CHAPTER 3 – SPECIFICATIONS
SocketModem EV-DO MTSMC-EV3 Device Guide
12
Pin and Function
MI-IP/GP
IP/GP
Serial only
USB only
J24 Reset
x
x
x
x
J25 USB_VBUS
x
x
J26 GND
x
x
x
x
J27 USB_DP
x
x
J28 USB_DN
x
x
J33 -RTS
x
x
x
J34 -RXD
x
x
x
J35 -TXD
x
x
x
J36 -RI
x
x
x
J37 -DSR
x
x
x
J38 -CTS
x
x
x
J39 -DCD
x
x
x
J40 -DTR
x
x
x
J41 GND
x
x
x
x
J48 GPIO
x
J49 GPIO
x
J50 GPIO
x
J51 GPIO
x
J58 -LED LINK
x
x
J61 VCC
x
x
x
x
J63 GND
x
x
x
x