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CPU and Flexible IO

32bit High performance CPU with DSP instruction; 

Program memory: internal 8M bit flash; 

Flexible GPIO pins with Programmable pull-up and pull-down resistors; 

Support GPIO wakeup or interrupt;

Peripheral and Interfaces

Support Low power Touch Key; 

Support Low power enter ear detect; 

Three 32-bit timers; 

Three multi-function 32-bit timers, support Capture and PWM mode; 

WatchDog; 

Three full-duplex UART; 

Two SPI; 

IR controller; 

SD Card Host controller; 

Full speed USB 2.0 HOST/DEVICE controller; 

Sixteen Channels 10-bit SARADC;  

Integrate IRTC; 

Build in PMU, such as charger/buck/LDO;

Package

QFN32;

Temperature

Operating temperature: -40℃ to +85℃;
Storage temperature: -65℃ to +150℃;