10-4
SAM4S ER-280 SERIES
A
A(3)
A(2)
A(1)
A(0)
B
22
16
18
20
10
12
14
4
6
8
NO
2
C
①
3
of
Rev
1.3
4
3
2
1
A
B
C
R72
4.
7
K
R79
4.
7
K
R88
4.
7
K
R10
2
4.
7
K
_CS1
RXD3
TXD3
2
CN6:B
4
CN6:D
6
CN6:F
D(0:7)
21
15
17
19 GND
USB RESET
USB D-
9
11
13
DSR1
USB D+
GND
3
5
7
RXD1
DTR1
TXD1
1
NO SIGNAL
SERIAL I/F B'D
VSERIAL
_RD
D(6)
D(5)
D(3)
D(2)
D(0)
18
CN5:R
17
CN5:Q
12
CN5:L
11
CN5:K
6
CN5:F
5
CN5:E
TXD0
DTR0
(0x1A000F)
GND
DTR2
DSR2
GND
RXD2
TXD2
DTR0
TXD0
DSR0
RXD0
SIGNAL
SERIAL I/F B'D
Size
MCR_RCP3
MCR_RDD3
MCR_RCP2
MCR_RDD2
MCR_CPD23
RETURN SHEET
ER280 MAIN.SCH
ER-280
TITLE :
4
CN8:D
7
CN8:G
접촉
카본
SCAN SHEET
DD
11
Sheet
2
VDD50V
R19
4.7K
VDD50V
VSERIAL
C1
100nF
R10
10K
VDD50V VDD50V
100nF
C39
100nF
C51
DSR3
DTR3
100nF
C42
VDD50V
5
CN6:E
7
CN6:G
1
CN6:A
3
CN6:C
4.7K
R70
_CS1
D(7)
D(4)
D(1)
8
CN5:H
9
CN5:I
19
CN5:S
13
CN5:M
7
CN5:G
10
CN5:J
16
CN5:P
15
CN5:O
14
CN5:N
20
CN5:T
21
CN5:U
22
CN5:V
VSERIAL
2
CN5:B
3
CN5:C
1
CN5:A
4
CN5:D
RXD0
DSR0
VSERIAL
VDD50V
VDD50V
A3
Date
10K
R81
2007.02.28
DD
2
CN8:B
3
CN8:C
8
CN8:H
5
CN8:E
6
CN8:F
①
K.Y CHOI
Drawn by
4
3
1
R68
10K
R71
4.
7
K
R75
4.
7
K
R85
4.
7
K
R90
4.
7
K
A(0:19)
DSR2
DTR2
USB_RESET
USB_D-
TXD2
RXD2
DTR1
USB_D+
RXD0
DSR0
DTR0
RXD1
TXD1
DSR1
TXD0
USB_D+
USB_D-
2
CN3:B
USB_RESET
4
CN3:D
5
CN3:E
(KEY RETURN
부
)
(0x1A000F)
(0x1A000E)
(0x1A000D)
(0x1A000C)
(0x1A000B)
(0x1A000A)
(0x1A0009)
(0x1A0008)
File Name
Track 3 Clock
Track 2 Clock
Track 2 Data
VDD50V
8
CN7:H
7
CN7:G
5
CN7:E
4
CN7:D
2
CN7:B
RETURN SHEET
12PIN / 2.54mm PITCH
1
3
2
KSA708-Y
Q1
1
3
2
KSA708-Y
Q2
100nF
C41
(0x100000~0x1FFFFF)
(KEY SCAN
부
)
D12
BAT43WS
D15
BAT43WS
D16
BAT43WS
D17
BAT43WS
D18
BAT43WS
D19
BAT43WS
VDD50V
[ KEY & MODE SCAN BLOCK ]
3
CN3:C
6
CN3:F
VDD50V
100nF
C50
KEY & SERIAL BLOCK
Track 3 Data
Card Detect, Low Active
3
CN7:C
1
CON-FPC;8P,2.54MM,ST
CN7:A
6
CN7:F
R27
1K
[ UART & USB BLOCK ]
D6
BAT43WS
D9
BAT43WS
8
GND
6
E3
9
Q6
4
E1
11
Q4
3
A2
13
Q2
1
A0
16
VCC
15
Q0
2
A1
7
Q7
5
E2
14
Q1
12
Q3
10
Q5
U19
74
HC
138
19
OE2
8
A6
9
A7
13
Y5
12
Y6
5
A3
6
A4
16
Y2
15
Y3
2
A0
3
A1
18
Y0
11
Y7
14
Y4
17
Y1
1
OE1
7
A5
4
A2
10
GND
20
VCC
U21
74
HC
541
[ MCR BLOCK - OPTION ]
7
GND
6
RI#
3
RTS#
9
DSR#
1
TXD
2
DTR#
5
RXD
4
VCCIO
18
GND
26
TEST
11
CTS#
20
VCC
13
CBUS2
14
CBUS3
23
CBUS0
28
OSCO
27
OSCI
24
NC
15
USBDP
21
GND
25
AGND
10
DCD#
17
3V3OUT
12
CBUS4
22
CBUS1
16
USBDM
8
NC
19
RESET#
FT232R
U13
FT232R
MODESCAN_COMMON
MODESCAN_COMMON
Shin Heung Precision Co., Ltd.
1
CN8:A
CON-BOX;8P,1.25MM,ST,12505WS
8
CN6:H
CON-FPC;8P,2.54MM,ST
1
CN3:A
CON-BOX;6P,1.25MM,ST,12505WS
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