AT83C5122 Datasheet, PDF (166/213 Pages) ATMEL Corporation – MICROCONTROLLER WITH USB AND SMART CARD READER INTERFACES

Table 103. Interrupt Priority Low Register 1 - IPL1 (B2h) for AT8xC5122
7
6
5
4
3
2
1
-
PUSBL
-
-
PSCIL
PSPIL
-
0
PKBDL
Bit
Number
7
6
5-4
3
2
1
0
Bit
Mnemonic Description
Reserved
-
The value read from this bit is indeterminate. Do not change this bit.
PUSBL
USB Interrupt Priority bit
Refer to PUSBH for priority level.
-
Reserved
The value read from this bit is indeterminate. Do not change these bits.
PSCIL
SCI Interrupt Priority bit
Refer to PSPIH for priority level.
PSPIL
SPI Interrupt Priority bit
Refer to PSPIH for priority level.
-
Reserved
The value read from this bit is indeterminate. Do not change this bit.
PKBL
Keyboard Interrupt Priority bit
Refer to PKBDH for priority level.
Reset Value = X00X 00X0b (Bit addressable)
166 AT8xC5122/23
4202D–SCR–06/05