Description

The CXP85112B/85116B, CXP85220A/85224A/85228A/85232A is a CMOS 8-bit single chip microcomputer integrating on a single chip an A/D converter, serial interface, timer/counter, time base timer, vector interruption, on-screen display function, I2C bus interface, PWM generator, remote control reception circuit, HSYNC counter, power source frequency counter and watch dog timer besides the basic configurations of 8-bit CPU, ROM, RAM, and l/O port.

Features

• Wide-range instruction system (213 instructions) to cover various types of data
— 16-bit arithmetic/multiplication and division/boolean bit operation instructions
• Minimum instruction cycle 1µs at 4MHz operation
• Incorporated ROM capacity 12K bytes (CXP85112B)
16K bytes (CXP85116B)
20K bytes (CXP85220A)
24K bytes (CXP85224A)
28K bytes (CXP85228A)
32K bytes (CXP85232A)
• Incorporated RAM capacity 352 bytes (CXP85112B/85116B)
448 bytes (CXP85220A/85224A/85228A/85232A)
• Peripheral functions
— On-screen display function 12 ×16 dots, 128 types 21 words ×4 Iines (more than 4 Iines possible)
Double scan mode compatible, jitter elimination circuit
— I2C bus interface
— PWM output 14 bits, 1 channel 6 bits, 8 channels
— Remote control reception circuit 8-bit pulse measurement counter with on- chip 6-stage FIFO
— A/D converter 4 bits, 4channels, successive approximation method (Conversion time of 40µs/4MHz)
— HSYNC counter
— Power supply frequency counter
— Watch dog timer
— Serial I/O 8-bit clock synchronization
— Timer 8-bit timer, 8-bit timer/counter, 19-bit time base timer
• Interruption 14 factors, 14 vectors, multi-interruption possible
• Standby mode Sleep
• Package 64-pin plastic SDIP/QFP
• Piggyback/evaluation chip CXP85100A, CXP85190 (Custom font compatible)
CXP85200A, CXP85290 (Custom font compatible)