LC6512A(2001) View Datasheet(PDF) - SANYO -> Panasonic

Part Name

Description

Manufacturer

LC6512A
(Rev.:2001)

Single-Chip 4-Bit Microcomputer for Control-Oriented Applications (Low-Threshold Input, On-Chip FLT Driver)

SANYO -> Panasonic 

(1) Ports A0 to 3, B0 to 3

LC6512A, LC6513A

Ports A,B

DSB---Input inhibit at HOLD mode

Internal bus

Functions • 4-bit input (IP instruction)

• Single-bit test (BP, BNP instructions)

• Port A: Low-threshold input

• Port B: Normal-threshold input

(2) Ports C0 to 3, D0 to 3

Ports C,D

DSB---Input output inhibit at HOLD mode

Output: High impedance

Internal bus

Output

inhibit

DSB---Output control (Control register)

Functions 1. Input mode (Output inhibit)

• 4-bit input (IP instruction)

• Single-bit test (BP, BNP instructions)

2. Output mode

• 4-bit output (OP instruction)

• Single-bit set, reset (SPB, RPB instructions)

(3) Ports E0 to 3, F0 to 3, G0 to 3, H0 to 3, I0 to 1 (High-voltage ports)

DSB=Output inhibit at HOLD mode (Output transistor OFF)

Ports E to I

Internal bus

Functions • 4-bit (2-bit for port I) output (OP instruction)

• 4-bit (2-bit for port I) input of output latch contents (IP instruction)

• Single-bit set, reset (SPB, RPB instructions)

Set: The output represents a 1. ----- Output transistor ON

Reset: The output represents a 0. ----- Output transistor OFF

• Single-bit test of output latch contents (BP, BNP instructions)

• PortsE, F, I: FLT digits drive

• Ports G, H: FLT segments drive

No.2367–11/24

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