The KCMA32S is a high-performance MCU Zigbee and BLE module launched by Quectel. It boasts an ARM Cortex-M33 processor with a frequency of up to 80 MHz, and supports Zigbee 3.0, BLE 5.3 and BLE mesh. The module features built-in 96 kB SRAM and 1024 kB Flash, ensuring efficient performance. It offers an enhanced security option, Secure Vault, featuring a higher level of security for IoT applications.
The module is in a LCC + LGA form factor with an ultra-compact size of 20 x 12 x 2,2 mm, which optimises the size and cost for end-products.
The KCMA32S supports up to 20 GPIOs, which can be multiplexed for various interfaces, including I2C, UART, SPI, and I2S. It features a sensitivity of -104 dBm and transmit power of up to 20 dBm, both of which provide flexibility and versatility for a range of applications. The module supports Zigbee/BLE mesh networking, increasing network scalability and node counts with mesh topology.
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