AT83EC5123 ATMEL Corporation, AT83EC5123 Datasheet - Page 98
AT83EC5123
Manufacturer Part Number
AT83EC5123
Description
(AT8xx512x) Smart Card Reader ICs
Manufacturer
ATMEL Corporation
Datasheet
1.AT83EC5123.pdf
(187 pages)
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98
AT8xC5122/23
Table 72. Slave Address Mask Register for UART - SADEN (B9h)
Reset Value = 0000 0000b
Table 73. Slave Address Register for UART - SADDR (A9h)
Reset Value = 0000 0000b
Table 74. Serial Buffer Register for UART - SBUF (99h)
Reset Value = XXXX XXXXb
Table 75. Baud Rate Reload Register for the internal baud rate generator,
UART - BRL (9Ah)
Reset Value = 0000 0000b
Table 76. Baud Rate Control Register - BDRCON - (9Bh)
Reset Value = XXX0 0000b (Not bit addressable)
Number
7 - 5
Bit
4
3
2
1
0
7
7
7
7
7
-
Mnemonic Description
RBCK
TBCK
BRR
SRC
SPD
Bit
-
6
6
6
6
6
-
Reserved
The value read from this bit is indeterminate. Do not change these bits.
Baud Rate Run Control bit
Cleared to stop the internal Baud Rate Generator.
Set to start the internal Baud Rate Generator.
Transmission Baud rate Generator Selection bit for UART
Cleared to select Timer 1 or Timer 2 for the Baud Rate Generator.
Set to select internal Baud Rate Generator.
Reception Baud Rate Generator Selection bit for UART
Cleared to select Timer 1 or Timer 2 for the Baud Rate Generator.
Set to select internal Baud Rate Generator.
Baud Rate Speed Control bit for UART
Cleared to select the SLOW Baud Rate Generator.
Set to select the FAST Baud Rate Generator.
Baud Rate Source select bit in Mode 0 for UART
Cleared to select F
Set to select the internal Baud Rate Generator for UARTs in mode 0.
5
5
5
5
5
-
OSC
BRR
4
4
4
4
4
/12 as the Baud Rate Generator (F
TBCK
3
3
3
3
3
RBCK
2
2
2
2
2
CL_IDLE
SPD
1
1
1
1
1
/6 in X2 mode).
4202B–SCR–07/03
SRC
0
0
0
0
0
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