h8s-2635 Renesas Electronics Corporation., h8s-2635 Datasheet - Page 573
h8s-2635
Manufacturer Part Number
h8s-2635
Description
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.H8S-2635.pdf
(1547 pages)
- Current page: 573 of 1547
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14.2.4
In smart card interface mode, the function of bits 1 and 0 of SCR changes when bit 7 of the serial
mode register (SMR) is set to 1.
Bits 7 to 2—Operate in the same way as for the normal SCI.
For details, see section 13.2.6, Serial Control Register (SCR).
Bits 1 and 0—Clock Enable 1 and 0 (CKE1, CKE0): These bits are used to select the SCI clock
source and enable or disable clock output from the SCK pin.
In smart card interface mode, in addition to the normal switching between clock output enabling
and disabling, the clock output can be specified as to be fixed high or low.
SMIF
0
1
1
1
1
1
1
Bit
Initial value :
R/W
SCMR
Serial Control Register (SCR)
C/
See the SCI
0
0
1
1
1
1
:
:
A
SMR
, GM
R/W
TIE
7
0
CKE1
0
0
0
0
1
1
R/W
RIE
6
0
SCR Setting
R/W
CKE0
0
1
0
1
0
1
TE
5
0
R/W
RE
4
0
SCK Pin Function
Operates as port I/O pin
Outputs clock as SCK output pin
Operates as SCK output pin, with output fixed
low
Outputs clock as SCK output pin
Operates as SCK output pin, with output fixed
high
Outputs clock as SCK output pin
Rev. 6.00 Feb 22, 2005 page 513 of 1484
MPIE
R/W
3
0
Section 14 Smart Card Interface
TEIE
R/W
2
0
REJ09B0103-0600
CKE1
R/W
1
0
CKE0
R/W
0
0
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