The BAT32G157 series MCU is a Cmsemicon ultra-low power 32-bit microcontroller based on ARM® Cortex®-M0+. It supports up to internal 64MHz, external 20MHz, 256KB Flash, 2.5KB dedicated data Flash memory, 32KB SRAM memory, and up to 58 GPIOs. , Support comparator, USB2.0, ADC, RTC, LCD Bus, I2S, QSPI, IrDA, etc., rich analog functions, timers and various communication interfaces, working voltage 1.8V~5.5V.

> ARM Cortex M0+ core

> Maximum main frequency 64MHz @1.8V-5.5V

> 120uA/MHz@64MHz

> Operating temperature: -40℃-105℃

> 256KB Flash> 32KB SRAM

> 2.5KB data flash

> Support BOOT function, space available Set 0, 4, 8, 16KB

> Support Remap function, you can choose to boot from Boot area, Code Flash area, RAM area or QSPI

> Up to 58 GPIOs

> Flexible configuration system clock, freely switchable

> Built-in 15KHz, 1~ 64MHz system clock (accuracy ±1%)

> Support 32.768KHz, 1MHz～20MHz external crystal oscillator

> Built-in 2 PLL

> Hardware multiplier and divider module

> 12 16Bit general timers

> 1 15Bit interval timer (low power Consumption timer)

> 1 WWDT

> 1 RTC Timer

> 1 SysTick timer

> Support USB 2.0

> A/D conversion-up to 33 channels of high-precision 12Bit ADC, 1.42Msps

> 2 SPI standard interfaces, 3-6 A simple SPI interface

> 2 I2C standard interfaces, 3-6 simple I2C interfaces

> 3 UART interfaces, support LIN-Bus

> 1 channel IrDA

> 1 channel I2S

> 1 channel QSPI

> LCD BUS interface: support 8080, 6800 interface

> 1-channel programmable gain booster, 1/2/4/8/16/32/64/128 times gain optional

> 2-channel comparator, input source and reference voltage optional

> Enhanced DMA controller

> Linkage Controller

> Support ultra-low power consumption working mode-sleep mode/deep sleep mode

> 0.7uA @deep sleep mode

> 1.2uA @deep sleep mode+32.768KHz+RTC

> Compliant with IEC/UL 60730 related standards

> Abnormal storage space access error , Support RAM parity check, hardware CRC check, special SFR protection to prevent misoperation

> 128-bit unique ID number> Package: LQFP48, LQFP64