IC-KP-B6*
Communication in "IVI-B6" mode
2
011-
08
21
Writing data
The previously sent commands and command parameters are repeated in word 0
as confirmation.
Word 1 contains status information, the execution counter and the number of the
assigned head.
Head number (K3 ... K1)
000b = head 1
001b = head 2
010b = head 3
011b = head 4
If "all" heads are addressed, the heads are read or written in succession in the
sequence 1, 2, 3 and 4.
Execution counter (A4 ... A1)
Head activity (H4 ... H1)
Bits H4 ... H1 are only used for the EW command in
Enhanced buffered write
operating mode. This means:
■
H(i) = 1 head detected as connected,
■
H(i) = 0 no head connected to this channel.
Status display (S4 ... S1)
Parameters S4 ... S1 define the general status and fault messages.
Word 0
Command, parameter and toggle flag mirrored
Bit no.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Description
B4
B3
B2
B1
DS 0
T2
T1
N4 N3 N2 N1 K3
K2
K1
T
Word 1
Status/execution counter/head number
Bit no.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Description
-
K3
K2
K1
A4
A3
A2
A1
H4 H3 H2 H1 S4
S3
S2
S1
Note!
The execution counter is reset when the command is executed and increases
every time new status words or data becomes available. The fields for the head
number, status and words 2 to 15 do not contain valid data if the counter indicates
0.
Status display S4 ... S1
3
2
1
0
Bit no.
S4
S3
S2
S1
Status
