Pin
Signal
Volt
1(red)
NC
—
2(black)
RX
+3.3V
3(black)
TX
+3.3V
4(black)
CTS
+3.3V
5(black)
RTS
+3.3V
6(black)
GND
GND
Pin
Signal
Volt
1
NC
—
2(black)
RX
+3.3V
3(black)
TX
+3.3V
4(black)
GND
GND
Pin
Signal
Volt
1(red)
BAT+
7-35V
2(red)
BAT+
7-35V
3(black)
BAT-
GND
4(black)
BAT-
GND
Sample Wiring Diagram Note that the above Diagram shows RTK connection, but the telemetry connections apply to normal GPS as well. Point to Multipoint Connection Using Microhard Radio Telemetry Radio Setup First, Select one of the Radios as the Master, and the other Radios as the Remote. Use the Pico configurator to set the Master […]
Power Port (4-position JST-GH) The input Voltage range is 7-35 VDC. The Radio must be powered by this Power Port. Please connect to a power supply when in use and during configuration. Config Button Holding this button while powering-up the radio will boot the unit into COMMAND mode: the default serial interface will be active […]
Specification P900P840P400-C1SFrequency Range902 to 928 MHz840 to 845 MHz410 to 480 MHzTransmit Power (Software Adjustable)100mW to 1W (20-30dBm) 100mW to 1W (20-30dBm) 100mW to 1W (20-30dBm) Link RateUp to 276 kbpsUp to 345 kbpsUp to 345 kbpsSerial Baud RateUp to 230.4kbps asynchronous300 bps to 230 kbps300 bps to 230 kbpsSpreading MethodFrequency Hopping Spread Spectrum (FHSS)Frequency […]
AAMicrohard Radio have 6 status LEDs, there are three blue, two orange and one green LEDs. The meaning of the different LEDs are: Power LED(green) This LED will illuminate when the Radio is connected to a power source (7-35VDC). TX LED (orange) When illuminated, this LED indicates that the Radio is transmitting data over the […]
AAHolybro Microhard Radio have been configured to Point to Point Operating Mode and 57600 Serial Baud Rate in factory. Using these parameters, the Radio can communicates successfully with the Pixhawk series flight controller. After Firmware Update or resetting the Radio, you can re-config them as following.In Point to Point operating modes, there must be a […]