Search found 4 matches
- 15 Jul 2019 20:25
- Forum: Z-Uno
- Topic: z-uno module stops working when USB is not connected
- Replies: 5
- Views: 6888
Re: z-uno module stops working when USB is not connected
The same problem observed. When USB_DM is pulled up to +3.3V (after the programming!) by 10kOhm resistor the sketch works properly.
- 14 Oct 2016 18:43
- Forum: Z-Uno
- Topic: Z-Uno - negative temperature value from DS18B20
- Replies: 12
- Views: 14332
Re: Z-Uno - negative temperature value from DS18B20
Hi P0lyg0n1, This is just to confirm the problem is solved. Thank you! I didn't realize it immediately as there was another error to fix in the sketch. Now, after editing the library file according to your advice, temperature readings are restoring in 15-20 seconds, without Z-Uno reset. Thanks to ev...
- 09 Oct 2016 10:44
- Forum: Z-Uno
- Topic: Z-Uno - negative temperature value from DS18B20
- Replies: 12
- Views: 14332
Re: Z-Uno - negative temperature value from DS18B20
Hi p0lyg0n1. Thank you for your detailed explanation. However this is not case as in the original example, used by me, the device is not defined as a battery supplied. The problem exists even in case of: ZUNO_SETUP_SLEEPING_MODE(ZUNO_SLEEPING_MODE_ALWAYS_AWAKE); Does anybody else tried this example....
- 07 Oct 2016 14:50
- Forum: Z-Uno
- Topic: Z-Uno - negative temperature value from DS18B20
- Replies: 12
- Views: 14332
Z-Uno - negative temperature value from DS18B20
After switching Z-Uno power supply Off for about 10 sec and the switching it back ON, the temperature readings from 1-WIRE temperature sensor DS18B20 are going to -327 Deg. The problem exists even with the example sketch for 1-WIRE temperature sensor, posted on Z-Uno web site. I found this value is ...