Airoha Technology Corp. AB1122 Manual Do Utilizador
AB1122_V0.3
2
Environment Setup
2.1
Hardware Setup
An UART interface is used for PC-to-DUT connection. User may also use an USB-to-UART adaptor at PC
side and then connect to DUT side. A reference connection diagram is shown in figure 2-1.
Figure 2-1
If an USB-to-UART adaptor made by Airoha is used (as in Figure 2-2), the J1 connector (to DUT) pin
definition is shown in Figure 2-3. The VCC selection on JP12 should be set to +3.3V (with a jumper).
BT Device
Spectrum Analyzer
Adapter board
(USB to RS232)
Signal Generator
or