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ECB-865
ECB-865 User’s Manual 39
3.11.21 USB Connector (J13, J19)
Signal
PIN
CH2 CH1
Signal
NC 9 10 VCC2
GND 7 8 D2-
D1+ 5 6 D2+
D1- 3 4 GND
VCC1 1 2 NC
3.11.22 Signal Description – USB Connector (J13, J19)
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.
3.11.23 CPU Fan and System Fan Connector (J14, J25)
Signal PIN
GND 1
+12V 2
TAC 3
3.11.24 Fast & Standard IrDA Connector (J15)
Signal PIN
+5V 1
FIR 2
IRRX 3
GND 4
IRTX 5
Over Current Off 6