Usb Interface Circuit; Rs232C Interface Circuit - Brother QL-1060N Service Manual

2.3.9

USB Interface Circuit

The CPU of QL-1060N is connected with a PC using the USB cable via U14 and CN1.
U14 and CPU (U12) establishes bus connection with 8-bits to send and receive the data.
2.3.10

RS232C Interface Circuit

The CPU of QL-1060N is connected with a PC using the RS232C cable via U11 and CN3.
U11 and CPU (U12) send and receive the data through the serial port.
Fig. 2.3-12 USB Interface Circuit
Fig. 2.3-13 RS232C Interface Circuit
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