兆易创新GD32E231系列(超值型)-GD32 ARM Cortex-M23微控制器GD32E231 Series (Value)-GD32 ARM Cortex-M23 Microcontrollers

兆易创新GD32E231系列(超值型)-GD32 ARM Cortex-M23微控制器GD32E231 Series (Value)-GD32 ARM Cortex-M23 Microcontrollers

特性
ARM ® CortexTM-M23 内核

频率高达72 MHz
闪存存取0~2 等待状态
单周期乘法器和多周期除法器
多达28个可屏蔽的外部中断，具每个中断有4个优先级

存储器
内置闪存从16KB到64KB
内置SRAM高达8KB
高达3KB的ISP加载器ROM

低电量管理
多种省电模式，适合低功耗应用

高级模拟外设
1个12位, 1μs ADC (高达 10通道)
1个轨到轨比较器
2个OP-AMP

集成外设接口
高达2个USART，并支持Irda / LIN / ISO7816
高达2个SPI9 (高18MHz时钟频率) , 2个I2S多路复用
高2个I2C（高1MHz时钟频率)

片上资源
1个16位高级定时器，5个16位GPTM
1x 24位SysTick定时器，1x 16位基本定时器，2xWDG
支持5通道DMA：计时器，ADC，SPI，I2C，USART和I2S
系统管理员和重置：POR，PDR，LVD
80％GPIO可用
32位CRC和96位独特ID
片上时钟：HSI(8MHz), LSI(40KHz)
 

封装
LQFP48 (7 x 7 x 1.4mm)

Features
ARM ® CortexTM-M23 Core

Frequency up to 72 MHz
Flash access 0~2 wait states
Single-cycle multiplier and 17-cycle divider
Up to 28 maskable peripheral Interrupts, with 4 priority levels
Memories

Flash size from 16KB to 64KB
SRAM size up to 8KB
3KB ISP loader ROM
Low power management

Several Power saving mode, suitable for low power applications

Advanced analog peripherals

1 x 12bit, 1μs ADC (up to 10 chs)

1 x Rail to Rail Comparator
2 x OP-AMP
Integrated peripherals interface

Up to 2 x USART and supports Irda/LIN/ISO7816
Up to 2 x SPI (up to 18MHz clock frequency), 2 x I2S multiplexed
Up to 2 x I2C (up to 1MHz clock frequency)
On-chip resources

1 x 16 bit Advanced Timer, 5 x 16 bit GPTM,
1 x 24bit SysTick Timer, 1 x 16 bit Basic Timer, 2 x WDG
5-chs DMA support: Timers, ADC, SPIs, I2Cs, USARTs and I2Ss
System supervisor and reset: POR,PDR,LVD
80% GPIO available
32-bit CRC & 96-bit unique ID
On-chip clock: HSI (8MHz), LSI (40KHz)
Package

LQFP48 (7 x 7 x 1.4mm)