ATBM6421 is 2.4GHz, 1T1R, IEEE 802.11b/g/n Wi-Fi IoT chip.
General features ? Integrated low power MCU, 1T1R 2.4GHz RF circuit, IEEE 802.11b/g/n MAC, baseband and power management system. ? Support IEEE 802.11 b/g/n and 20MHz bandwidth (IoT mode doesn't support 40MHz as default.) ? Hardware accelerated TCP/IP protocol ? Support WPA, WPA2, and hardware Crypto Engine for Advanced Fast Security ? Integrated 160MHz 32bit MCU ? Integrated 256KB SRAM, and 80KB+ free space for user applications ? Upgrade firmware via UART and I2C ? Support OTA firmware upgrade ? Support 40MHz cyrstal ? Embedded LDO, only need 3.3V power supply ? 5x5 QFN 32 pin package | Peripheral interface ? Configurable GPIOs ? 1 x I2C ? 1 x UART ? 1 x SPI to connect SPI flash memory |
? Smart socket, smart lighting
? Smart air condition control panel
? Smart home
? Smart appliances
? Industrial Wi-Fi devices
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