Omron CJ1W-V680C11, User Manual

Page: 143 / 214

SECTIO
N
6
Communica
tions
T
ime
SECTION 6
Controlling the ID Sensor Unit
141
RFID System
User's Manual
Communications Time
RF Tag Communications Time
V680-HA63A, V680-HS @@ , V680-D1KP @@ , V680-H01-V2, and V680-D1KP @@
V680-HA63B, V680-HS @@ , and V680-D2KF @@/ V680S-D2KF @@
Note: When using a multi-access or FIFO communications specification, the Normal Mode
communications speed will be used even if the High-speed Mode is set.
RF Tag communications
speed Command Communications time
N: Number of processed bytes
Normal Mode Read T = 1.3N + 31
Write with verification T = 2.1N + 58
Write with no verification T = 1.8N + 56
High-speed Mode Read T = 1.0N + 29
Write with verification T = 1.8N + 51
Write with no verification T = 1.5N + 47
RF Tag communications
speed Command Communications time
N: Number of processed bytes
Normal Mode Read T = 1.2N + 30
Write with verification T = 2.4N + 49
Write with no verification T = 1.2N + 49
High-speed Mode (See
note.) Read T = 0.9N + 27
Write with verification T = 1.7N + 49
Write with no verification T = 0.9N + 41
Communications speed: Normal Mode
2,500
2,000
1,500
1,000
500
0 200 400
600
800 1,000
1,200
Communications speed: High-speed Mode
2,500
2,000
1,500
1,000
500
0 200 400
600
800 1,000
1,200
No. of bytes processed
Comm
unications time (ms)
Write with no verification
Read
Write with verification
Write with no verification
Read
No. of bytes processed
Comm
unications time (ms)
Write with verification
5,000
0
500 1,000 1,500 2,000 2,500
3,500
2,500
1,500
500
3,000
2,000
1,000
4,500
4,000
5,000
0
500 1,000 1,500 2,000 2,500
3,500
2,500
1,500
500
3,000
2,000
1,000
4,500
4,000
No. of bytes processed
Comm
unications time (ms)
Write with no verification
Read
Write with verification
Write with no verification
Read
No. of bytes processed
Comm
unications time (ms)
Write with verification
Communications speed: Normal Mode Communications speed: High-speed Mode