From a4c40ba682acc3ed1808d5a170ddae4114740a39 Mon Sep 17 00:00:00 2001 From: Bdale Garbee Date: Sat, 21 Nov 2020 11:22:01 -0700 Subject: [PATCH] doc: add documentation on how to re-flash a TeleMini v3 over USB --- doc/updating-firmware.inc | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/doc/updating-firmware.inc b/doc/updating-firmware.inc index b9216a22..e2e1388a 100644 --- a/doc/updating-firmware.inc +++ b/doc/updating-firmware.inc @@ -17,6 +17,15 @@ you have before trying to reprogram them. endif::telemega[] + TeleMini v3 can be updated directly over USB, but has no USB connector + on the board. Instead, the USB signals are present on a row of 6 + holes adjacent to the copyright assertion in the silk screen. Thus, + updating firmware on TeleMini v3 requires making up a special cable, + after which you can treat it just like TeleMetrum or TeleMega. Many + USB cables seem to follow the color code of red is +5V, black is GND, + green is USB +, and white is USB -. On TeleMini v3, pin 3 which has + a square copper pad is ground, pin 1 is USB -, and pin 2 is USB +. + You may wish to begin by ensuring you have current firmware images. These are distributed as part of the AltOS software bundle that also includes the AltosUI ground station program. @@ -28,7 +37,7 @@ ifdef::telemega[] - === Updating TeleMega, TeleMetrum v2 or newer, EasyMega, EasyMini, TeleDongle v3 or TeleBT v3 Firmware + === Updating TeleMega, TeleMetrum v2 or newer, TeleMini v3, EasyMega, EasyMini, TeleDongle v3 or TeleBT v3 Firmware endif::telemega[] ifndef::telemega[] @@ -44,7 +53,8 @@ the target device. Power up the device. . Using a Micro USB cable, connect the target device to your - computer's USB socket. + computer's USB socket. If the target is a TeleMini v3, + make up and attach a special USB cable. . Run AltosUI, and select 'Flash Image' from the File menu. -- 2.30.2