Atmel AT85DVK-07 Specifikace stáhnout pdf (Strana 61)

61

AT85C51SND3Bx

7632A–MP3–03/06

Reset Value = X000 0000b

Table 74. IPH0 Register

IPH0 (0.B7h) – Interrupt Priority High Register 0

7 6 5 4 3 2 1 0

- IPHAUP IPHDFC IPHS IPHT1 IPHX1 IPHT0 IPHX0

Bit

Number

Bit

Mnemonic

Description

7 -

Reserved

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

6 IPHAUP

AUP Interrupt Priority Level Msb

Refer to Ta bl e 70 for priority level description.

5 IPHDFC

DFC Interrupt Priority Level Msb

Refer to Ta bl e 70 for priority level description.

4 IPHS

SIO Interrupt Priority Level Msb

Refer to Ta bl e 70 for priority level description.

3 IPHT1

T1 Interrupt Priority Level Msb

Refer to Ta bl e 70 for priority level description.

2 IPHX1

EX1 Interrupt Priority Level Msb

Refer to Ta bl e 70 for priority level description.

1 IPHT0

T0 Interrupt Priority Level Msb

Refer to Ta bl e 70 for priority level description.

0 IPHX0

EX0 Interrupt Priority Level Msb

Refer to Ta bl e 70 for priority level description.

1 2 ... 56 57 58 59 60 61 62 63 64 65 66 ... 262 263

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