S3C72E8 Overview
It has a timer/counter and LCD drivers. The S3P72E8 is especially suited for use in data bank, telephone and LCD general purpose. It is built around the SAM47 core CPU and contains ROM, RAM, 39 I/O lines, programmable timer/counter, buzzer output, enough LCD dot matrix, and segment drive pins.
S3C72E8 Key Features
- 12 characters dot matrix display (5 x 7) 12 digit display (8 segments) 60 segments and 9 mon pins
- Input: 6 pins I/O: 17 pins Output: maximum 16 pins for 1-bit level output (sharing with segment driver outputs)
- Idle mode (only CPU clock stops) Stop mode (Main-System clock and CPU clock stops)
- Crystal, ceramic, or External RC for system clock Main-system clock frequency: 0.4 MHz
- Four internal timer functions
- Programmable 8-bit timer External event counter Arbitrary clock frequency output External clock signal divider
- Three external vectored interrupts: INT0, INT1, INTP0 Two internal vectored interrupts: INTB, INTT0 Two quasi-interrupts
- 1.8 V to 5.5 V Operating Temperature
- 45 °C to 85 °C
- 100-pin QFP Package