25
External Circuit Design
Good Read LED Circuit
The circuit below is used to drive an external LED for indicating good read. The left part shows internal LED driver circuit on
the decoder board and the right part shows external circuit that users may utilize in actual application. The nGoodRead
signal is from PIN 10 of the 12-pin FPC connector.
Figure 4-6
Beeper Circuit
The circuit below is used to drive an external beeper. The left part shows internal beeper driver circuit on the decoder board
and the right part shows external circuit that users may utilize in actual application. The nBEEPER signal is from PIN 9 of
the 12-pin FPC connector.
Figure 4-7
Internal LED Driver Circuit
External Circuit
Internal Beeper Driver Circuit
External Circuit
Содержание NLS-EM2037 V4
Страница 1: ...NLS EM2037 V4 OEM Scan Engine Integration Guide...
Страница 4: ......
Страница 13: ...7 Mechanical Mounting Dimensions for the All in one Type Unit mm Front View Figure 2 2 Bottom View Figure 2 3...
Страница 14: ...8 Side View Figure 2 4 Mechanical Mounting Dimensions for the Imager Unit mm Front View Figure 2 5...
Страница 15: ...9 Top View Figure 2 6 Bottom View Figure 2 7 Side View Figure 2 8...
Страница 20: ...14 SR version Horizontal Vertical Figure 2 13...
Страница 21: ...15 HD version Horizontal Vertical Figure 2 14...
