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https://github.com/syssi/esphome-evse-wallbox

ESPHome component to monitor and control a EVSE wallbox
https://github.com/syssi/esphome-evse-wallbox

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Last synced: 2 months ago
JSON representation

ESPHome component to monitor and control a EVSE wallbox

Host: GitHub
URL: https://github.com/syssi/esphome-evse-wallbox
Owner: syssi
License: apache-2.0
Created: 2022-07-27T18:37:44.000Z (over 2 years ago)
Default Branch: main
Last Pushed: 2024-10-21T10:11:46.000Z (2 months ago)
Last Synced: 2024-10-25T13:46:17.315Z (2 months ago)
Topics: esphome, esphome-component, hacktoberfest
Language: C++
Homepage:
Size: 396 KB
Stars: 10
Watchers: 3
Forks: 1
Open Issues: 3
Metadata Files:
- Readme: README.md
- Funding: .github/FUNDING.yml
- License: LICENSE

Awesome Lists containing this project

README

# esphome-evse-wallbox

![GitHub actions](https://github.com/syssi/esphome-evse-wallbox/actions/workflows/ci.yaml/badge.svg)
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ESPHome component to monitor and control a EVSE wallbox via RS485 (Modbus).

## Supported devices

* EVSE Wallbox
* EVSE DIN

## Schematics

### EVSE DIN

```
┌──────── 5V
│┌───────────── GND
││┌──────────── RX (`tx_pin: GPIO4`)
│││┌─────────── TX (`rx_pin: GPIO5`)
││││┌──── GND
│││││┌─── 5V
││││││┌── MCLR
ooooooo
ooooooo
││││││└── 5V-12V
│││││└─── GND
││││└──── DRVEN
│││└───── TEST
││└────── REL
│└─────── RC2
└──────── +12V
```

See also [EVSE DIN schematics photo.](images/schematics-evse-din.png "EVSE DIN schematics")

## Installation

You can install this component with [ESPHome external components feature](https://esphome.io/components/external_components.html) like this:
```yaml
external_components:
- source: github://syssi/esphome-evse-wallbox@main
```

or just use the `esp32-example.yaml` as proof of concept:

```bash
# Install esphome
pip3 install esphome

# Clone this external component
git clone https://github.com/syssi/esphome-evse-wallbox.git
cd esphome-evse-wallbox

# Create a secrets.yaml containing some setup specific secrets
cat > secrets.yaml <