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JA54130
4-Bit Micro-Controller With EEPROM, 1K Word
Features
Very low current dissipation.
Wide operating
voltage range.
Supports both Ag and Li batteries.
Powerful instruction set.
4-level subroutine nesting (including interrupt).
y 4 event-driven interrupts, 2 external and 2 internal.
y ROM size: 1024x15 bits.
y RAM size: 64x4 bits.
y Input ports: 2 ports/ 8 pins (S and M).
y Output port: 1 port/ 4 pins (P).
y Pseudo serial output port (P).
y Input/Output ports: 2 ports/ 8 pins (I/OA and I/OB).
y y y y y y Control outputs: ALARM, LIGHT.
y LCD driver outputs (can drive up to 75 LCD segments).
y PROM option to select 4 LCD drive modes: static, duplex (1/2...