TMP90C041 データシートの表示（PDF） - Toshiba

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TMP90C041

CMOS 8-Bit Microcontrollers

Toshiba 

TMP90C041

5. Differences Between TMP90C841A and

TMP90C041

Specifications of TMP90C841A and TMP90C041 are the

same except below.

TMP90C841A system, not using internal RAM and

internal I/O functions as shown below, can be substituted by

TMP90C041 system. To substitute the TMP90C841A system

using the internal RAM by the TMP90C041 system, it is neces-

sary to attach the external RAM to the address corresponded

to the internal address.

Name

TMP90C841A

RAM

A0 ~ A15

P0 (0FFC1H)

P1 (0FFC1H)

P2 (0FFC4H)

P01CR (0FFC2H)

P2CR (0FFC5H)

256 bytes of internal RAM are provided. (0FEC0H ~ 0FFBFH)

High-Impedance state during reset

Provided

(same chip as TMP90C840A)

Provided

Provided

* Note: Connect EA pin with GND pin.

TMP90C041

External memory area.

Driving state during reset.

R/W function is not provided.

EXT, P1C, P0C is not provided.

P2XC register is not provided

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TOSHIBA CORPORATION

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