17
17
english
The last byte can be arranged as a 2nd bit header through parametering (default).
Function Description
Output buffer, configuration and explanation
Bit No.
7
6
5
4
3
2
1
0
Subaddress
00
Hex
= Bit Header
CT
TI
HD
GR
AV
Bit Name
01
Hex
Command Designator
or
Data
02
Hex
Start Address (Low Byte) or Program No.
or
Data
03
Hex
Start Address (High Byte)
or
Data
04
Hex
No. of Bytes (Low Byte)
or
Data
05
Hex
No. of Bytes (High Byte)
or
Data
06
Hex
Data
...
Data
Last Byte
2nd Bit Header (as above)
or
Data
Sub-
Bit
Meaning
Function Description
address
Name
00
Hex
CT
Data carrier type Select Data carrier type:
for Data carrier type:
Bit Header
0
32 Byte block size
BIS C-1_ _-02, -03, -04, -05
1
64 Byte block size
BIS C-1_ _-10, -11, -30
TI
Toggle-Bit In
Shows during a read action that the controller is ready
for additional data.
HD
Head select
for Head 1
for Head 2
0
Select Head 1.1
Select Head 2.1
1
Select Head 1.2
Select Head 2.2
(only in conjunction with Adapter 655)
(continued next )
Configuration of the
output buffer for one
(1) read/write head
Description of
Output Buffer
Please note the
basic procedure on
14 and 29...35
and the examples on
pages
36...53.
C60_2-019_818217_0806-e.p65
18
english
18
Function Description
Output buffer, configuration and explanation
Sub-
Bit
Meaning
Function Description
address
Name
00
Hex
GR
Ground state
Causes the BIS system to go to the ground state
Bit Header
for the respective read/write head.
Any pending command is cancelled.
AV
Command
Signals the identification system that a command
for the respective read/write head is present.
Sub-
Meaning
Function Description
address
01
Hex
Command designator
00
Hex
No command present
01
Hex
Read Data carrier
02
Hex
Write to Data carrier
06
H
EX
Store program in the EEPROM for the Mixed Data Access
function
07
H
E X
Store the start address for the Auto-Read function in the
EEPROM
11
H
E X
Copying from Head 1 to Head 2
12
H
E X
Initialize the CRC_16 data check
21
H
EX
Read for Mixed Data Access function
(corresponding to the program stored in the EEPROM)
22
H
EX
Write for Mixed Data Access function
(corresponding to the program stored in the EEPROM)
or
Data
for writing to the Data carrier
or
Program data
for writing to the EEPROM.
(continued next )
Description of
Output Buffer
(continued)
Please note the
basic procedure on
14 and 29...35
and the examples on
pages
36...53.
