W78C31B Overview
The W78C31B microcontroller supplies a wider frequency range than most 8-bit microcontrollers on the market. It is patible with the industry standard 80C31 microcontroller series. The W78C31B contains four 8-bit bidirectional parallel ports, two 16-bit timer/counters, and a serial port.
W78C31B Key Features
- 8-bit CMOS microcontroller
- Fully static design
- Low standby current at full supply voltage
- DC-40 MHz operation
- 128 bytes of on-chip scratchpad RAM
- ROMless operation
- 64K bytes program memory address space
- 64K bytes data memory address space
- Four 8-bit bidirectional ports
- Two 16-bit timer/counters