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GigaDevice GD32C103VB

ARM Cortex-M4, 120 MHz, 128 kB ROM, 32 kB RAM

GD32C103 - ARM Cortex-M4 Core Frequency up to 120 MHz Flash access zero wait state Single-cycle multiplier and hardware divider Memories Flash size from 64KB to 128KB SRAM size is 32KB with HW parity checking 6KB ISP loader ROM

Core ARM Cortex-M4, FPU MPU 120 MHz, 918 -channel General Purpose DMA with Centralized FIFO and Burst Support
  • NVIC:NVIC with 91 interrupt sources
  • DMA:8 -channel General Purpose DMA with Centralized FIFO and Burst Support
  • Processor:Cortex-M4, FPU MPU 120 MHz
  • Other:1 x CRC Calculation Unit
Memory 32 kB RAM, 128 kB ROM
  • ROM:128 kB
  • RAM:32 kB
Clock & Power 2.6 V .. 3.6 V, 120 MHz
  • External Oscillator:4 MHz 32 MHz External Crystal Oscillator
  • Internal RC:16 MHz Internal RC Oscillator
  • Supply Voltage:2.6 V .. 3.6 V Operating Voltage
  • Power Modes:4 Power Modes: Run, Sleep, Deep-Sleep, Standby
  • Maximum Clock Frequency:120 MHz,
  • RTC:32 kHz RTC with 32 kHz calibrated Oscillator and Battery Backup
  • PLL:3 Hz Internal PLL
Communication SPI, I2C, UART, I2S, CAN, USART, USB, OTG, Multi-Purpose Serial Peripheral
  • SPI:6 x SPI Interface
  • I2C:3 x Low-Power I2C
  • UART:4 x High-Speed UART Interface
  • I2S:5 x I2S Interface
  • USART:4 x High-Speed USART Interface
  • CAN:2 x CAN 2.0b Controller
  • USB, OTG:2 x High-Speed/Full-Speed USB OTG with PHY
  • Multi-Purpose Serial Peripheral:4 x Multi-Purpose Serial Interface Module: I2C, I2S, SPI, USART
Timer/Counter/PWM 2 x 32-bit Timer, 8 x 16-bit Timer, 2 x 16-bit Timer, 2 x 16-bit Timer, 1 x 24-bit Timer
  • Watchdog:2 x Watchdog timer
  • Timer/Counter:2 x 32-bit 32-bit General Purpose Timer
  • Timer/Counter:8 x 16-bit 16-bit General Purpose Timer
  • Timer/Counter:2 x 16-bit Advanced Timer
  • Timer/Counter:2 x 16-bit Basic Timer
  • Timer/Counter:1 x 24-bit SysTick Timer
Analog 3-channel 24 bit ADC
  • ADC:3-channel x 24 bit ADC
  • Temperature Sensor:1 x Temperature sensor
I/O & Package -40 °C .. 85 °C
  • Operating Temperature Range:-40 °C .. 85 °C Extended Operating Temperature Range
  • I/Os:140 IO pins
  • External Interrupts:22 External interrupt
  • Other:3 x My other Interface
Development Tools
CMSIS Drivers No CMSIS-Driver in Device Family Pack.

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