Differences

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--- danis_node [2025/09/24 23:40] – created river
+++ danis_node [2025/09/25 00:32] (current) – river
@@ Line 9: / Line 9: @@
 Flashing can be done by dragging a ''.uf2'' file to the drive that appears on USB connection. However, this did not work for me initially. Bootloader was version ''0.6.0''. I upgraded this to ''0.9.2'' and then the latest meshtastic image was recognised and programmed.
+==== Bootloader ====
+Bootloader can be updated with serial dfu tool from adafruit, or by copying these files to the USB drive in this order:
+  * https://github.com/adafruit/Adafruit_nRF52_Bootloader/releases/download/0.9.2/nice_nano_bootloader-0.9.2_s140_6.1.1.hex
+  * https://github.com/adafruit/Adafruit_nRF52_Bootloader/releases/download/0.9.2/update-nice_nano_bootloader-0.9.2_nosd.uf2
 ===== Meshtastic =====
@@ Line 16: / Line 23: @@
 ===== Power =====
-I have measured when running meshtastic, LEDs disabled, not transmitting.
+I measured when running meshtastic 2.6.11 from supplied image, LEDs disabled, not transmitting.
+I think I used a different nRF board from the one Dani supplied. They look very similar, but this one says C3 on the aerial chip.
 Supplied on battery terminals:
@@ Line 24: / Line 33: @@
 .3V to 3.3V pin on board: 8.6 mA.
-Current draw reduces by about 600uA from these numbers when connected to phone by bluetooth, which happened about 35 seconds after power on.
+V supplied on USB port:
+.55mA or 10.05mA, with bluetooth connected or not respectively. Blue LED flashes rapidly.
+.3V on USB port:
+.49mA. Same with bluetooth connected. LED not flashing.
+Current draw reduces by about 600uA from these numbers when connected to phone by bluetooth, which happened about 35 seconds after power on.