Sam4s ER-420F - Serial I;F PCB Schematics

11-16 SAM4S ER-420M/F SERIES
11-15 SERIAL I/F PCB
4
Date
of
4
3 2 1
AB
Size
3 2 1
B
Draw n by
Sheet
C
TITLE :
D
C D
File Name
A3
Rev
Shin H eung Precision Co., Ltd.
GNDGND RXD1RXD1 DTR1DTR1 GNDGND RXD0RXD0 DTR0DTR0
1
DSR1DSR1 TXD 1TXD 1 DSR0DSR0 TXD 0TXD 0
DSR1_IN
DTR1_OUT
TX D 1_O U T
20 18
DSR1_IN
DTR1_OUT
12 14
TX D 1_O U T
8 6
DTR0_OUT
RXD0_IN
2
1 4
DTR0_OUT
RXD0_IN
TX D 0_O U T
DSR0_IN
VSERIALVSERIAL
7
CN4:G
5
CN4:E
2
CN4:B
7
CN3:G
5
CN3:E
2
CN3:B
2004.02.23
1
V1.1
RXD1_IN
VSERIAL
4
22 10 16
TX D 0_O U T
DSR0_IN RXD1_IN
VSERIAL
2 3 5
VSERIAL
8
CN4:H
6
CN4:F
4
CN4:D
3
CN4:C
9
CN4:I
8
CN3:H
1
CN3:A
6
CN3:F
4
CN3:D
3
CN3:C
19 17 11 13
5 7
DSR1_IN RXD1_IN
TX D 1_O U T
DSR0_IN RXD0_IN
TX D 0_O U T
S.M.K
SERIAL IF.SCH
SERIAL IF
9 3
21 15
DTR1_OUT DTR0_OUT
ER-320/380/380M /420
9
CON-DSUB;9P ,FEM ALE,AN
CN3:I
1
CN1:A CON-BO X;22P ,2MM,2R ,ST
VSERIAL
6
CON-BO X;6P ,2.5MM,ST(YH)
CN2:6
1
CON-DSUB;9P ,FEM ALE,AN
CN4:A