User's Manual

Figures and tables
Table 1-1 General Specification.................................................................................................................................. 3
Table 1-2 Pin configuration......................................................................................................................................... 5
Table 1-3 Absolute Max Rating................................................................................................................................... 6
Table 1-4 DC Characteristics....................................................................................................................................... 6
Table 2-1 UART interface............................................................................................................................................7
Table 2-2 Power input..................................................................................................................................................8
Table 5-1 Certificates an d Approval.......................................................................................................................... 15
Fig. 1-1 Block diagram-An onboard antenna used......................................................................................................2
Fig. 1-2 Outline reference picture................................................................................................................................3
Fig. 1-3 Pin definition overview.................................................................................................................................. 5
Fig. 2-1 To use external MCU ................................................................................................................................... 6
Fig. 2-2 Reference design of GPIO pins......................................................................................................................7
Fig. 2-3 Referen ce design for external LED connection.............................................................................................7
Fig. 2-4 UART reference connection diagram............................................................................................................ 9
Fig. 2-5 Ref pic with onboard antenna........................................................................................................................ 9
Fig. 2-6 Dimensions...................................................................................................................................................10
Fig. 2-7 Clear space n eeded..................................................................................................................................... 11