User's Manual

5
2. Module Interfaces
2.1 HMS101 Dimensions
HMS101 dimensions: 20mm(W)*33.2mm(L)*3.5mm(H)
Figure 1 shows the HMS101 dimensions.
Figure 1 HMS101 dimensions
2.2 Pin Definition
This Table 1 describes the interface pins .
NO.
Symbol
I/O Type
Function
1
Gnd
P
Power supply reference ground pin
2
NC
I
Null pin, no internal connection
3
P1.5
I/O
RESERVED, P1.5, which is connected to P1.5 on