Siemens SIMATIC PC 670, Equipment Manual

Page: 161 / 200

Hardware Information
Release 04/02
7-29
Panel PC 670 Computing Unit, Equipment Manual
Pin
No. X41 Meaning Pin
No. X4/X3 Meaning
1 RESET Reset 1 RESET Reset
2 GND 2 GND
3 D7 Data signal D7 3 D7 Data signal D7
4 D8 Data signal D8 4 D8 Data signal D8
5 D6 Data signal D6 5 D6 Data signal D6
6 D9 Data signal D9 6 D9 Data signal D9
7 D5 Data signal D5 7 D5 Data signal D5
8 D10 Data signal D10 8 D10 Data signal D10
9 D4 Data signal D4 9 D4 Data signal D4
10 D11 Data signal D11 10 D11 Data signal D11
11 D3 Data signal D3 11 D3 Data signal D3
12 D12 Data signal D12 12 D12 Data signal D12
13 D2 Data signal D2 13 D2 Data signal D2
14 D13 Data signal D13 14 D13 Data signal D13
15 D1 Data signal D1 15 D1 Data signal D1
16 D14 Data signal D14 16 D14 Data signal D14
17 D0 Data signal D0 17 D0 Data signal D0
18 D15 Data signal D15 18 D15 Data signal D15
19 GND 19 GND
20 n.c. Code 20 n.c. Code
21 DREQ DMA Request 21 DREQ DMA Request
22 GND 22 GND
23 IOW_N IO Write 23 IOW_N IO Write
24 GND 24 GND
25 IOR_N I/O read 25 IOR_N I/O read
26 GND 26 GND
27 IORDY I/O ready 27 IORDY I/O ready
28 Reserved 28 CSEL Master/slave
29 DACK_N DMA Acknowledge 29 DACK_N DMA Acknowledge
30 GND 30 GND
31 IOCS16 I/O Chip Select 16 31 IOCS16 I/O Chip Select 16
32 n.c. 32 n.c.
33 AD_1 Address 1 33 AD_1 Address 1
34 Reserved Reserved 34 reserved Reserved
35 AD_0 Address 0 35 AD_0 Address 0
36 AD_2 Address 2 36 AD_2 Address 2
37 CS1_N Chip Select 1 37 CS1_N Chip Select 1
38 CS3_N Chip Select 3 38 CS3_N Chip Select 3
39 HDACT_N HD active 39 HDACT_N HD active
40 GND 40 GND
41 P5V +5V power supply
42 P5V +5V power supply
43 GND
44 reserved Reserved