MA104 Datasheet, PDF (24/32 Pages) Megawin Technology Co., Ltd – USB 2.0 low speed device.

7.2 Demo Board PCB Description
MA104 Datasheet
Version 1.02
Figure 7-2 Demo Board PCB
J2 : USB Cable.
UART : UART Interface.
S1 : Reset.
D1 : USBOK LED.
JP1 : Option, Disconnect USBOK pad to LED path.
J1 : Set VDD or VPH Pull High Voltage.
7.2.1 UART Interface
Figure 7-3 Demo Board UART Interface
VSS : VSS from USB host.
VDD : VBUS power from USB host.
TX : MA104 UART TX data output pad.
RX : MA104 UART RX data input pad.
USBOK : Indicate USBOK pass or fail. Low active.
VPH : UART TX/RX pull high resistor voltage input from backend device.
This document information is the intellectual property of Megawin Technology.
© Megawin Technology Co., Ltd. 2011 All right reserved.
QP-7300-03D
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