davidp11

@david-patel · Joined March 2025

Newcomer

Facility manager · hospitality · new to IoT

Topics: 8
Replies: 62
Points: 0

Newcomer10 points to Member

Topics Engaged In

Topics Replies Voices Last post

Solved Sensors on campus lamp posts with no wiring, can we power them wirelessly?

by davidp11 in Hermetry City · 6 replies

6 6 3 days, 3 hours ago by reddysi

Solved Switching Wi-Fi bulbs from a board Switch through my Pi, no vendor app

by wilsonmaker in Dashboards and widgets · 7 replies

7 6 3 weeks, 4 days ago by wilsonmaker

Solved Why doesn’t LoRaWAN mesh? Four sensors behind a steel warehouse never join

by skylern39 in LoRaWAN, NB-IoT and cellular · 7 replies

7 6 3 weeks, 5 days ago by skylern39

Solved Eight meters on 30 m of RS-485 at 9600 baud: do I need termination, or is it something else?

by owenn93 in Modbus, OPC UA and fieldbus · 5 replies

5 4 3 weeks, 6 days ago by tyler22

Solved Uno as an I2C slave sending floats to a Mega and taking commands back: values come out garbled

by wilsonmaker in Arduino · 5 replies

5 5 1 month ago by wilsonmaker

Solved Night-time bed-exit alert for a care home: which sensor, and how do I only alert between 22:00 and 06:00?

by lynchlab in Alarms and notifications · 8 replies

8 7 1 month, 1 week ago by lynchlab

Solved Python call to the latest-values endpoint hangs for two minutes on our Pi

by emily23 in REST API · 4 replies

4 4 1 month, 1 week ago by emily23

Solved Reading a 9-bit multidrop bus on a Pi gateway: can the UART even do that?

by brian17 in Gateways and edge · 6 replies

6 5 1 month, 1 week ago by brian17

Solved SX1276 in FSK mode: what AFC, AGC, RSSI and FEI do, and why my links fail on cold mornings

by fw_owen in Supported devices and hardware · 7 replies

7 7 1 month, 2 weeks ago by fw_owen

Solved Inverters on RS-485 and serial-radio sensors: what gets non-IP gear into Hermetry?

by carlosc76 in Gateways and edge · 7 replies

7 6 2 months, 3 weeks ago by carlosc76

Solved MCP3008 gives 0 or 1023 only: how do I prove SPI works on a Pi 3B+?

by jacksonmaker in Raspberry Pi · 8 replies

8 7 2 months, 4 weeks ago by jacksonmaker

Solved Pi 3 in a steel box on the shed keeps dropping off Wi-Fi: can I add an external antenna?

by aisha.maker in Supported devices and hardware · 4 replies

4 3 3 months ago by lynchlab

Solved Optocoupler plus high-side MOSFET into a 24 V PLC input only gives me 9 V

by ops_keisha in Modbus, OPC UA and fieldbus · 5 replies

5 4 3 months, 1 week ago by ops_keisha

Solved Can a Pi Zero get Ethernet through its mini-HDMI port (HEC) for a sensor node?

by lynchlab in Raspberry Pi · 6 replies

6 4 3 months, 1 week ago by lynchlab

Solved Plant manager question: what should stay on the edge and what can go to the cloud?

by smithops in Hermetry Edge · 6 replies

6 4 3 months, 2 weeks ago by emily30