JUKI AMS-221EN Series Engineer's Manual page 120

[Sewing Machine Driving Status Diagram of the Port I/O]
49: Needle upper position
50: Needle lower position
51: Needle upper dead point position
52: Needle lower dead point position
53: Thread trimming signal
54: During rotation
55: Sewing machine brake
102: Sewing machine start
103: Sewing machine stop
Intermediate presser lowering
[Check Program Status Diagram of the Port I/O]
Sewing machine check
program SW ON
57: Setting condition
73: Check program state
74: Presser SW input effective
75: Start SW input effective
102: Sewing machine start
103: Sewing machine stop
104: Jump feed start
106: Total presser lowering
107: Total presser lifting
49: Presser SW input prohibited
50: Start SW input prohibited
51: Sewing start wait
52: XY driving wait
53: Sewing machine start wait
54: Sewing machine stop wait
55: Feeding frame lift/lower wait
XY check program SW ON
Ready SW ON
Reset SW ON
Start SW ON
Presser thread trimming check program SW ON
Needle thread clamp check program SW ON
Start SW ON
– 116 –
50ms
120ms
120ms
20ms
Wiper driving
Intermediate presser lifting
Intermediate presser check
program SW
Output check program SW ON
Start SW ON