Table 5.1 Signal Assignment On The Interface Connector - Fujitsu MHA2021AT Product Manual

Table 5.1 Signal assignment on the interface connector

Pin No.
A ENCSEL
ENCSEL
C
E (KEY)
RESET–
1
3 DATA7
DATA6
5
7 DATA5
DATA4
9
11 DATA3
DATA2
13
15 DATA1
17 DATA0
19 GND
21 DMARQ
23 IOW–
25 IOR–
27 IORDY
29 DMACK–
31 INTRQ
33 DA1
35 DA0
37 CS0–
39 DASP–
41 +5 VDC
43 GND
[signal]
ENCSEL
C141-E042-01EN
Signal
[I/O]
I This signal is used to set master/slave using the CSEL signal (pin 28).
Pins A and C
Pin No. Signal
B GND
D MSTR
F (KEY)
2 GND
4 DATA8
6 DATA9
8 DATA10
10 DATA11
12 DATA12
14 DATA13
16 DATA14
18 DATA15
20 (KEY)
22 GND
24 GND
26 GND
28 CSEL
30 GND
32 IOCS16–
34 PDIAG
36 DA2
38 CS1–
40 GND
42 +5 VDC
44 unused
[Description]
Open: Sets master/slave by the MSTR signal
without using the CSEL signal.
Short: Sets master/slave using the CSEL signal.
The MSTR signal is ignored.
5.1 Physical Interface
5-3