80C52 datasheet(26/54 Pages) TEMIC

Part #	80C52

Description	8-bit CMOS Microcontroller 0-60 MHz

PDF	54 Pages

Scroll/Zoom	100%

Manufacturer	TEMIC [TEMIC Semiconductors]

Direct Link	http://www.temic.de

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26 / 54 page

Rev. B - Jan. 25, 1999

Preliminary

TS80C52X2

Table 12. IP Register

IP - Interrupt Priority Register (B8h)

Reset Value = XX00 0000b

Bit addressable

PT2

PT1

PX1

PT0

PX0

Bit

Number

Bit

Mnemonic

Description

Reserved

The value read from this bit is indeterminate. Do not set this bit.

Reserved

The value read from this bit is indeterminate. Do not set this bit.

PT2

Timer 2 overﬂow interrupt Priority bit

Refer to PT2H for priority level.

Serial port Priority bit

Refer to PSH for priority level.

PT1

Timer 1 overﬂow interrupt Priority bit

Refer to PT1H for priority level.

PX1

External interrupt 1 Priority bit

Refer to PX1H for priority level.

PT0

Timer 0 overﬂow interrupt Priority bit

Refer to PT0H for priority level.

PX0

External interrupt 0 Priority bit

Refer to PX0H for priority level.

80C52 Datasheet(PDF) 26 Page - TEMIC Semiconductors