Samsung S3F4A0KR

The Samsung S3F4A0KR is an ARM7TDMI-S based high-performance 32-bit RISC Microcontroller with Thumb extensions 1024KB + 32KB on-chip Flash ROM with In-System Programming (ISP) and In-Application Programming (IAP), 32KB RAM, CPU clock up to 40 MHz, On-chip internal ring oscillator (typ. 1MHz), On-chip PLL four CAN 2.0b, LCD Controller, 8 channel Lite Direct Memory Accesses (LDMA), Interrupt Controller (GIC), three 16bit General Purpose Timers (GPT), six 16bit Simple Timers (ST), two 16bit Capture Modules, 2 (16bit) + 12 (8bit) PWM channels, 6 Stepper Motor Controllers, 2 Stamp Timers (STT), 16 channel 10bit ADC, 3 UARTs, 2 IIC, External Protocol Controller (EPC), SPI, Watchdog, Clock Manager, Low Voltage Detector, Power on Reset, 111 General purpose I/O pins.