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SMR0—Serial Mode Register 0
SMR1—Serial Mode Register 1
SMR2—Serial Mode Register 2
SMR3—Serial Mode Register 3
SMR4—Serial Mode Register 4
Bit
:
Initial value
:
R/W
:
GSM Mode
0 Operation in normal smart card interface mode
1 Operation in GSM mode smart card interface mode
Note: etu: Elementary Time Unit. The time to send one bit.
Note: * Set bit 5 to 1 when using the smart card interface.
1016
7
6
GM
BLK
0
0
R/W
R/W
Basic clock pulse 1, 0
BCP1 BCP0
Block transfer mode
0 Operation of normal smart card interface mode
(1) Error signal output, detection, and automatic resending of data;
(2) TXI interrupt generated by TEND flag;
(3) TEND flag set 12.5etu after start of transmission (after 11.0etu in GSM mode).
1 Operation in block transfer mode
(1) No error signal output, detection, or automatic resending of data;
(2) TXI interrupt generated by TDRE flag;
(3) TEND flag set 11.5etu after start of transmission (after 11.0etu in GSM mode).
(1)TEND flag set 12.5etu (11.5etu in block transfer mode) after start of first bit;
(2)ON/OFF control only of clock output.
(1)TEND flag set 11.0etu after start of first bit;
(2)In addition to ON/OFF control of clock output, High/Low control also enabled (set by SCR).
H'FF78
H'FF80
H'FF88
H'FDD0
H'FDD8
5
4
PE
O/E
BCP1
0
0
R/W
R/W
0
0
32 clock
1
64 clock
1
0
372 clock
1
256 clock
3
2
BCP0
CKS1
0
0
R/W
R/W
Smart Card
Interface
1
0
CKS0
0
0
R/W
R/W
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