JeeLabs . net

2014-06-25

22:34 JeeLabs Café Support: Further thoughts on Li-Ion battery and photovoltaic charging

An AA size Li-Ion battery, as I remarked a couple of months ago, can be had with a capacity of 1200 mAh and goes to 4...

2014-05-22

08:23 JeeLabs Café Support: RE: SM Devices & Power Issues - and thoughts on TRVs/RCRVs

I find no insoluble problems working with SMD if I use a very small, but high power, thermostatically-controlled sold...

2014-04-27

14:43 JeeLabs Café Support: RE: Exactly what do I need to get going with a JeeNode Micro? Should I?

Thanks for that.
It receives noise. Signal strength –98 to –103.
Which suggests that it’s working fine and I need t...

13:59 JeeLabs Café Support: RE: Jeelink with RFM69CW

When I told ’em what I was doing they offered me one.
I’ve had it for just over a month.
I am uneasy about reprogra...

11:09 JeeLabs Café Support: RE: {Lack of] Progress Report - Help anyone?

To emulate an RFM69CW JeeNode I have connected an Arduino Pro Mini 3.3V 16MHz to an RFM69CW as follows (Pin numbers a...

2014-04-16

17:18 JeeLabs Café Support: RE: Connections to the RFM69CW

Power, ground, chip select and the three SPI pins are, indeed, clear.
[Vcc, GND, PB2, PB3/MOSI, PB4/MISO, and PB5/SCK...

14:20 JeeLabs Café Support: Resolved: Connections to the RFM69CW

Somewhere round here I’ve seen a diagram of the connections to an RFM69CW for using it with the RF12 Demo.
But I stu...

2014-04-15

23:02 JeeLabs Café Support: RE: Exactly what do I need to get going with a JeeNode Micro? Should I? STATUS REPORT

For experiment I now have a couple of 3.3V 16 MHz Arduino Pro Minis, a Jeelink V3 with RFM69CW, a handful of loose RF...

2014-04-06

14:27 JeeLabs Café Support: RE: Exactly what do I need to get going with a JeeNode Micro? Should I?

Thank you very much for the inputs. They gave me a lot of useful ideas and I have equipped myself with a Raspberry Pi...

2014-03-22

16:31 JeeLabs Café Support: RE: Exactly what do I need to get going with a JeeNode Micro? Should I?

I had already read http://jeelabs.org/2013/03/03/programming-the-jnu-v3-part-1/ - and all the rest of the series - bu...