兆易创新GD32F103系列(主流型)-GD32 ARM Cortex-M3微控制器GD32F103 Series (Mainstream)-GD32 ARM Cortex-M3 Microcontrollers

特性
ARM® CortexTM-M3内核

频率高达108 MHz
单周期乘法器和硬件除法器
NVIC支持16个中断，并且每个中断均具备16个优先级

闪存
闪存高达3072 KB
高达96 KB SRAM
2KB ISP加载器ROM

低功耗管理
支持省电模式：睡眠、深度睡眠与待机模式
为RTC和备份寄存器提供独立电池供电

高性能模拟外设3个12位1μs ADC
2 x DAC

不同外设接口
高达5个USART/Irda/LIN/ISO7816
高达3个SPI (18Mbit/s)
高达2个I2C (400Kbit/s)
高达2个CAN 2.0 B (1Mbit/s)​
USB 2.0 FS (12Mbit/s)

片上资源
1个高级定时器，1个SysTick定时器，高达10 x GPTM，2 x WDT​
支持2 x DMA
POR、PDR与LVD
80%可用GPIO
32位CRC
时钟：HSI (8MHz)与LSI (40KHz)
支持外部存储器控制：SRAM、PSRAM、NOR-Flash、LCD

Features
ARM® CortexTM-M3 core

Frequency up to108 MHz
Single-cycle multiplier and hardware divider
NVIC support 16 interrupts, each interrupt has 16 priority levels
Flash memory
Flash up to 3072 KB

SRAM up to 96 KB
2KB ISP loader ROM
Low-power management

Support power saving mode: sleep, deep-sleep and standby mode
Independent battery supply for RTC and backup register
High performance analog peripherals

3 x 12bit, 1μs ADC
2 x DAC
Varity of peripherals interface

Up to 5 x USART/Irda/LIN/ISO7816
Up to 3 x SPI (18Mbit/s)
Up to 2 x I2C (400Kbit/s)
Up to 2 x CAN 2.0 B (1Mbit/s)
USB 2.0 FS (12Mbit/s)
On-chip resources

1 x Advanced Timer, 1 x SysTick Timer, up to 10 x GPTM, 2 x WDT
2 x DMA supported
POR,PDR and LVD
80% available GPIO
32 bit CRC
Clock: HSI (8MHz) and LSI (40KHz)
External Memory Control supported: SRAM, PSRAM, NOR-Flash, LCD