Sam4s ER-250RF - Page 50

10-6 SAM4S ER-350 SERIES
VCC
NC
/RD
2
D(5) D(6)
A(14) A(12) A(11) A(9) A(8) A(6) A(5) A(3) A(2) A(0)
D(5) D(6) D(3) D(2) D(0)
D(6) D(7) D(3) D(4) D(0) D(1)
A(7) A(4) A(5) A(1) A(2)
R S232_TX D
TO I/F B'D
A(15) A(12) A(13) A(10)
A(9)
ER-350(1M ) 5
2
CN2
FIS _1M FIS _2M
8255_E N DISCONNECTION
STROBE DISCONNECTION GND LATC H VCC DATA-IN
A(7) A(5) A(4) A(2) A(1)
C37
100nF
VCC
10K R27
100nF C21
30pFC35
1 3
2
Q7
KSC 945-G
VCC
1K R22
1K R24
100nF C26
D(4) D(7)
1 3
2
Q4 KSC 945-G
100nF C38
100nF C40
A(13) A(10) A(7) A(4) A(1) A(14)
VBT
CE11 1uF 50V
2.2K R26
D(4) D(7) D(1)
FB4
4.7K R16
VCC
VCC
D(2) D(5)
ZD3
UZ3.9B
2.2K R7
30pF
C24
A(6) A(0) A(3)
RESET
4.7K R8
VCC
30pF C25
R S232_R X D
555_R ESET
1K R11
VCC
3 4 6 7 9
1
2 5 8
RA3 4.7K
A(14) A(11)
A(8)
AU1 BUZZER
2003-12-02
VCC
VCC
4
RESET
5
CTR
1
GND
2
TRIG
8
VCC
7
DC
3
OUT
6
TS
IC3
KA555
KSH
1.0
1
CON-BO X;2P ,2.5MM,ST
/WR
STORBE
CLOCK (DISPLAY) VDISP
A(6) A(3) A(0)
27K R17
18K R18
24V
BAT1
3.6V
VBT
30pFC34
D11
1N 4148
100nF C20 NO PO P
CE5 100uF 16V
CE8 100uF 16V
VCC
100nF
C45
4.7K R6
3.3K
R36
C14
100nF
4.7K R10
1 3
2
KSC 945-G
Q3
VCC
C32 100nF
4 2 5 3 1
CN-BO X-5P
CN7
VCC
VDISP
VF
100nF
C10
FILM
VCC
100nF C9 FILM
2 4 5 7 8
1
3 6 9
CA1
100pF
A(2) A(3) A(0)
A(15) A(12) A(13)
A(9)
A(10)
A(6) A(7) A(3) A(4) A(0) A(1)
A(15)
INT1
R S232_R X D
D(7) D(5) D(4) D(2) D(1)
P/FAIL
TRIGGER
100nF C16
100nF C22
100nF C27
A(1)
220
R53
VBT
1KR28
2.2K R25
ZD6
UZ3.9B
100nF C41
VCC
34679 258
1
RA2 4.7K
A(14)
A(8)
A(11)
A(2) A(5)
D10
1N 4148
1K R13
4.7K R15
1 3
2
KSC 945-G
Q5
1
8
4
3 2
LM 393D IC2:1
6.8K R12
28V
CPU & MEMORY PART
12M H z
X2
ER-350F MAIN PCB
(PG M ROM : 1M )
6 7 3 4 1 2 5 8
CN6
10K
R29
D(3) D(6)
R S232_TX D
D(0)
C33 100nF
9 8
IC8:4
74H C T05
47K R19
VCC
VCC
100nF
C18
7
A3
8
RD
4
A0
5
A1
2
CS
1
CS
3
CLKOUT
6
A2
9
GND
12
D1
11
D0
15
ALARM
14
D3
18
VCC
17
OSCOUT
16
OSCIN
13
D2
10
WR
IC13
R F5C 15
100nF C19 NO PO P
32.768K H z
X1
CE10 4.7uF 50V
D9
EK-04
3.6x5.0m m
FB3
120 R55
CE3 10uF 50V
4.7K R14
100nF C39
VCC
3.6x5.0m m
FB7
51 R9
31
/PG M
1
VPP
16
GND
3
A15
2
A16
4
A12
28
A13
30
NC
26
A9
23
A10
22
/CE
24
/OE
6
A6
5
A7
20
D6
21
D7
9
A3
8
A4
17
D3
18
D4
11
A1
12
A0
13
D0
14
D1
27
A8
25
A11
29
A14
32
VCC
10
A2
15
D2
7
A5
19
D5
IC15
27C 1001
1M bits
11
LE
1
OE
7
6D
8
7D
14
6Q
13
7Q
4
3D
5
4D
17
3Q
16
4Q
2
1D
19
1Q
3
2D
6
5D
9
8D
20
VCC
18
2Q
15
5Q
12
8Q
10
GND
74H C 573
IC12
2 4 5 7 8
1
3 6 9
100pF
CA7
2 4 5 7 8
1
3 6 9
100pF CA3
8
P1.7
17
RD
5
P1.4
6
P1.5
14
P3.4
15
P3.5
2
P1.1
3
P1.2
11
P3.1
12
INT0
27
A14
28
A15
24
A11
25
A12
21
A8
22
A9
30
ALE
9
RST
7
P1.6
16
WR
20
GND
1
P1.0
4
P1.3
26
A13
10
P3.0
13
INT1
23
A10
29
PSEN
40
VCC
18
X1
33
AD6
32
AD7
36
AD3
35
AD4
39
AD0
38
AD1
19
X2
34
AD5
37
AD2
31
EA
W 78C 32C
IC11
TO DISPLAY B'D
A(0:15)
D(0:7)
1
A14
14
GND
23
A11
20
CE
2
A12
25
A8
24
A9
27
WE
5
A5
17
D5
4
A6
18
D6
8
A2
13
D2
7
A3
15
D3
10
A0
11
D0
26
A13
21
A10
22
OE
3
A7
19
D7
6
A4
16
D4
9
A1
12
D1
28
VCC
KM 62256
IC16