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AT83SND2CMP3B Datasheet(PDF) 205 Page - ATMEL Corporation

Part # AT83SND2CMP3B
Description  Single-Chip Flash Microcontroller with MP3 Decoder with Full Audio Interface
PDF  241 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT83SND2CMP3B Datasheet(HTML) 205 Page - ATMEL Corporation

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205
4341F–MP3–03/06
AT8xC51SND2C/MP3B
23.2
Registers
Table 23-1.
AUXCON Register
AUXCON (S:90h) – Auxiliary Control Register
Reset Value = 1111 1111b
Table 23-2.
KBCON Register
KBCON (S:A3h) – Keyboard Control Register
Reset Value = 0000 1111b
76
5
4
3
2
1
0
SDA
SCL
-
AUDCDOUT
AUDCDIN
AUDCCLK
AUDCCS
KIN0
Bit
Number
Bit Mnemonic
Description
7:6
TWI Lines
Refer to TWI section.
5:1
Audio DAC Control
Refer to Audio DAC section.
0KIN0
Keyboard Input Interrupt.
76
543
210
-
-
-
KINL0
-
-
-
KINM0
Bit Number
Bit
Mnemonic
Description
7 - 5
-
Reserved
Do not set these bits.
4KINL0
Keyboard Input Level Bit
Set to enable a high level detection on the respective KIN0 input.
Clear to enable a low level detection on the respective KIN0 input.
3 - 1
-
Reserved
Do not reset these bits.
0
KINM0
Keyboard Input Mask Bit
Set to prevent the KINF0 flag from generating a keyboard interrupt.
Clear to allow the KINF0 flag to generate a keyboard interrupt.



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