LC587006 Ver la hoja de datos (PDF) - SANYO -> Panasonic

Número de pieza

componentes Descripción

Fabricante

LC587006

Single-Chip 4-Bit Microprocessors with LCD Driver, 2 Kb RAM, and 8, 12, or 16 KB ROM on chip

SANYO -> Panasonic 

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Symbol R/W

LC587008, 587006, 587004

Function

Status register 3 (STS3)

Status register 3 is a 4-bit register that is used to confirm the HALT and STOP clear conditions.

Initialization

value at reset

STS3

R/O

SCF0: Set to 1 if there was a signal change on the INT pin.

SCF1: Set to 1 if there was a signal change on the K port.

SCF2: Set to 1 if any of the flags in STS4 is set.

SCF3: Set to 1 if there was a signal change on the S port.

Note: SCF0 is used when enabled by an SF2-1 instruction.

SCF1 and SCF3 are used when enabled by an SSW instruction.

Status register 4 (STS4)

Status register 4 is a 4-bit register that is used to confirm the HALT and STOP clear conditions.

STS4

R/O

SCF4: Divider overflow

SCF5: Timer 1 underflow

SCF6: Timer 2 underflow

SCF7: Serial counter overflow or signal change on SO4

Status register 5 (STS5)

Status register 5 is a 4-bit register whose bits are used as shown below.

STS5

R/O

Bits 0 and 1: These bits are always 0 and cannot be used.

INTIN:

Reflects in the input data on the INT pin.

STBF:

Strobe flag for the segment port

(Set to 1 for 00 to 0F and to 0 for 10 to 1E.)

00H

00H

00H

No. 4435-19/29

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