Allen&heath, Spi gating spi buffering – Allen&Heath ML5000 SERVICE MANUAL User Manual
Page 123
Kernick Industrial Estate,
Penryn, Cornwall,
England. TR10 9LU
+44 (0)8707 556250
+44 (0)8707 556251
4
ML3/4/5000 CPU PCB
AG3718
3
4
PAGE:
TITLE:
DRG No:
ISSUE:
SHEET:
OF
ISSUE
BY
DATE
FILE: AG3718_4P3.SCH
12:00:53
3-Dec-2002
ALLEN&HEATH
Tel:
Fax:
PRINTED:
A
B
C
D
E
F
G
H
a
b
c
d
e
SPI &BUFFERING
SPIMISOR2
SPIMISOM2
SPIMISOL2
SPIMISOR3
SPIMISOM3
SPIMISOL3
SPIMISOR1
SPIMISOM1
SPIMISOL1
DGND
SPI GATING
SPI BUFFERING
+5VL
+5VL
DGND
R2
8
10K 1% 0805
R2
9
10K 1% 0805
R3
0
10K 1% 0805
SPIMISO1
SPIMISO2
SPIMISO3
VFBA2
VFBA1
VFBA0
SPIOE
SPICSL_L
SPICSR_L
SPICSM_L
SPICLK
SPIOEL
SPISTBL
SPILDL_L
SPICLKL1
VFBA2L
SPIOEM
SPISTBM
SPILDM_L
SPICLKM
VFBA1L
SPIOER
SPISTBR
SPILDR_L
SPICLKR1
VFBA0L
VFBA2M
VFBA1M
VFBA0M
VFBA2R
VFBA1R
VFBA0R
+5VL
+5VL
DGND
C37
100N_S
C38
100N_S
C39
100N_S
DGND
R5
2
10K 1% 0805
R5
1
10K 1% 0805
R5
0
10K 1% 0805
R
55
10K 1% 0805
R
54
10K 1% 0805
R
53
10K 1% 0805
R4
9
10K 1% 0805
R4
8
10K 1% 0805
R4
7
10K 1% 0805
R44
10R 0805
R45
10R 0805
R46
10R 0805
ISS 3
AAT
07-12-00
ISS 3.1
AAT
26-01-01
ISS 3.2
AAT
26-10-01
1
2
U14A
74HC04
3
4
U14B
74HC04
5
6
U14C
74HC04
9
8
U14D
74HC04
11
10
U14E
74HC04
13
12
U14F
74HC04
GND
7
VCC
14
U14G
74HC04
1
2
3
U15A
74HC08
4
5
6
U15B
74HC08
9
10
8
U15C
74HC08
12
13
11
U15D
74HC08
GND
7
VCC
14
U15E
74HC08
D1
2
D2
3
D3
4
D4
5
D5
6
D6
7
D7
8
D8
9
Q1
18
Q2
17
Q3
16
Q4
15
Q5
14
Q6
13
Q7
12
Q8
11
E1
1
E2
19
VCC
20
GND
10
U7
74HC541
D1
2
D2
3
D3
4
D4
5
D5
6
D6
7
D7
8
D8
9
Q1
18
Q2
17
Q3
16
Q4
15
Q5
14
Q6
13
Q7
12
Q8
11
E1
1
E2
19
VCC
20
GND
10
U12
74HC541
D1
2
D2
3
D3
4
D4
5
D5
6
D6
7
D7
8
D8
9
Q1
18
Q2
17
Q3
16
Q4
15
Q5
14
Q6
13
Q7
12
Q8
11
E1
1
E2
19
VCC
20
GND
10
U13
74HC541
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
1G
1
2G
19
VCC
20
GND
10
U10
74HC244
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
1G
1
2G
19
VCC
20
GND
10
U11
74HC244
R56
10R 0805
SPICLKL2
R5710R 0805
SPICLKL3
R58
10R 0805
SPICLKR2
R5910R 0805
SPICLKR3
ISS 4
AAT
20-11-01
D
D77