MTU429B Overview
The MTU429B is an embedded high performance 4-bit microputer with an on-chip LCD driver. It contains all the necessary functions in a single chip: 4-bit parallel processing ALU, ROM, RAM, I/O ports, timer, clock generator, dual clock, RFC, EL-light, LCD driver, look-up table, watchdog timer and keyboard scanning.
MTU429B Key Features
- Low power and low voltage operation. Powerful instruction set (150 instructions). Memory capacity
- Instruction ROM capacity 4096 x 16 bits
- Index ROM capacity 256 x 8 bits
- External: INT, RFC, IOA/IOC/S port, keystrobe
- Internal: TM1, TM2, Predivider. Dual clock operation. HALT and STOP function
- BLOCK DIAGRAM
- LCD DRIVER SEGMENT PLA VDD1~4