1
1
2
2
3
3
4
4
5
5
6
6
D
D
C
C
B
B
A
A
P3-4
TCK
-
+
2
3
1
U7:1
P3-3
TMS
Y1
8C29666
P1-
3
16
P5-1
13
VDD
42
P3-1
11
P3-5
9
P4-5
4
P4-7
3
P2-6
37
P3-7
8
P2-7
47
P3-6
28
P5-2
24
P3-4
27
P1-2
20
VSS
18
P2-4_AREF
36
P0-7
43
P0-1
46
P2-
5
48
P0-3
45
P0-6
41
P4-1
6
P0-5
44
P2-
3
1
P2-
1
2
P0-
0
38
P0-
4
40
P0-
2
39
P2-0
34
P1-4
21
P1-6
22
SMP
7
P2-2
35
P1-1
17
P1-0
19
XRES
29
P3-0
25
P5-0
23
P3-2
26
P5-3
12
P3-3
10
P4-3
5
P1-5
15
P1-7
14
P4-6
33
P4-4
32
P4-0
30
P4-2
31
PAD
49
U1
P3-2
TDI
*
IN1
1
ENA
3
GND
2
LVF
4
OUT
5
VR2
VDD
P2-5
P3-1
TDO
-
+
13
12
14
4
11
U7:4
-
+
9
10
8
U7:3
PROG OUT
PAD2
7427
SHDN
7
V+
4
CL
K
8
IN
2
OUT
5
C
OM
1
OS
6
V-
3
U4
-
+
6
5
7
U7:2
PROG IN
PAD1
SDATA
P2-2
CLK
P2-1
IN1
1
ENA
3
GND
2
LVF
4
OUT
5
VR1
P3-6
GND
3157
Y0
3
Y1
1
GND
2
Z
4
VDD
5
S
6
U5
IN1
1
ENA
3
GND
2
LVF
4
OUT
5
VR3
XRES
P2-3
*
MISO0
16
SSO
15
XTAL
33
PWMA0
3
IRQA
11
FAULTA0
12
ANA0
20
CAN_RX
46
ANA1
21
RST
2
TCK
39
TMS
40
TDI
41
TDO
42
EXTAL
32
VSS
31
VSS
13
VSS
10
VSS
45
VCAP2
17
VCAP1
43
VDDADC
30
VSSADC
29
VREFIN
26
VREFMID
27
VREFP
28
VDD_I
O
5
VDD_I
O
14
VDD_I
O
34
VDD_I
O
44
U3
P3-5
RST
GND
P2-4
VAN
VAN
VAN
VAN
VAN
IN SYSTEM
SERIAL PROGR.
(SOURCE)
+3.3V
+3.3V
+3.3V
+3.3V
+3.3VA
+3.3VDD
+VIN
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3VA
+3.3VDD
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3VDD
47K
R10
10K
R17
10K
R16
+5 VIN
+5 VIN
+5 VIN
+5 VIN
3.3K
R20
4001
Q4
4001
Q3
4001
Q2
4001
Q1
100K
R12
1K
R24
1K
R27
3.3K
R28
75K
R35
1.2M
R36
36K
R40
56K
R37
4.7K
R6
47K
R3
*
R34
*
R38
8.2K
R41
27K
R32
10K1%
R30
10K1%
R31
10K
R26
10K
R25
4.7K
R21
47K
R18
100K
R33
100K
R42
4.7K
R19
1K
R11
1K
R15
47K
R8
47K
R9
47K
R5
47K
R14
47K
R13
2R
R23
2R
R29
2R
R39
TP1
TP2
TP3
TP4
TP5
TP6
TP7
TP8
TP9
TP10
TP11
TP13
TP14
TP15
TP16
TP17
TP18
.1u
C6
.1u
C14
560p
C7
.1u
C9
560p
C19
.01u
C24
.1u
C29
.1u
C37
.1u
C46
.01u
C48
10u
C44
560p
C43
.0068u
C45
.0068u
C39
*
C40
.001u
C47
.01u
C36
.1u
C32
2.2u
C42
560p
C41
.1u
C33
.1u
C31
560p
C27
100p
C38
39p
C35
.1u
C34
.1u
C28
220p
C30
.1u
C21
.1u
C18
.1u
C17
.1u
C15
10u
C16
2.2u
C26
2.2u
C25
560p
C22
560p
C23
.1u
C10
.1u
C11
10u
C12
10u
C13
12p
C8
100p
C5
.1u
C2
2.2u
C4
.1u
C3
.01u
C20
CS
7
SO
12
SI
13
SCK
14
DVDD
1
INT2
9
INT1/DRDY
8
GND
2
*
AVDD
6
GND
5
IADDR0
4
N/C
3
GND
10
GND
11
U8
*
R1
0R
R2
*
R4
.1u
C1
+3.3V
EMER_IN
P1-10
EMER_IN
P1-10
MODE_IN
P1-9
MODE_IN
P1-9
COR_IN
P1-6
COR_IN
P1-6
TX_IN
P1-4
TX_IN
P1-4
RX_IN
P1-23
RX_IN
P1-23
+5 VIN
P1-29
+5 VIN
P1-29
+VIN
P1-28
+VIN
P1-28
GND
P1-12
GND
P1-12
GND
P1-30
GND
P1-30
PTT IN
P1-1
PTT IN
P1-1
RX_OUT
P1-22
RX_OUT
P1-22
TX_OUT
P1-3
TX_OUT
P1-3
PTT_OUT
P1-2
PTT_OUT
P1-2
AUDIO_ENABLE
P1-26
AUDIO_ENABLE
P1-26
N/C
P1-11
N/C
P1-11
BEEP OUT
P1-25
BEEP OUT
P1-25
PROG_OUT
P1-7
PROG_OUT
P1-7
PROG_IN
P1-5
PROG_IN
P1-5
N/C
P1-8
N/C
P1-8
N/C
P1-13
N/C
P1-13
N/C
P1-14
N/C
P1-14
N/C
P1-15
N/C
P1-15
N/C
P1-16
N/C
P1-16
N/C
P1-17
N/C
P1-17
N/C
P1-18
N/C
P1-18
N/C
P1-19
N/C
P1-19
N/C
P1-20
N/C
P1-20
N/C
P1-21
N/C
P1-21
N/C
P1-24
N/C
P1-24
N/C
P1-27
N/C
P1-27
LTR
TP22
4.7K
R7
1N4735A
*
D5
NOTE
If Input Voltage, +VIN, is greater than +10 VDC:
- Cut SJ1 Jumper trace
- Install zener diode D5
TP12
CS
1
SO
2
SI
5
SCK
6
VCC
8
HOLD
7
WP
3
GND
4
AT26DF081A
U6
SJ1
MODE/CALL
PAD3
TP20
TP21
0R
R43
0R
R44
SB1
D1
SB1
D2
SB1
D3
SB1
D4
*
R22
CP
CJS
2010-12-24
DML
2013-04-05
B-2
1 of 1
7710
MIDIAN ELECTRONICS, INC.
DATE:
DESIGN:
DWN BY:
REV:
APPR
COPYRIGHT ©
REV
SHEET
PROJECT NUMBER
DOCUMENT NAME
SCHEMATIC
2013
SVR-1-IC1
VOICE OPTION
ACCELEROMETER OPTION
SERIES
VS-1200/1100/110
VS-1000/1050
TS-120
SVR-1/VM-3
VAE-1
VR2 VR3 U3 U6 U8
Y
Y
Y
*
*
*
*
*
*
*
*
*
*
*
Y
*
*
*
Y
*
*
*
*
Y
Y
Y = INSTALLED
* = NOT INSTALLED
NOTES
