高拓讯达-凯发体育app

general features

• atbm6441 includes wi-fi protocol accelerator, low power mcu, multiple interface and power-management subsystem

• support ieee 802.11 b/g/n and 20mhz bandwidth

• 32bits cpu core with speed up to 160mhz

• wi-fi can always be connected to ap with long battery lift and the system can be woken up via network

• wi-fi protocol stack runs on chip, and support 20mbps sdio video transmission simultaneously

• built-in 512kb sram

• built-in 16m bits (2m bytes) spi flash memory and support firmware encryption protection in flash memory

• built-in 1024bits efuse

• support wep, wpa, wpa2, wpa3 personal, and aes128, tkip hardware crypto engine

• update firmware via uart and spi, support ota by host soc via sdio interface

• 24.0mhz crystal with internal oscillator

• flexible rtc clock source from on-chip rc oscillator or external 32.768khz crystal. to use external 32.768khz crystal can reduce power consumption in sleep mode.

• 3.3v single power or 3.3v and 1.4v dual power supplies for battery powered product

• 6x6mm2, 48pin qfn package

peripheral interface

• two channels 10bit sar adcs

• 19 configurable gpios

• 19 configurable pwm signal outputs, and output 12 channels pwm signal simultaneously

• tow i2c interfaces, support master/slave mode

• tow i2s interfaces, support input/output

• multiple two wires and four wires uart

• two standard spi, support master/slave mode

• sdio 2.0 compliant interface