1. Overview
Rev.3.00 Jul. 19, 2007 page 24 of 532
REJ09B0397-0300
H8/3857 Group
H8/3854 Group
Pin No.
Pin No.
Type
Symbol
FP-144H
TFP-144
Pad No.
FP-100B
TFP-100G
Pad No.
I/O
Name and Functions
Serial
commu-
nication
TXD 142 142 97 97 Output
SCI3 send data output:
This is the SCI3 data output
pin
interface
(SCI)
SCK
3
144 144
99
99 I/O
SCI3 clock I/O :
This is the
SCI3 clock I/O pin
A/D
converter
AN
7
to AN
4
AN
3
to AN
0
25 to 22
21 to 18
25 to 22
21 to 18
29 to 26
⎯
29 to 26
⎯
Input
Analog input (channels 7
to 0 in H8/3857 Group,
channels 7 to 4 in H8/3854
Group):
These are analog
data input channels to the
A/D converter
ADTRG
16 16 15 15 Input
A/D converter trigger
input:
This is the external
trigger input pin to the A/D
converter
LCD
controller
COM32 to
COM17
COM16 to
COM1
93 to 108
52 to 37
93 to 108
52 to 37
⎯
45 to 30
⎯
45 to 30
Output
LCD common output:
These are LCD common
output pins. The maximum
number of pins is 32 in the
H8/3857 Group, and 16 in
the H8/3854 Group. In
standby mode and module
standby mode, all pins
output the V
SS
level.
SEG64
to
SEG41
SEG40 to
SEG1
45 to 52
108 to 93,
92 to 53
45 to 52
108 to 93,
92 to 53
⎯
85 to 46
⎯
85 to 46
Output
LCD segment output:
These are LCD segment
output pins. The maximum
number of pins is 64 in the
H8/3857 Group, and 40 in
the H8/3854 Group. In
standby mode and module
standby mode, all pins
output the V
SS
level.
V3, V4
116, 114
116, 114
⎯
⎯
Input
LCD bias setting pins
(H8/3857 Group only):
1/4
bias drive is selected when
V3 and V4 are shorted, and
1/5 bias drive when V3 and
V4 are left open.
V34
115
115
⎯
⎯
Input
LCD test pin (H8/3857
Group only):
This is the
LCD built-in resistance test
pin. V3 and V34 must be
shorted.
Summary of Contents for F-ZTAT H8 Series
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Page 194: ...7 RAM Rev 3 00 Jul 19 2007 page 168 of 532 REJ09B0397 0300...
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