TMP47C990E TOSHIBA [Toshiba Semiconductor], TMP47C990E Datasheet - Page 3

Manufacturer Part Number

TMP47C990E

Description

CMOS 4-bit Microcontroller

Manufacturer

TOSHIBA [Toshiba Semiconductor]

Datasheet

1.TMP47C990E.pdf (32 pages)

TOSHIBA CORPORATION

Operational Description

Concerning the above component parts, the conﬁguration and

functions of hardwares are described.

1. System Conﬁguration

Internal CPU Function

• 2.1 Program Counter (PC)

• 2.2 Program Memory (ROM)

• 2.3 H Register, L Register

• 2.4 Data Memory (RAM)

- Stack

- Stack Pointer Word (SPW)

- Data Counter (DC)

• 2.5 ALU, Accumulator

• 2.6 Flags

• 2.7 System Controller

• 2.8 Interrupt Controller

• 2.9 Reset Circuit

Peripheral Hardware Function

• 3.1 I/O Ports

• 3.2 Interval Timer

• 3.3 Timer/Counters (TC1, TC2)

TMP47C101/201

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