Owner manual

Guilin Feiyu Electronic Technology Co., Ltd
Guilin Feiyu Electronic Technology Co., Ltd http://www.feiyudz.cn E-mail: [e-mail] Page 6
Data Radio interface
FY-DoS:
The UART pin interfaces consist of: GND, power 5V , TX1, RX1.
The characteristics as follows:
Baud Rate: 19200
Data bits: 8
Stop Bits: 1
Parity: None
Interface Features: TTL level
This pin interfaces connects to the Data Radio, PC computer serial port or OSD module.
You can set DoS&41AP control parameters and upgrade DoS&41AP firmware through
this interface. For the firmware upgrade,please refer to the firmware update operation
manul.
FY-41AP:
 UART1 module interface：
GND
VCC
UART1-TXD
UART1-RXD
This interface connects to the data radio, PC computer serial port to do the firmware
upgrade for FY-41AP control module.
 UART1-TXD：TX port.
 UART1-RXD：TX port.
 VCC： +5V output port.
 GND： GND output port.
Attention:FY-41AP UART2 interface instructions:
 UART2 module interface：
GND
VCC
UART2-TXD
UART2-RXD
This interface connects to the PC computer serial port to do the firmware upgrade
for FY-41AP OSD module.
 VCC： +5V output port.
 GND： GND output port.
 UART2-TXD：TX port.
 UART2-RXD：TX port.