S3C80A4 Overview
S3C80A4/C80A8/C80A5/C80B4/C80B8/C80B5 PRODUCT OVERVIEW 1 OVERVIEW PRODUCT OVERVIEW Samsung's S3C8-series of 8-bit single-chip CMOS microcontrollers offers a fast and efficient CPU, a wide range of integrated peripherals, and various mask-programmable ROM.
S3C80A4 Key Features
- Efficient register-oriented architecture
- Selectable CPU clock sources
- Idle and Stop power-down mode release by interrupt
- Built-in basic timer with watchdog function A sophisticated interrupt structure recognizes up to eight interrupt levels.
- Three programmable I/O ports, including two 8-bit ports and one 3-bit port, for a total of 19 pins
- Internal LVD circuit and eight bit-programmable pins for external interrupts
- One 8-bit basic timer for oscillation stabilization and watchdog functions (system reset)
- One 8-bit timer/counter and one 16-bit timer/counter with selectable operating modes
- Timers and Timer/Counters
- SAM87RC CPU core