Kontron KTAM3874-pITX - Manual (Page 33)

KTD-S0051-D Page 29 PCI Express® Interface
KTAM3874/pITX User's Guide
For USB modem functionality an additional SIM card socket is available on connector J902 (8 pins).
Header Pin Signal Description Type
1 USIM_VCC 1) USIM power PWR
2 USIM_RST USIM reset I
3 USIM_CLK USIM clock I
4 USIM_USB+ USIM USB (positive) DSIO
5 GND Ground PWR
6 USIM_VPP 1) USIM progr. voltage PWR
7 USIM_IO USIM data IO
1
8 USIM_USB- USIM USB (negative) DSIO
Note: 1) To protect the external power lines of peripheral devices make sure that
- the wires have the right diameter to withstand the maximum available current.
- to enclosure of the peripheral device fulfills the fire-protecting conditions of IEC/EN 60950.