TMP92CZ26A
92CZ26A-332
3.14.4 Operation in each mode
(1) Mode 0 (I/O Inter face Mode)
This mode allows an increase in the number of I/O pins available for transmitting
data to or receiving data from an external shift register.
This mode includes the SCLK output mode to output synchronous clock SCLK and
SCLK input mode to input external synchron ous clock SCLK.
Figure 3.14.11 SCLK Output Mode connection example
Figure 3.14.12 Example of SCLK Input Mode Connection
Output extension
TC74HC595 or equivalent
A
B
SI C
D
SCK E
F
RCK G
H
TXD
SCLK
Port
Shift register TMP92CZ26A
Input extension
TC74HC165 or equivalent
A
B
QH C
D
CLOCK E
F
S/ L G
H
RXD
SCLK
Port
Shift register TMP92CZ26A
Output extension
TC74HC595 or equivalent
A
B
SI C
D
SCK E
F
RCK G
H
TXD
SCLK
Port
Shift register TMP92CZ26A
Input extension
TC74HC165 or equivalent
A
B
QH C
D
CLOCK E
F
S/ L G
H
RXD
SCLK
Port
Shift register TMP92CZ26A
External clock External clock