AT83C51SND1C_03 ATMEL [ATMEL Corporation], AT83C51SND1C_03 Datasheet - Page 45
AT83C51SND1C_03
Manufacturer Part Number
AT83C51SND1C_03
Description
Single-Chip Flash Microcontroller with MP3 Decoder and Human Interface
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.AT83C51SND1C_03.pdf
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4109E–8051–06/03
Table 56. IPL1 Register
IPL1 (S:B2h) – Interrupt Priority Low Register 1
Reset Value = 0000 0000b
Number
Bit
7
-
7
6
5
4
3
2
1
0
Mnemonic Description
IPLUSB
IPLMMC
IPLADC
IPLUSB
IPLSPI
IPLI2C
IPLKB
Bit
6
-
-
Reserved
The value read from this bit is always 0. Do not set this bit.
USB Interrupt Priority Level LSB
Refer to Table 49 for priority level description.
Reserved
The value read from this bit is always 0. Do not set this bit.
Keyboard Interrupt Priority Level LSB
Refer to Table 49 for priority level description.
A to D Converter Interrupt Priority Level LSB
Refer to Table 49 for priority level description.
SPI Interrupt Priority Level LSB
Refer to Table 49 for priority level description.
Two Wire Controller Interrupt Priority Level LSB
Refer to Table 49 for priority level description.
MMC Interrupt Priority Level LSB
Refer to Table 49 for priority level description.
5
-
IPLKB
4
IPLADC
3
AT8xC51SND1C
IPLSPI
2
IPLI2C
1
IPLMMC
0
45
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