ECM-3612

2.3.23USB Connector (USB1)

 

Signal

 

PIN

 

PIN

 

Signal

 

VCC1

 

1

 

2

 

 

GND

 

 

 

 

 

 

 

 

 

 

D1-

3

4

 

 

GND

 

 

 

 

 

 

 

 

D1+

 

5

 

6

 

 

D2+

 

 

 

 

 

 

 

 

 

 

GND

7

8

 

 

D2-

 

 

 

 

 

 

 

 

GND

 

9

 

10

 

 

VCC2

 

 

 

 

 

 

 

 

 

2.3.23.1 Signal Description – USB Connector (USB1)

 

Signal

 

Signal Description

 

D1+ / D1-

 

 

Differential bi-directional data signal for USB channel 0. Clock is transmitted

 

 

 

 

along with the data using NRZI encoding. The signalling bit rate is up to 12 Mbs.

 

 

 

 

 

 

 

D2+ / D2-

 

Differential bi-directional data signal for USB channel 1. Clock is transmitted

 

 

along with the data using NRZI encoding. The signalling bit rate is up to 12 Mbs.

 

 

 

 

 

 

 

 

 

VCC

 

5 V DC supply for external devices. Maximum load according to USB standard.

 

 

 

 

 

 

52 ECM-3612 User’s Manual