Newland EM2037-V4 Integration Manual page 6

Power Supply ................................................................................................................................................................. 17
Ripple Noise ................................................................................................................................................................... 17
DC Characteristics ......................................................................................................................................................... 17
Operating Voltage / Current ................................................................................................................................... 17
I/O Voltage ............................................................................................................................................................. 18
Timing Sequence ............................................................................................................................................................ 18
Power Up and Power Down Timing Sequence ...................................................................................................... 18
Chapter 4 Interfaces ................................................................................................................................................................... 19
Interface Pinouts ............................................................................................................................................................ 19
12-pin FPC Connector ........................................................................................................................................... 20
5-pin Box Connector .............................................................................................................................................. 21
Connector/Cable Specifications (Unit: mm) .................................................................................................................... 21
12-pin FPC Connector ........................................................................................................................................... 21
5-pin Box Connector .............................................................................................................................................. 22
12-pin FFC Cable ................................................................................................................................................... 23
5-pin USB Female .................................................................................................................................................. 24
External Circuit Design ................................................................................................................................................... 25
Good Read LED Circuit ......................................................................................................................................... 25
Beeper Circuit ........................................................................................................................................................ 25
Trigger Circuit......................................................................................................................................................... 26
Power On LED Circuit ............................................................................................................................................ 26
Chapter 5 Auxiliary Tools ........................................................................................................................................................... 27
EVK ................................................................................................................................................................................ 27
EasySet .......................................................................................................................................................................... 27