Operation Of Scanner; Beep; Request Revision; Decode By Pulling Down Pin Trig - Mindeo FS390 User Manual

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.

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.

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
Figure 5-1 Beep timing
Figure 5-2 Request revision timing
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