RTE-V831-PC
USER’S MANUAL (Rev. 2.00)
9
5.19.
CPU CONNECTOR (JCPU-A, JCPU-B)
The CPU connector signals are connected directly to the V831. Many signals are used on the board.
So, be careful when extracting signals from the JCPU. The 3.3-V signal level is used.
Pin No.
Signal name
Pin No.
Signal name
1
GND
2
D2
3
D3
4
D4
5
D5
6
D6
7
D7
8
D8
9
+3.3V
10
GND
11
D9
12
D10
13
D11
14
+3.3V
15
GND
16
D12
17
D13
18
D14
19
D15
20
D16
21
D17
22
D18
23
D19
24
D20
25
D21
26
+3.3V
27
GND
28
D22
29
D23
30
D24
31
+3.3V
32
GND
33
D25
34
D26
35
D27
36
D28
37
D29
38
D30
39
D31
40
+3.3V
41
GND
42
LLMWR-
43
LUMWR-
44
ULMWR-
45
UUMWR-
46
MRD-
47
TXD
48
RXD
49
GND
50
+3.3V
51
SI/PORT2
52
SO/PORT1
53
SCLK-/PORT0
54
+3.3V
55
NC.
56
JCX2(*1)
57
GND
58
Reserve
59
+3.3V
60
GND
61
+3.3V
62
RESET-
63
DRST-
64
NMI-
65
BT16B
66
GND
67
+3.3V
68
GND
69
DMACK0
70
DMAAK1
71
DMAAK2
72
DMAAK3
73
DMARQ0
74
DMARQ1
75
DMARQ2
76
DMARQ3
77
REFRQ-
78
INTP03
79
INTP02
80
+3.3V
JCPU-A Connector Signals
*1 JCX2 is a buffered signal.