Hitachi H8S/2646 Hardware Manual page 536

Hitachi 16-bit single-chip microcomputer h8s/2646 series
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Bit 2—Smart Card Data Invert (SINV): Specifies inversion of the data logic level. This
function is used together with the SDIR bit for communication with an inverse convention card.
The SINV bit does not affect the logic level of the parity bit. For parity-related setting procedures,
see section 14.3.4, Register Settings.
Bit 2
SINV
Description
0
TDR contents are transmitted as they are
Receive data is stored as it is in RDR
1
TDR contents are inverted before being transmitted
Receive data is stored in inverted form in RDR
Bit 1—Reserved: It is always read as 1 and cannot be modified.
Bit 0—Smart Card Interface Mode Select (SMIF): Enables or disables the Smart Card interface
function.
Bit 0
SMIF
Description
0
Smart Card interface function is disabled
1
Smart Card interface function is enabled
504
(Initial value)
(Initial value)

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