22
Sleep Mode LED Circuit
The circuit below is used to drive an external LED for indicating that the engine is in sleep mode. The left
part shows internal Sleep Mode LED driver circuit on the decoder board and the right part shows external
circuit that users may utilize in actual application. The PWRDWN signal is from Pin 8 of the 12-pin FPC
connector.
Users can adjust the external circuit and its function as per actual needs, on condition that the external
circuit matches the internal circuit.
Fig. 4-6
Internal LED Driver Circuit
External Circuit
Summary of Contents for EM2039 Series
Page 1: ...EM2039 Series OEM Scan Engine Integration Guide ...
Page 3: ...Revision History Version Description Date V1 0 0 Initial release May 21 2013 ...
Page 6: ......
Page 13: ...7 Illumination Aiming Fig 2 3 Fig 2 4 ...
Page 16: ...10 Bottom View Fig 2 8 Top View Fig 2 9 ...
Page 17: ...11 Imager Discrete Type unit mm Front View Fig 2 10 Bottom View Fig 2 11 Top View Fig 2 12 ...
Page 18: ...12 Right View Fig 2 13 Decoder Board Discrete Type unit mm Front View Fig 2 14 ...