector |
| Frequency | 2400-2483.5 MHz |
| Operating Temperature | -40°C ~ 85°C |
| Storage Temperature | -40°C ~ 125°C, < 90% RH |
| Power Supply | Voltage: 2.97V ~ 3.6V, Supply Current: ≥ 500 mA |
| Interface Support | DVP, MJPEG, Display, Audio Codec, USB2.0, SDU, Ethernet (EMAC), SD/MMC (SDH), SPI, UART, I2C, I2S, PWM, GPDAC, GPADC, ACOMP, GPIO, etc. |
| I/O Pins | 29 |
| UART Rate | Default 115200 bps |
| Security | WPS / WEP / WPA / WPA2 / WPA3 |
| Flash | Default 8 MByte, Support for expansion |
Pin Configuration:
| No. | Name | Function |
|---|---|---|
| 1 | GND | Ground |
| 2 | VCC | 3.3V power supply; recommended external power current ≥ 500mA |
| 3 | EN | Default chip enable, active-high |
| 4 | IO0 | GPIO0 / SPI_SS / I2S_BCLK / I2C_SCL / PWM0 / ADC_CH9 |
| 5 | IO1 | GPIO1 / SPI_SCLK / I2S_FS / I2C_SDA / PWM0 / ADC_CH8 |
| 6 | IO16/NC | GPIO16 / SPI_SS / I2S_BCLK / I2C_SCL / XTAL_32K_IN / PWM0 (Available unless internal 32.768KHz crystal is used) |
| 7 | IO17/NC | GPIO17 / SPI_SCLK / I2S_FS / I2C_SDA / XTAL_32K_OUT / PWM0 (Available unless internal 32.768KHz crystal is used) |
| 8 | IO12 | GPIO12 / SPI_SS / SDH_CLK / SF3_D0 / I2S_BCLK / I2C_SCL / PWM0 / ADC_CH6 |
| 9 | IO14 | GPIO14 / SPI_MOSI / SPI_MISO / SDH_DAT3 / SF3_D1 / I2S_DI / I2S_RCLK_O / I2C_SCL / PWM0 / ADC_CH4 |
| 10 | IO15 | GPIO15 / SPI_MOSI / SDH_DAT2 / SF3_CS / I2S_DO / I2S_RCLK_O / I2C_SDA / PWM0 |
| 11 | IO18 | GPIO18 / SPI_MISO / I2S_DI / I2S_RCLK_O / I2C_SCL / PWM0 |
| 12 | IO19 | GPIO19 / SPI_MOSI / I2S_DO / I2S_RCLK_O / I2C_SDA / PWM0 / ADC_CH11 |
| 13 | IO10 | GPIO10 / SPI_MISO / SDH_DAT1 / SF2_D3 / I2S_DI / I2S_RCLK_O / I2C_SCL / PWM0 / ADC_CH7 |
| 14 | IO13 | GPIO13 / SPI_SCLK / SDH_CMD / SF3_D2 / I2S_FS / I2C_SDA / PWM0 / ADC_CH5 |
| 15 | IO11 | GPIO11 / SPI_MOSI / SDH_DAT0 / SF3_CLK / I2S_DO / I2S_RCLK_O / I2C_SDA / PWM0 |
| 16 | IO3/NC | Default NC. To use, contact Ai-Thinker. GPIO3 / SPI_MOSI / I2S_DO / I2S_RCLK_O / I2C_SDA / PWM0 / ADC_CH3 |
| 17 | IO20 | GPIO20 / SPI_SS / I2S_BCLK / I2C_SCL / PWM0 / ADC_CH0 |
| 18–23 | IO4–IO9 | Default NC. Shared with Flash. Not usable with external Flash enabled. |
| 24 | USB-DP | USB_DP |
| 25 | USB-DM | USB_DM |
| 26 | IO23 | GPIO23 / SPI_MOSI / I2S_DO / I2S_RCLK_O / I2C_SDA / PWM0 |
| 27 | IO2/NC | Default NC. To use, contact Ai-Thinker. GPIO2 / SPI_MISO / I2S_DI / I2S_RCLK_O / I2C_SCL / PWM0 / ADC_CH2 |
| 28 | IO24 | GPIO24 / SPI_SS / I2S_BCLK / I2C_SCL / PWM0 |
| 29 | IO28 | GPIO28 / SPI_SS / I2S_BCLK / I2C_SCL / PWM0 / ADC_CH11 |
| 30 | IO26 | GPIO26 / SPI_MISO / I2S_DI / I2S_RCLK_O / I2C_SCL / PWM0 |
| 31 | IO25 | GPIO25 / SPI_SCLK / I2S_FS / I2C_SDA / PWM0 |
| 32 | IO27 | GPIO27 / SPI_MOSI / I2S_DO / I2S_RCLK_O / I2C_SDA / PWM0 / ADC_CH10 |
| 33 | IO29 | GPIO29 / SPI_SCLK / I2S_FS / I2C_SDA / PWM0 |
| 34 | IO30 | GPIO30 / SPI_MISO / I2S_DI / I2S_RCLK_O / I2C_SCL / PWM0 |
| 35 | IO31 | GPIO31 / SPI_MOSI / I2S_DO / I2S_RCLK_O / I2C_SDA / PWM0 |
| 36 | RXD | RXD / GPIO22 / SPI_MOSI / SPI_MISO / I2S_DI / I2S_RCLK_O / I2C_SCL / PWM0 |
| 37 | TXD | TXD / GPIO21 / SPI_SCLK / I2S_FS / I2C_SDA / PWM0 |
| 38 | IO32 | GPIO32 / SPI_SS / I2S_BCLK / I2C_SCL / PWM0 |
| 39 | IO33 | GPIO33 / SPI_SCLK / I2S_FS / I2C_SDA / PWM0 |
| 40 | IO34/NC | Default NC. To use, contact Ai-Thinker. GPIO34 / SPI_MISO / I2S_DI / I2S_RCLK_O / I2C_SCL / PWM0 |
Applications:
- Smart Home.
- Industrial Automation.
- Medical Devices.
- Wearable Devices.
- Smart Security.
- Smart Agriculture.
Package Include:
- 1x Ai-Thinker AI-M61-32S WIFI 6 & BLE 5.3 Module.
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