Hitachi HD6473867 Hardware Manual page 24

Table 1-2 Pin Functions (cont)
Type Symbol
Serial RXD
31
communi-
cation
TXD
31
interface
(SCI)
SCK
31
RXD
32
TXD
32
SCK
32
A/D AN7 to
converter An0
ADTRG
LCD COM
4
controller/ COM
1
driver
SEG
32
SEG
1
CL1
CL2
DO
M
Pin No.
FP-80A
TFP-80C FP-80B
22 24
23 25
21 23
70 72
71 73
69 71
1 3 to 1
80 to 74 80 to 76
14 16
to 33 to 36 35 to 38
to 68 to 37 70 to 39
68 70
67 69
66 68
65 67
I/O Name and Functions
Input SCI3-1 receive data input:
This is the SCI31 data input pin.
Output SCI3-1 transmit data output:
This is the SCI31 data output pin.
I/O SCI3-1 clock I/O:
This is the SCI31 clock I/O pin.
Input SCI3-2 receive data input:
This is the SCI32 data input pin.
Output SCI3-2 transmit data output:
This is the SCI32 data output pin.
I/O SCI3-2 clock I/O:
This is the SCI32 clock I/O pin.
Input Analog input channels 7 to 0:
These are analog data input channels
to the A/D converter
Input A/D converter trigger input:
This is the external trigger input pin to
the A/D converter
Output LCD common output: These are the
LCD common output pins.
Output LCD segment output: These are the
LCD segment output pins.
Output LCD latch clock: This is the output pin
for the segment external expansion
display data latch clock.
Output LCD shift clock: This is the output pin
for the segment external expansion
display data shift clock.
Output LCD serial data output: This is the
output pin for segment external
expansion serial display data.
Output LCD alternation signal: This is the
output pin for the segment external
expansion LCD alternation signal.
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