AT83C5122_08 ATMEL [ATMEL Corporation], AT83C5122_08 Datasheet - Page 164
AT83C5122_08
Manufacturer Part Number
AT83C5122_08
Description
C51 Microcontroller with USB and Smart Card Reader Interfaces
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.AT83C5122_08.pdf
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AT83R5122, AT8xC5122/23
Table 103. Interrupt Priority Low Register 1 - IPL1 (B2h) for AT8xC5122
Reset Value = X00X 00X0b (Bit addressable)
Number
5 - 4
Bit
7
7
6
3
2
1
0
-
Mnemonic Description
PUSBL
PUSBL
PSCIL
PSPIL
PKBL
Bit
6
-
-
-
Reserved
The value read from this bit is indeterminate. Do not change this bit.
USB Interrupt Priority bit
Refer to PUSBH for priority level.
Reserved
The value read from this bit is indeterminate. Do not change these bits.
SCI Interrupt Priority bit
Refer to PSPIH for priority level.
SPI Interrupt Priority bit
Refer to PSPIH for priority level.
Reserved
The value read from this bit is indeterminate. Do not change this bit.
Keyboard Interrupt Priority bit
Refer to PKBDH for priority level.
5
-
4
-
PSCIL
3
PSPIL
2
1
-
4202F–SCR–07/2008
PKBDL
0
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