AT89C5132
Table 39. IPL1 Register
IPL1 (S:B2h) – Interrupt Priority Low Register 1
7
-
6
5
-
4
3
2
1
0
IPLUSB
IPLKB
IPLADC
IPLSPI
IPLI2C
IPLMMC
Bit
Bit Number Mnemonic Description
Reserved
7
6
5
4
3
2
1
0
-
The value read from this bit is always 0. Do not set this bit.
USB Interrupt Priority Level LSB
Refer to Table 33 for priority level description.
IPLUSB
-
Reserved
The value read from this bit is always 0. Do not set this bit.
Keyboard Interrupt Priority Level LSB
IPLKB
IPLADC
IPLSPI
IPLI2C
IPLMMC
Refer to Table 33 for priority level description.
A to D Converter Interrupt Priority Level LSB
Refer to Table 33 for priority level description.
SPI Interrupt Priority Level LSB
Refer to Table 33 for priority level description.
Two Wire Controller Interrupt Priority Level LSB
Refer to Table 33 for priority level description.
MMC Interrupt Priority Level LSB
Refer to Table 33 for priority level description.
Reset Value = 0000 0000b
43
4173E–USB–09/07
ATMEL [ ATMEL ]
