Peripheral Devices
9836 3521 01
537
8.13.4.2 Siemens 3964R
Two types of commands are used:
A-telegram for writing data to PowerMACS
E-telegram for reading data from PowerMACS
Checksum is calculated as XOR for all bytes from the first byte after STX up until and including ETX.
Reading 5 integers at address 500
Writing 5 integers at address 0
XD
PM
Comment
XD
PM
Comment
0x02
STX
0x02
STX
0x10
DLE
0x10
DLE
0x00
*
0x00
*
0x00
*
0x00
*
0x45
„E‟
0x41
„A‟
0x44
„D‟
0x44
„D‟
0x01
Address, MSB
0x00
Address, MSB
0xF4
Address, LSB
0x00
Address, LSB
0x00
Size in words, MSB
0x00
Size in words, MSB
0x05
Size in words, LSB
0x05
Size in words, LSB
0x00
*
0x00
*
0x00
*
0x00
*
0x10
DLE
xx
Data,
0x03
ETX
:
5 x (MSB+LSB)
0xE2
Checksum
0x10
DLE
0x10
DLE
0x03
ETX
xx
Checksum
0x02
STX
0x10
DLE
0x10
DLE
0x00
0x02
STX
0x00
0x10
DLE
0x00
0x00
0x00
Error number
0x00
xx
Data
0x00
:
5 x (MSB-LSB)
0x00
Error number
0x10
DLE
0x10
DLE
0x03
ETX
0x03
ETX
xx
Checksum
0x13
Checksum
0x10
DLE
0x10
DLE
Summary of Contents for PowerMACS 4000
Page 2: ......
Page 46: ...System Architecture 46 9836 3521 01...
Page 267: ...Tightening 9836 3521 01 267...
Page 400: ...Tightening 400 9836 3521 01...
Page 486: ...Peripheral Devices 486 9836 3521 01...
Page 622: ...Peripheral Devices 622 9836 3521 01...
Page 664: ...References 664 9836 3521 01...
Page 668: ...9836 3521 01 2010 11 Edition 10 3 0 www atlascopco com...