AT83C51SND1C_03 ATMEL [ATMEL Corporation], AT83C51SND1C_03 Datasheet - Page 145

• Manufacturer Part Number: AT83C51SND1C_03
• Description: Single-Chip Flash Microcontroller with MP3 Decoder and Human Interface
• Manufacturer: ATMEL [ATMEL Corporation]

4109E–8051–06/03
Table 129. BDRCON Register
BDRCON (S:92h) – Baud Rate Generator Control Register
Reset Value = XXX0 0000b
Table 130. BRL Register
BRL (S:91h) – Baud Rate Generator Reload Register
Reset Value = 0000 0000b
Number
Number
BRL7
7 - 5
7 - 0
Bit
Bit
7
7
-
4
3
2
1
0
Mnemonic Description
Mnemonic Description
M0SRC
BRL7:0
BRL6
TBCK
RBCK
BRR
SPD
Bit
Bit
6
6
-
-
Reserved
The value read from these bits are indeterminate. Do not set these bits.
Baud Rate Run Bit
Set to enable the baud rate generator.
Clear to disable the baud rate generator.
Transmission Baud Rate Selection Bit
Set to select the baud rate generator as transmission baud rate generator.
Clear to select the Timer 1 as transmission baud rate generator.
Reception Baud Rate Selection Bit
Set to select the baud rate generator as reception baud rate generator.
Clear to select the Timer 1 as reception baud rate generator.
Baud Rate Speed Bit
Set to select high speed baud rate generation.
Clear to select low speed baud rate generation.
Mode 0 Baud Rate Source Bit
Set to select the variable baud rate generator in Mode 0.
Clear to select fixed baud rate in Mode 0.
Baud Rate Reload Value
BRL5
5
5
-
BRL4
BRR
4
4
TBCK
BRL3
3
3
AT8xC51SND1C
RBCK
BRL2
2
2
BRL1
SPD
1
1
M0SRC
BRL0
0
0
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