GigaDevice GD32E230C4

GD32E230 - ARM Cortex-M23 Core Frequency up to 72 MHz Single-cycle multiplier and hardware divider NVIC support 16 internal, 28 external interrupts, each has 4 priority levels Memories Flash size from 16KB to 64 KB SRAM size from 4KB to 8 KB with HW parity checking 3KB ISP loader ROM 1KB OTP byte Low power management Power saving mode: sleep, deep-sleep, standby mode Independent battery supply for real-calendar RTC and backup register Advanced analog peripherals 1 x 12bit, 1us ADC (up to 10 chs) Integrated peripherals interface Up to 2 x USART/UART/Irda/LIN/ISO7816 Up to 2 x SPI (18Mbit/s) Up to 2 x I2C (400Kbit/s) On-chip resources 1 x 16 bit Advanced Timer, 1 x SysTick Timer, 5 x 16 bit GPTM, 1x 16bit basic Timer, 2 x WDG 5-chs DMA support: Timers, ADC, SPIs, I2Cs, USARTs System supervisor and reset: POR,PDR,LVD 80% GPIO available 32-bit CRC, 96-bit unique ID On-chip clock: HSI (8MHz), LSI (40KHz)