Table 10-1. IPH0 Register
IPH0 (S:B7h) – Interrupt Priority High Register 0
7
-
6
5
–
4
3
2
1
0
IPHAUD
IPHS
IPHT1
IPHX1
IPHT0
IPHX0
Bit
Bit Number Mnemonic Description
Reserved
7
6
5
4
3
2
1
0
-
The value read from this bit is indeterminate. Do not set this bit.
Audio Interface Interrupt Priority Level MSB
Refer to Table 33 for priority level description.
IPHAUD
IPHMP3
IPHS
MP3 Decoder Interrupt Priority Level MSB
Refer to Table 33 for priority level description.
Serial Port Interrupt Priority Level MSB
Refer to Table 33 for priority level description.
Timer 1 Interrupt Priority Level MSB
Refer to Table 33 for priority level description.
IPHT1
IPHX1
-
External Interrupt 1 Priority Level MSB
Refer to Table 33 for priority level description.
Reserved
The value read from this bit is indeterminate. Do not set this bit.
External Interrupt 0 Priority Level MSB
Refer to Table 33 for priority level description.
IPHX0
Reset Value = X000 0000b
40
AT89C5132
4173E–USB–09/07