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--- droidstar_mmdvm_based_m17_ht [2021/11/25 19:18]
nicolas
+++ droidstar_mmdvm_based_m17_ht [2021/11/25 23:13] (current)
nicolas
@@ Line 6: / Line 6: @@
 **This document is very much a work in progress, None of it is warranted as Correct, Accurate or Optimal.. Suggestions very welcome.**
-{{:wiki:m17droidtransceiver.jpg?350}}
+{{:wiki:m17droidtrx.jpg?350|}}
 ** Requirements **
@@ Line 14: / Line 14: @@
   *Generic Pi Hotspot Board or USB MMDVM HotSpot Board (Then no USB TTL adapter required)
   *Latest firmware loaded on the MMDVM HotSpot Board
-  *USB to TTL adapter board - I used a Silabs CP2102 board.
+  *USB to TTL adapter board - I used a Silabs CP2102 board
-  *Cable to connect the USB TTL board to the Pi Hotspot Board.
+  *Cable to connect the USB TTL board to the Pi Hotspot Board
   *USB On The Go (OTG) connection lead
@@ Line 30: / Line 30: @@
 Generic Pi Hotspot board. Boards with built in USB are also available.
-** Latest firmware loaded on the HotSpot Board (Pi 3b used here) **
+** Latest firmware loaded on the HotSpot Board (Pi 3b used) **
 Build and flash the latest Hotspot Firmware with M17 support, based on
@@ Line 86: / Line 86: @@
 </code>
-{{:wiki:flashing.png?400|}}
+{{:wiki:flashing.png?350|}}
 Hotspot board flashing in progress
@@ Line 92: / Line 92: @@
 ** USB to TTL adapter board **
-Using a Silabs CP2102 USB to TTL board (others could be used). This board has proved very reliable and provides a 3.3v output and 3.3 volt levels for the RX and TX. Beware some boards provide 5 volt RX and TX output, these risk damaging your Hotspot board.
+Using a Silabs CP2102 USB to TTL board (others could be used). This board has proved very reliable and provides a 3.3 Volt output and 3.3 Volt levels for the RX and TX. Beware some boards provide 5 Volt RX and TX output, these risk damaging your Hotspot board.
-** Cable to connect the USB TTL board to the Pi Hotspot Board. **
+{{:wiki:m17usbttlboard.jpg?400|}}
-Pi Header pin 6 for ground, pin 1 for 3.3V, and pin 8 for TX Data from the Pi, and pin 10 for RX Data into the Pi. [[https://www.theengineeringprojects.com/2021/03/what-is-raspberry-pi-zero-pinout-specs-projects-datasheet.html|Pi Header Spec]]
-Using CP2102 board - RX to RX, TX to TX
+** Cable to connect the USB TTL board to the Pi Hotspot Board. **
-The configuration of Android, USB OTG cable, USB TTL board connecting cable and Hotspot can be tested using a [[https://play.google.com/store/apps/details?id=de.kai_morich.serial_usb_terminal|Android USB Serial Terminal App]]. Set the baud rate to 115200 and send e0 03 00 hex. This is a basic version check command and should give similar output to this.
+Pi Header pin 6 for ground, pin 1 for 3.3 Volt, and pin 8 for TX Data from the Pi, and pin 10 for RX Data into the Pi. [[https://www.theengineeringprojects.com/2021/03/what-is-raspberry-pi-zero-pinout-specs-projects-datasheet.html|Pi Header Spec]] Note that some USB TTL boards may have RX and TX "Swapped"
-{{:wiki:m17serial_usb_terminal.png?400|Flashing}}
+{{:wiki:m17hotspotboard.jpg?400|}}
+** USB OTG lead **
-{{:wiki:m17usbttlboard.jpg?400|}}
+Connect the USB TTL board to your Android device.
-USB TTL board with cable connecting it to..
+** Basic Testing **
-{{:wiki:m17hotspotboard.jpg?400|}}
+The configuration of Android, USB OTG cable, USB TTL board connecting cable and Hotspot can be tested using a [[https://play.google.com/store/apps/details?id=de.kai_morich.serial_usb_terminal|Android USB Serial Terminal App]]. Set the baud rate to 115200 and send e0 03 00 hex. This is a basic version check command and should give similar output to this.
-The Hotspot board
+{{:wiki:m17serial_usb_terminal.png?350|}}
-** USB OTG lead **
-Connect the USB TTL board to your Android device.
-==== Running DroidStar M17 Tranceiver ====
+==== Running DroidStar M17 Transceiver ====
 TBA
@@ Line 126: / Line 122: @@
 ==== Optional - Build the DroidStar Software For Linux and Android ====
-Building DroidStar requires the Qt toolset and development environment, to build DroidStar Android the Android toolset, frameworks and NDK etc are also required.
+Building DroidStar requires the Qt toolset and development environmen. To build DroidStar Android the Android toolset, frameworks and NDK etc are also required.
 ** Qt Prerequsites **

ZBM2

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