====== Expandable DIN module ======
[[din-module|<- Back to comparison]] \\ \\
{{https://remoteqth.com/img/wiki-din-module-exp.png}}

===== Interfaces =====
| Front view | pinout |
| {{https://remoteqth.com/img/wiki-din-module-SB-15.png}} | 1 - **11-13.8V / 1A max** DC PWR input \\ 2 - GND |
| {{https://remoteqth.com/img/wiki-din-module-SB-04.png}} | 2x JST 1-wire for DS18B20 thesrnistor \\ **1 -** +3,3V  / max 500mA \\ **2 -** 1-wire bus (Gpio15) \\ **3 -** GND|
| {{https://remoteqth.com/img/wiki-din-module-SB-02.png}} | **2 - RS485-A \\ 1 - RS485-B** |
| Four LEDs | RED -** fail fuse** \\ GRN -** ETH 100M** \\ GRN -** ETH ACT** \\ GRN -** Power** |
| {{https://remoteqth.com/img/wiki-din-module-SB-06.png}} | **USB-C serial** \\ +5V VBUS \\ **SBU1 -** 3V3 Gpio33 (I2C SDA) \\ **SBU2 -** 3V3 Gpio32 (I2C SCL) |
| {{https://remoteqth.com/img/wiki-din-module-SB-05.png}} | **1,2,3,6 -** Ethernet \\ **4+5 -** POE DC power input 12-24V/max 1A, any polarity \\ **7+8 -** POE DC power input 12-24V/max 1A, any polarity \\ Green LED - 100M \\ Yelow LED - ACT |
| GPIO |  |

===== BOM =====

| 1x | {{https://remoteqth.com/img/wiki-din-module-SB-16.png?100}} \\ **DC Power connector 5,5/2,1mm** | [[https://www.tme.eu/cz/details/pc-2.1_5.5-14/konektory-dc/changzhou-dahua-imp-and-exp-group-co/vg18013a/]] |
| 2x | {{https://remoteqth.com/img/wiki-din-module-SB-10.png?100}} \\ **DS18B20 with JST conector** | [[https://www.laskakit.cz/en/dallas-ds18b20-digitalni-vodotesne-cidlo-teploty-3m/]] |
| 1x | {{https://remoteqth.com/img/wiki-din-module-SB-09.png?100}} **RS485 connector** | [[https://www.tme.eu/cz/details/tj0231530000g/rozpojitelne-svorkovnice/amphenol-anytek/]] |
| 2x | {{https://remoteqth.com/img/wiki-din-module-SB-12.png?100}} **M3x10mm** | [[https://www.tme.eu/cz/details/b3x10_bn2844/srouby/bossard/1489380/]] |
| 1x | {{https://remoteqth.com/img/wiki-din-module-SB-13.png?100}} **1A fuse** | [[https://www.tme.eu/cz/details/0218001.txp/pojistky-5x20mm-zpozdene/littelfuse/]] |
| 30g | {{https://remoteqth.com/img/wiki-din-module-SB-14.png?100}} **fillament PETG-V0** \\ [[https://iq.ul.com/ul/cert.aspx?ULID=104636411|UL94-V0 UL certificate IEC 60695-11-10]] | [[https://www.prusa3d.com/cs/produkt/prusament-petg-v0-natural-1kg/]] |
| 1x | 3D print model | [[https://www.printables.com/model/1386414-arduino-esp32-ethernet-din-module]] |

===== Firmware =====
[[https://github.com/ok1hra/eth-din-dev-kit|GitHub]]\\