1
2
3
4
5
6
7
8
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
BVME4000/6000
Title
Issue
Dwg No.
Drawn By
Date
Sheet
8
of 8
7
BVM00228
BVM Ltd.
Hobb Lane.
Hedge End
Southampton
SO30 0GH
(01489) 780144
Approved
Size
A2
GND
VCC
GND
VCC
GND
VCC
VCC
GND
/RAMCS
VRAM
WDOG
/VRSTOUT
/WDO
/WDO
+5VSB
1
2
SW2
1
2
LK2
C13
100nF
C14
100nF
C15
100nF
C16
100nF
C17
100nF
C18
100nF
C19
100nF
C20
100nF
C21
100nF
C22
100nF
C23
100nF
C24
100nF
C25
100nF
C26
100nF
C27
100nF
C28
100nF
C29
100nF
C30
100nF
C31
100nF
C32
100nF
C33
100nF
C34
100nF
C35
100nF
C36
100nF
C37
100nF
C38
100nF
C39
100nF
C40
100nF
C41
100nF
C42
100nF
C43
100nF
C44
100nF
C45
100nF
C46
100nF
C47
100nF
C48
100nF
C49
100nF
C50
100nF
C51
100nF
C52
100nF
C53
100nF
C54
100nF
C55
100nF
C56
100nF
C57
100nF
C58
100nF
C59
100nF
C60
100nF
1
2
+ C61
10uF
1
2
+ C63
10uF
1
2
+ C64
10uF
1
2
+ C65
10uF
1
2
+ C66
10uF
VBAT
1
WDI
11
MR
9
PFI
7
CEIN
13
BATON
5
VOUT
2
SWT
8
LWLN
10
WDO
14
WDPO
16
PFO
6
CEOUT
12
RESET
15
IC13
MAX791
R24
10K
C3
100nF
D4
1N4148
D6
1N4148
D7
1N4148
D8
1N4148
1
2
+ C70
0.1F
1
2
+ C500
10uF
V_IN
1
V_OUT
2
GND
3
V_FB
4
ON
5
GND
H
IC46
LM2596-3.3
Q3
1
MR
3
RST_IN
4
VCC (an)
5
RC1
6
GND(an)
7
SYNC
8
Q0
10
Q1
12
PLL_EN
13
RST_OUT
14
Q2
16
Q/2
18
2X_Q
19
IC47
MC88916
CLK
8
XM1
12.5 MHz or 16.67MHz
Vcc
R45
4K7
Vcc
R46
4K7
/VRSTOUT
CLK_X_2
CPUCLK
CPUCLK1
CPUCLK2
/CPUCLK3
/CLKEN
R56
330R
R57
270K
R58
47R
R59
47R
C71
0.1u
C72
0.1u
C73
10u
VCC
GND
VCC
1
2
+ C62
470u
GND
GND
GND
D11
30VF10F
1
2
+
C67
470u
L1
22u
GND
GND
1
2
3
LK18
LK1X3
PVCC
VCC
1
2
3
LK19
LK1X3
VCC
GND
D2
D1F20
D5
D1F20
D9
D1F20
VCC
VCC
1
2
BT1
CR2430
1
2
LK21
LINK2
GND
D10
1N4148
VBATT
VRAM
VBATT
GND
GND
/L_PFAIL
/RAMCS
GND
GND
1
2
+
C200
4u7 16V
L100
HF70
F5
1A
1
2
+
C201
4u7 16V
L101
HF70
1
2
+
C202
4u7 16V
L102
HF70
1
2
+
C203
4u7 16V
L103
HF70
-12V
1
2
+
C204
10u 16V
L104
FERRITE
+12VIPA
+12VIPB
-12V
-12VIPA
-12VIPB
VCC
+5VIPB
GND
GND
GND
GND
GND
+5VSB
R60
10K
GND
ETHCLK
/ETHCLK
/ETHCLK
SCSCLK
D
12
CLK
11
Q
9
Q
8
PR
10
CL
13
IC39B
74F74
CLK
5
XM2
XM8-40M
SCSCLK
ETHCLK
SCSCLK
Vcc
R47
4K7
Vcc
R48
4K7
/VRSTOUT
GND
VCC
C74
100nF
C75
100nF
C76
100nF
C77
100nF
C78
100nF
C79
100nF
C80
100nF
C81
100nF
C82
100nF
C83
100nF
C84
100nF
C85
100nF
C86
100nF
C87
100nF
C88
100nF
C89
100nF
GND
PVCC
C90
100nF
C91
100nF
C92
100nF
C93
100nF
C94
100nF
C95
100nF
C96
100nF
C97
100nF
C98
100nF
+12V
10 December 1998
S J Bush
R71
10K
R72
100K
R73
10K
R74
100K
R75
100R
R76
100R
R77
100R
R78
100R
R79
100R
R80
100R
/TS
R81
100R
R82
100R
R19
100R
R83
100R
GND
GND
GND
VCC
VCC
VCC
R85
10K
R86
100K
R87
10K
R88
100K
/TA
GND
GND
VCC
VCC
PVCC
PVCC
VRAM
VRAM
L2
10u
1
2
+ C99
330u
GND
R84
100R
R89
100R
F6
1A
F7
2A
F8
1A
F9
1A
+5VIPA
F10
2A
R95
1M
C101
10p
GND