Datasheet

44
AT8xC51SND1C
4109E–8051–06/03
Table 55. IPL0 Register
IPL0 (S:B8h) - Interrupt Priority Low Register 0
Reset Value = X000 0000b
76543210
- IPLAUD IPLMP3 IPLS IPLT1 IPLX1 IPLT0 IPLX0
Bit
Number
Bit
Mnemonic Description
7-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
6IPLAUD
Audio Interface Interrupt Priority Level LSB
Refer to Table 49 for priority level description.
5IPLMP3
MP3 Decoder Interrupt Priority Level LSB
Refer to Table 49 for priority level description.
4IPLS
Serial Port Interrupt Priority Level LSB
Refer to Table 49 for priority level description.
3IPLT1
Timer 1 Interrupt Priority Level LSB
Refer to Table 49 for priority level description.
2IPLX1
External Interrupt 1 Priority Level LSB
Refer to Table 49 for priority level description.
1IPLT0
Timer 0 Interrupt Priority Level LSB
Refer to Table 49 for priority level description.
0IPLX0
External Interrupt 0 Priority Level LSB
Refer to Table 49 for priority level description.