Home Assistant ESPHome Window Monitor
Posted on 27th Oct 2021 13:19:48 in POE, Network, Home Assistant
Home Assistant window/door open closed monitor using a WT32-ETH01 with POE adapter with 42 GPIO's terminated into RJ45 sockets. The additional GPIO's are provided by 4 x MCP23008 I2C chips.
Linux RAID Management - replacing disks
Posted on 7th Jul 2021 11:04:46 in Linux RAID
I recently had a 3TB HDD fail in my linux server in RAID5 that had been online for 9.3 years. I have 5 3TB NetApp SATA disks that are only 3 years old that im going to cycle into the array to remove the older disks that will be kept as spares.
Building Digital Thermometer
Posted on 2nd Jul 2021 16:29:32 in IoT
Using an ESP8266 a LCD and a DS18B20 temperature sensor for the kitchen
IoT NodeMCU ESP8266
Posted on 1st Jul 2021 15:27:03 in IoT
I recently brought 3 of these NodeMCU dev kits for playing around with, building some remote sensors over WiFi. The options are huge with 10 GPIO pins to play with.
I2C - Sensors
PWM - Senors
1 wire - Sensors
GPIO - connect relays etc..
Covers off most sensors you would want to connect.
8 GPU Ethereum Mining Rig
Posted on 12th Mar 2023 07:01:23 in Mining, Cryptocurrency
Using 8 x Sapphire Nitro+ RX580s to build a Ethereum mining rig.
