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Display Screen Options
The RF Wattmeter/Band Decoder supports standalone and remote monitoring via a serial data link.
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Headless - No local display. Data is output over a serial port for remote monitoring and control. The Desktop App in this project is an example. It covers all the features in a multi-threaded Python based app.
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Nextion LCD Touchscreen. A hardware serial connected intelligent display that offloads the graphics burden from the host CPU.
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Remoted Nextion display.
a. Using a serial extender the display may be placed in a remote location while the CPU stays near the multitude of inputs sources. The local display may use a OLED display, or none at all. b. I have prototyped a LoRA 9600bps wireless connection at 915Mhz. Only tested inside the house so far but should have sufficient range to work well outside some distance using small rubber duck antennas. I used a pair of transceivers that use a standard TTL serial port with a pair of control pins for some flow control. -
OLED display. Currently the SSD1306 based displays are supported. Connection is via I2C bus.