Document:
SHARKY - User’s Guide
2020/07/20
4.2. Sharky Pro Module
*
JK and JL rows are present only in Sharky Pro Chip Antenna
JH4 is antenna connection on Sharky Pro no Antenna
Figure 9. Sharky Pro Module Pinout from top of module
Doc: UG_MDX-STWBx, Rev 1.6
pag. 23 of 57