Cheetah KAC Camera User Manual | Camera Link (CLF) Interface
October 1, 2019
Page
37
of
135
Rev 7.2
57
04
10
11
22
33
44
06
Rx
Tx
Wr_Cmd
Addr
Data
Ack
Figure 25: Normal write cycle.
Write Not-acknowledge (2 Bytes): <Nac> <
Error Code
>
1
st
byte: 0x15 (Not-acknowledge)
2
nd
byte:
<
XX
>
(Nac Error Code. See Error Code Description section)
47
04
10
11
22
15
Rx
Tx
Cmd
Nak
01
Invalid Cmd
These characters are dropped
33
44
* * * *
All subsequent Rx characters are
dropped until the receipt of a valid
( 52 or 57 ) command
* * * *
Figure 26: Invalid command error.
Tx
57
04
10
11
22
15
Rx
Wr_Cmd
Addr
Nak
02
Timeout
t=0
t=100 mS
33
44
These characters
are dropped
* * * *
* * * *
All subsequent Rx characters are
dropped until the receipt of a valid
( 52 or 57 ) command
Figure 27: Rx timeout error.
Example
: Write to register address 0x0410, data value = 0x11223344:
Camera Write Command:
<0x57>
<04> <10>
<11> <22> <33> <44>
