LawrenceGrifMember since Feb 2014 • Last active Jun 2016
Most recent activity
@Gordon thanks for the heads up
Would that allow changing of TX power?
We use this to de-range a beacon to say only a few meters.
@Gordon v.intrested in BLE iBeacon any chance of support all Beacon types, Google Eddystone & altbeacon? Just starting to use these in projects.
@Gordon just checking at to the status of the [cheap board]? if/when it might ship.
I've joined opensensors.io and we got a education project which would be a very good fit as
Pico is unfortunately too expensive.
@Gordon any chance of having 2 uarts surfaced on pins? also am I right the stm32f091cc has a DAC unlike the pico?
I'm with @Gordon "The point of them would be to build them in to stuff, so you'd probably have a battery or power supply attached anyway" ...just what I want for my projects.
....Getting the correct values seems like magic to me!
Yes have spent weeks of my life tuning PID loops.
For most simple control we don't use the D term this is a reasonable into to the subject
http://www.csimn.com/CSI_pages/PIDforDummies.html and http://www.pidtuning.net/
Semtech and STMicroelectronics Collaborate to Scale LoRa® Technology to Meet High-Volume Demands of Internet of Things Applications
Regarding external SMA antennas
This what Numerus a French lora module manf. uses nice and compact 2.3dbi 14cm high
From Linx Technologies.
You can get from digi http://www.digikey.co.uk/product-search/en?keywords=ANT-868-CW-HWR-SMA
I believe libelium on their LoRa WASP mote use a "special 4.5 dBi antenna" by the same Manf.
This a pig ugly one multitech use 3.dbi 20 cm high
St Albans UK