Description
The P80CE559/P83CE559 (hereafter generically referred to as P8xCE559) single-chip 8-bit microcontroller is manufactured in an advanced CMOS process and is a derivative of the 80C51 microcontroller family.
Two 8-bit resolution, pulse width modulation outputs
Five 8-bit I/O ports plus one 8-bit input port shared with analog
inputs
I2C-bus serial I/O port with byte oriente
Features
- 80C51 central processing unit.
- 48 K × 8 ROM, expandable externally to 64 Kbytes.
- ROM Code protection.
- 1536 × 8 RAM, expandable externally to 64 Kbytes.
- Two standard 16-bit timer/counters.
- An additional 16-bit timer/counter coupled to four capture registers
and three compare registers.
- A 10-bit ADC with eight multiplexed analog inputs and
programmable autoscan
2.