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Samsung S3F4A2FR

The Samsung S3F4A2FR is an ARM7TDMI-S based high-performance 32-bit RISC Microcontroller with Thumb extensions 256KB + 32KB on-chip Flash ROM with In-System Programming (ISP) and In-Application Programming (IAP), 8KB RAM, CPU clock up to 20 MHz, On-chip internal ring oscillator (typ. 1MHz), On-chip PLL CAN 2.0b, 5 channel Lite Direct Memory Accesses (LDMA), Interrupt Controller (GIC), three 16bit General Purpose Timers (GPT), four 16bit Simple Timers (ST), 16bit Capture Module, 2 (16bit) + 8 (8bit) PWM channels, 2 Stamp Timers (STT), 16 channel 10bit ADC, 2 UARTs, IIC, 2 SPI, Watchdog, Clock Manager, Low Voltage Detector, Power on Reset, 59 General purpose I/O pins.


Development Tools
Compiler, Assembler, Linker, Debugger
JTAG Debuggers
Data Sheets
User's Manual
5,985,443 bytes

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FLASH Utilities
Real-Time OS
Simulated Features
Simulation for this device is provided by the default peripheral simulation driver.

Complete peripheral simulation is not available and is not planned to be implemented by ARM.

The following on-chip peripherals are simulated by the Keil Software µVision Debugger.

The following on-chip peripherals are not simulated.

  • Flash Memory
  • I²C Interface
  • Memory Accelerator Module
  • Memory Mapping Control

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