RTL8773B Motherboard User Guide
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·Copyright 2019 Realtek Semiconductor Corporation.
All Rights Reserved.
Bluetooth measurement
equipment
RX
TX
RF Cable
USB to UART converter
USB Cable
Figure 3-7 Converter for USB to UART
RTL8773B Motherboard defines the UART pin as shown in the table below:
Table 3-1 HCI UART Pin Define
PIN Name Interface
RX HCI UART RX
TX HCI UART TX
UART of RTL8773B Motherboard board is defined as below:
Figure 3-8 UART and RESET Button on RTL8773B Motherboard
Configure test environment step by step:
1. Connect an RF cable between IPEX connector on EVB board and Bluetooth
measurement equipment.
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