ID-04 Imager User’s Manual
A-17
Appendices
Polling Mode Data Flow Examples
Setup 1
Transfer 1
Transfer 2
Starting with a ‘RES’ ensures a clean transaction, without “leftovers” from the previous
transaction.
Error Condition 1
Address
0x01 (translates to) Poll Req @ ‘0x1C’, Unit Select @ ‘0x1D’
RES
0x04
REQ
0x05
STX
0x02
ETX
0x03
ACK
0x06
NAK
0x15
LRC
disabled
HOST_TX
‘RES’ ‘0x1D’ ‘REQ’ (Select Unit 1 to receive data)
IMAGER_TX
‘0x1D’ ‘ACK’ (Unit responds with its address)
HOST_TX
‘STX’ <T> ‘ETX’
IMAGER_TX
‘0x1D’ ‘ACK’ (Unit responds with its address)
HOST_TX
‘RES’ (Terminate Transfer 2)
HOST_TX
‘RES’ ‘0x1C’ ‘REQ’ (Poll Unit 1 for data)
IMAGER_TX
‘0x1C’ ‘STX’ <T/00000> ‘ETX’
HOST_TX
‘ACK’
IMAGER_TX
‘RES’ (Terminate Transfer 1)
HOST_TX
‘RES’ ‘0x1C’ ‘REQ’ (Poll Unit 1 for data)
IMAGER_TX
‘0x1C’ ‘STX’ <T/00000> ‘ETX’
HOST_TX
‘
Nothing
’ (Host should ‘ACK’ here)
timeout reached...
IMAGER_TX
‘REQ’ (Unit requests an ‘ACK’ again)
timeout reached...
IMAGER_TX
‘REQ’ (Unit requests an ‘ACK’ again)
timeout reached...
IMAGER_TX
‘REQ’ (Unit requests an ‘ACK’ again)
timeout reached...
IMAGER_TX
‘RES’ (Terminate Transfer 1, data is flushed)
Содержание ID-04
Страница 1: ...ID 04 Imager User s Manual ID 04 User s Manual ...
Страница 12: ...xii ID 04 Imager User s Manual Statement of RoHS Compliance ...
Страница 26: ...1 14 ID 04 Imager User s Manual Make Menu Changes and Save in di soric ID ...
Страница 44: ...2 18 ID 04 Imager User s Manual Using EZ Trax ...
Страница 76: ...3 32 ID 04 Imager User s Manual Postamble ...
Страница 94: ...4 18 ID 04 Imager User s Manual Additional Notes about Calibration ...
Страница 154: ...6 34 ID 04 Imager User s Manual Background Color ...
Страница 210: ...7 56 ID 04 Imager User s Manual Configuring EZ Trax Output ...
Страница 223: ...ID 04 Imager User s Manual 8 13 Symbol Quality will be output in the format you chose in the Preferences dialog ...
Страница 225: ...ID 04 Imager User s Manual 8 15 Symbol Quality Options 0 Disabled 1 Enabled ...
Страница 229: ...ID 04 Imager User s Manual 8 19 Symbol Quality will be output in the format you chose in the Preferences dialog ...
Страница 230: ...8 20 ID 04 Imager User s Manual di soric Symbol Quality Output by di soric ID ...
Страница 242: ...9 12 ID 04 Imager User s Manual ...
Страница 274: ...10 32 ID 04 Imager User s Manual Skew Correction ...
Страница 292: ...11 18 ID 04 Imager User s Manual Request All Configuration Database Settings ...
Страница 334: ...14 14 ID 04 Imager User s Manual Ordered Output Filter ...
Страница 368: ...A 34 ID 04 Imager User s Manual Glossary of Terms ...