Product Descriptions
Ai-M61-CBM is a Wi Fi 6+BLE5.3 module, equipped with BL618 chip as the core processor, supporting Wi Fi 802.11b/g/n/ax protocol and BLE protocol, and supporting Thread protocol. The BL618 system includes a low-power 32-bit RISC-V CPU with floating-point unit, DSP unit, cache, and memory, with a clock speed of up to 320MHz.
The Ai-M61-CBM module has a wide range of peripheral interfaces, including Camera, MJPEG, Dispaly, Audiocodec, USB2.0, SDU, Ethernet (EMAC), SD/MMC (SDH), SPI, UART, I2C, I2S, PWM, GPDAC, GPADC, ACOMP, and GPIO.
The Ai-M61-CBM module Sec Eng module supports AES/SHA/PKA/TRNG and other functions, supports image encryption and signature activation, and meets various security application requirements in the Internet of Things field.
Product Specifications
| 模组型号 Module model | Ai-M61-CBM |
| 模组封装 Module packaging | SMD-44 |
| 尺寸(mm) Size(mm) | 15.0*15.0*2.4(±0.2)MM |
| 天线形式 Antenna form | 邮票孔 Stamp hole |
| 频谱范围 Spectrum range | 2400-2483.5MHz |
| 工作环境 Work environment | -40℃~85 ℃ |
| 存储环境 Storage environment | -40℃~125°C,<90%RH |
| 供电范围 Power supply range | 供电电压2.97V~3.6V，供电电流≥500mA Supply voltage 2.97V~3.6V,supply current≥500mA |
| 支持接口 Support interfaces | Supports Camera、MJPEG、Dispaly、Audio Codec、USB2.0、SDU、以太网(EMAC)、SD/MMC(SDH)、SPI、UART、I2C、I2S、PWM、GPDAC、GPADC、ACOMP and GPI0, etc |
| IO口数量 Number of IO ports | 35个 Default 35 |
| 串口速率 Series Rate | 默认115200bps Default 115200bps |
| 安全性 Safety | WPS/WEP/WPA/WPA2/WPA3 |
| Flash | 默认8MByte Default 8MByte |
The Ai-M61-CBM module has a total of 44 pins connected, as shown in the pin diagram. The pin function definition table is the interface definition.
| 脚序 Foot sequence | 名称 Name | 功能说明 Function Description |
| 1 | GND | GND |
| 2 | RF_O | 射频输出脚 RF output pin |
| 3 | GND | GND |
| 4 | IO0 | GPIO0/SPI SS/I2S BCLK/I2C SCL/PWMO/ADC CH9 |
| 5 | IO1 | GPIO1/SPI SCLK/I2S FS/I2C SDA/PWMI/ADC CH8 |
| 6 | IO2 | GPIO2/SPI MISO/I2S DI/I2S RCLK O/I2C SCL/PWM2/ADC CH2 |
| 7 | IO3 | GPIO3/SPI MOSI/I2S DO/I2S RCLK O/I2C SDA/PWM3/ADC CH3 |
| 8 | IO4 | GPIO4/SPI SS/SF2 CS/I2S BCLK/I2C SCL/PWMO |
| 9 | IO5 | GPIO5/SPI SCLK/SF2 DI/I2S FS/I2C SDA/PWM1 |
| 10 | IO6 | GPIO6/SPI MOSI/SF2 D2/I2S DI/I2S DI/I2S RCLK O/I2C SCL/PWM2 |
| 11 | VDD33 | 3.3V 供电;外部供电电源输出电流建议在 500mA 以上 3.3V power supply; It is recommended that the output current of the external power supply be above 500mA |
| 12 | GND | GND |
| 13 | IO7 | GPIO7/SPI MISO/SF2 DO/I2S DO/I2S RCLK O/I2C SDA/PWM3 |
| 14 | IO8 | GPIO8/SPI SS/SF2 CLK/I2S BCLK/I2C SCL/PWM0 |
| 15 | IO9 | GPIO9/SPI SCLK/SF2 D3/I2S FS/I2C SDA/PWM1 |
| 16 | EN | 默认作为芯片使能，高电平有效 Default as chip enable, high level effective |
| 17 | IO10 | GPIO10/SPI MISO/SDH DATI/SF2 D3/I2S DI/I2S RCLK O/I2C SCL/PWM2/ADC CH7 |
| 18 | IO11 | GPIO11/SPI MOSI/SDH DAT0/SF3 CLK/I2S DO/I2S RCLK O/I2C SDA/PWM3 |
| 19 | IO12 | GPIO12/SPI SS/SDH CLK/SF3 DO/I2S BCLK/I2C SCL/PWM0/ADC CH6 |
| 20 | IO13 | GPIO13/SPI SCLK/SDH CMD/SF3 D2/I2S FS/I2C SDA/PWM1/ADC_CH5 |
| 21 | IO14 | GPIO14/SPI MOSI/SPI MISO/SDH DAT3/SF3 DI/I2S DI/I2S RCLK O/I2C SCL/PWM2/ADC CH4 |
| 22 | IO15 | GPIO15/SPI MOSI/SDH DAT2/SF3 CS/I2S DO/I2S RCLK O/I2C SDA/PWM3 |
| 23 | IO18 | GPIO18/SPI MISO/I2S DI/I2S RCLK O/I2C SCL/PWM2 |
| 24 | IO19 | GPIO19/SPI MOSI/I2S DO/I2S RCLK O/I2C SDA/PWM3/ADC CH1 |
| 25 | IO17 | 默认不可用，该IO 口与模组内部 32.768KHz 晶振输入 PIN 脚共用。 (Default unavailable, this IO port is shared with the 32.768KHz crystal oscillator input PIN pin inside the module.) GPIO17/SPI SCLK/I2S FS/I2C SDA/XTAL 32K OUT/PWM1 |
| 26 | IO16 | 默认不可用，该IO 口与模组内部 32.768KHz 晶振输入 PIN 脚共用。 GPIO16/SPI SS/I2S BCLK/I2C SCL/XTAL 32K IN/PWMO |
| 27 | VDD11 | VDD11供电;超低功耗的使用场景，需要外部供电1.1V;非超低功耗的使用场景，悬空处理 (Default unavailable, this IO port is shared with the 32.768KHz crystal oscillator input PIN pin inside the module.) VDD11 power supply; Ultra low power consumption scenarios require external power supply of 1.1V; non ultra-low power consumption scenarios require suspended processing |
| 28 | USB_DP | USB_DP |
| 29 | USB_DM | USB_DM |
| 30 | IO20 | GPIO20/SPI SS/I2S BCLK/I2C SCL/PWMO/ADC CH0 |
| 31 | IO21/TXD | TXD/GPIO21/SPI SCLK/I2S FS/I2C SDA/PWM1 |
| 32 | IO22/RXD | RXD/GPIO22/SPI MOSI/SPI MISO/I2S DI/I2S RCLK O/I2C SCL/PWM3 |
| 33 | IO23 | GPIO23/SPI MOSI/I2S DO/I2S RCLK O/I2C SDA/PWM3 |
| 34 | IO24 | GPIO24/SPI SS/I2S BCLK/I2C SCL/PWMO |
| 35 | IO25 | GPIO25/SPI SCLK/I2S FS/I2C SDA/PWM1 |
| 36 | IO26 | GPIO26/SPI MISO/I2S DI/I2S RCLK O/I2C SCL/PWM2 |
| 37 | IO27 | GPIO27/SPI MOSI/I2S DO/I2S RCLK O/I2C SDA/PWM3/ADC CH10 |
| 38 | IO28 | GPIO28/SPI SS/I2S BCLK/I2C SCL/PWMO/ADC CH11 |
| 39 | IO29 | GPIO29/SPI SCLK/I2S FS/I2C SDA/PWM1 |
| 40 | IO30 | GPIO30/SPI MISO/I2S DI/I2S RCLK O/I2C SCL/PWM2 |
| 41 | IO31 | GPIO31/SPI MOSI/I2S DO/I2S RCLK O/I2C SDA/PWM3 |
| 42 | IO32 | GPIO32/SPI SS/I2S BCLK/I2C SCL/PWM0 |
| 43 | IO33 | GPIO33/SPI SCLK/I2S FS/I2C SDA/PWM1 |
| 44 | IO34 | GPIO34/SPI MISO/I2S DI/I2S RCLK O/I2C SCL/PWM2 |
| Note: 1. As a Bootstrap, when GPIO2 is powered on and reaches a high level, the module enters burning mode; When the power on moment is low, the module starts normally. | ||
Wi Fi RF Performance Table
| 描述 Describe | 典型值 Typical values | 单位 Unit | ||
| 频谱范围 Spectrum range | 2400~2483.5 | MHz | ||
| 输出功率 Output power | ||||
| 模式 Mode | 最小值 Minimum value | 典型值 Typical values | 最大值 Maximum value | 单位 Unit |
| 11ax 模式下HE40，PA输出功率为 | - | 16 | - | dBm |
| 11ax 模式下HE20，PA输出功率为 | - | 17 | - | dBm |
| 11n 模式下HT40，PA输出功率为 | - | 19 | - | dBm |
| 11n 模式下HT20，PA输出功率为 | - | 19 | - | dBm |
| 11g 模式下，PA输出功率为 | - | 19 | - | dBm |
| 11b 模式下，PA输出功率为 | - | 22 | - | dBm |
| 接收灵敏度 Receiver sensitivity | ||||
| 模式 Mode | 最小值 Minimum value | 典型值 Typical values | 最大值 Maximum value | 单位 Unit |
| 11b,1 Mbps | - | -98 | - | dBm |
| 11b, 11 Mbps | - | -90 | - | dBm |
| 11g, 6 Mbps | - | -93 | - | dBm |
| 1lg,54 Mbps | - | -76 | - | dBm |
| 11n,HT20(MCS7) | - | -73 | - | dBm |
| 11ax,HE20(MCS9) | - | -70 | - | dBm |
| 11ax,HE40(MCS9) | - | -67 | - | dBm |
BLE RF Performance Table
| 描述 Describe | 典型值 Typical values | 单位 Unit | ||
| 频谱范围 Spectrum range | 2400~2483.5MHz | MHz | ||
| 输出功率 Output power | ||||
| 速率模式 Rate mode | 最小值 Minimum value | 典型值 Typical values | 最大值 Maximum value | 单位 Unit |
| 1Mbps | - | 10 | 15 | dBm |
| 2Mbps | - | 10 | 15 | dBm |
| 接收灵敏度 Receiver sensitivity | ||||
| 速率模式 Rate mode | 最小值 Minimum value | 典型值 Typical values | 最大值 Maximum value | 单位 Unit |
| 1Mbps sensitivity @ 30.8% PER | - | -99 | - | dBm |
| 2Mbps sensitivity @ 30.8% PER | - | -97 | - | dBm |
Product Power consumption
The following power consumption data is based on a 3.3V power supply and measured at an ambient temperature of 25 ° C.
- The POUT power of all transmission modes is measured at the antenna interface.
- All emission data is measured based on a 100 PERCENT duty cycle in continuous emission mode.
| 模式 Mode | 最小值 Minimum value | 平均值 Average value | 最大值 Maximum value | 单位 Unit |
| 发射(Transmit)802.1lb，11Mbps，POUT=+22dBm | - | 374 | - | mA |
| 发射(Transmit)802.11g，54Mbps，POUT=+19dBm | - | 331 | - | mA |
| 发射(Transmit)802.11n，MCS7，POUT=+19dBm | - | 328 | - | mA |
| 发射(Transmit)802.11ax，MCS7，POUT=+17dBm | - | 293 | - | mA |
| 接收(Receive)802.11b | - | 64 | - | mA |
| 接收(Receive)802.11g | - | 64 | - | mA |
| 接收(Receive)802.11n | - | 64 | - | mA |
| 接收(Receive)802.11ax | - | 64 | - | mA |
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