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GigaDevice GD32F330K4

ARM Cortex-M4, 84 MHz, 16 kB ROM, 4 kB RAM

GD32F330 - ARM Cortex-M4 Core Frequency up to 84 MHz Flash access zero wait state Single-cycle multiplier and hardware divider Memories Flash size from 16KB to 128 KB SRAM size is 4 KB with HW parity checking 3KB ISP loader ROM

Core ARM Cortex-M4, MPU 84 MHz, 687 -channel General Purpose DMA with Centralized FIFO and Burst Support
  • NVIC:NVIC with 68 interrupt sources
  • DMA:7 -channel General Purpose DMA with Centralized FIFO and Burst Support
  • Processor:Cortex-M4, MPU 84 MHz
  • Other:1 x CRC Calculation Unit
Memory 4 kB RAM, 16 kB ROM
  • ROM:16 kB
  • RAM:4 kB
Clock & Power 2.6 V .. 3.6 V, 84 MHz
  • External Oscillator:4 MHz 32 MHz External Crystal Oscillator
  • Internal RC:8 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:84 MHz,
  • RTC:40 kHz RTC with 40 kHz calibrated Oscillator and Battery Backup
  • PLL:3 Hz Internal PLL
Communication SPI, I2C, USART, USB, Device, Multi-Purpose Serial Peripheral
  • SPI:2 x SPI Interface
  • I2C:2 x Low-Power I2C
  • USART:2 x High-Speed USART Interface
  • USB, Device:1 x Full-Speed USB Device
  • Multi-Purpose Serial Peripheral:3 x Multi-Purpose Serial Interface Module: I2C, SPI, USART
Timer/Counter/PWM 1 x 32-bit Timer, 5 x 16-bit Timer, 1 x 16-bit Timer, 1 x 24-bit Timer
  • Watchdog:2 x Watchdog timer
  • Timer/Counter:1 x 32-bit 32-bit General Purpose Timer
  • Timer/Counter:5 x 16-bit 16-bit General Purpose Timer
  • Timer/Counter:1 x 16-bit Advanced Timer
  • Timer/Counter:1 x 24-bit SysTick Timer
Analog 1-channel 12 bit ADC
  • ADC:1-channel x 12 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:55 IO pins
  • External Interrupts:24 External interrupt
  • Capacitive Touch Inputs:18 x Capacitive Touch Inputs
Development Tools
CMSIS Drivers No CMSIS-Driver in Device Family Pack.
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