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5 Operation of scanner
The following cases demonstrate how a host operates an scanner quickly and easily.
5-1 Beep
①
Host sends a <BEL> (0x07) character.
②
After receiving <BEL> character, scanner returns a <BEL> character and an <ACK> (0x06)
character, and then Scanner beeps.
RXD
(Host TXD)
TXD
(Host RxD)
<BEL>
<BEL><ACK>
Figure 5-1 Beep timing
5-2 Request revision
①
Host sends a Firmware Version List command(0x16, 0x4D, 0x0D, 0x25, 0x25, 0x25, 0x56,
0x45, 0x52, 0x2E).
②
After receiving the command, scanner responds with firmware version.
RXD
(Host TXD)
TXD
(Host RXD)
REQUEST_REVISION
Firmware version
Figure 5-2 Request revision timing
5-3 Decode by pulling down pin TRIG
①
Host pulls down pin TRIG.
②
Then scanner turns on LED illumination and starts decode. The LED illumination will be turned off
if either Scan standby duration expires or scanner succeeds in decoding.
TRIG
LED illumination
Figure 5-3 Pull down pin TRIG and start decode timing
Содержание FS390
Страница 1: ...FS390 Fixed Image Scanner User Manual Version FS390_UM_EN_V1 1 1...
Страница 2: ......
Страница 6: ...iv...
Страница 8: ...vi...
Страница 19: ...11 3 Installation guide 3 1 Mounting Figure 3 1 Mounting diagram...
Страница 20: ...12 3 2 View of field Figure 3 2 View of fied horizontal...
Страница 21: ...13 Figure 3 2 View of fied vertical...
Страница 123: ...115 PDF417 12 890ab xyz MicroPDF417 0239 mdo QR code 1234567890ABCD XYZ Data Matrix 123890abc mdo...
Страница 124: ...116 Aztec Code 12345678901234567890 Han Xin Code 12345678901234567890...
Страница 125: ...117 Micro QR 0123456789MINDEO CodaBlock F Code 0123456789 GM Code 0123456789MINDEO...
Страница 127: ...119 14 Configuration alphanumeric entry barcode To finish parameter setting please scan the bar code below...