Balluff BIS M-4 007 S115-Serie Handbuch Seite 80

Telegram example
for 25:
Read from Data
carrier
with block check (BCC)
Telegram example
for 25:
Write to Data carrier
with block check (BCC)
26 english
Programming Information
Read from Data carrier:
The host sends
Address of first byte to read
Number of bytes to read
The BIS processor acknowledges with
The host gives the start command
The BIS processor provides the data
from the data carrier
Write to Data carrier:
The host system sends
The BIS processor acknowledges with
The host sends the data
The BIS processor acknowledges with
The 'R' and 'W' commands represent a subtype of the 'L' and 'P' commands.
Values inside apostrophes represent the respective character(s) in ASCII code.
-> Read 10 bytes starting at address 50.
'R 0 0 5 0 0 0 1 0 V'
<ACK> '0'
<STX>
1 2 3 4 5 6 7 8 9 0 'SOH' BCC (01
-> Write 5 bytes starting at address 100.
'W 0 1 0 0 0 0 0 5 S'
<ACK> '0'
<STX> 1 2 3 4 5
<ACK> '0'
BCC (56 )
Hex
)
Hex
BCC (53 )
Hex
'3' BCC (33 )
Hex