
Messenger
nickzentmayer/Messenger
This is a repository of hardware and software for a SX1262 radio based messageing device I made. This device supports a messaging protocol named Hermes that I created with insperation from protocols like TCP.

Kermunääb is an open-source printed circuit board by deffener, from the deffener/kermuboard repository on GitHub, published under the GPL-3.0 licence. It is a 2-layer board of 148.8 × 106.3 mm with 143 parts on 129 nets, routed with 603 tracks and 1 via.
It is built around the MCL4148. Its parts include 66 diodes, 66 switches, 3 ICs and 2 connectors. It belongs with the AVR (ATmega, ATtiny) boards of this library.
== Kermuboard ==
| Qty | Value | Footprint | References |
|---|---|---|---|
| 66 | MCL4148 | Diode_SMD:D_MicroMELF | D1, D2, D10, D11, D12, D13, D14, D15, D16, D17, D18, D19, D20, D21, D22, D23 +50 |
| 50 | SW_SPST | PCM_Switch_Keyboard_Cherry_MX:SW_Cherry_MX_PCB_1.00u | SW2, SW10, SW11, SW12, SW13, SW14, SW17, SW18, SW19, SW20, SW21, SW22, SW23, SW24, SW25, SW26 +34 |
| 5 | SW_SPST | PCM_Switch_Keyboard_Cherry_MX:SW_Cherry_MX_PCB_1.25u | SW43, SW62, SW63, SW64, SW65 |
| 4 | SW_SPST | PCM_Switch_Keyboard_Cherry_MX:SW_Cherry_MX_PCB_1.75u | SW30, SW56, SW60, SW61 |
| 3 | SW_SPST | PCM_Switch_Keyboard_Cherry_MX:SW_Cherry_MX_PCB_1.50u | SW16, SW57, SW59 |
| 2 | Stabilizer_Cherry_MX_2.00u | PCM_Mounting_Keyboard_Stabilizer:Stabilizer_Cherry_MX_2.00u | ST15, ST29 |
| 2 | Stabilizer_Cherry_MX_3.00u | PCM_Mounting_Keyboard_Stabilizer:Stabilizer_Cherry_MX_3.00u | ST60, ST61 |
| 2 | ~ | nice-nano-kicad:nice_nanov2_noextras | U3, U4 |
| 1 | Conn_01x02_Pin | Connector_JST:JST_XH_S2B-XH-A-1_1x02_P2.50mm_Horizontal | J2 |
| 1 | Conn_01x05 | Connector_PinSocket_2.54mm:PinSocket_1x05_P2.54mm_Horizontal | J1 |
| 1 | ProMicro | promicro:ProMicro | U2 |
| 1 | RotaryEncoder_Switch | Rotary_Encoder:RotaryEncoder_Alps_EC11E-Switch_Vertical_H20mm | SW1 |
| 1 | SW_SPST | PCM_Switch_Keyboard_Cherry_MX:SW_Cherry_MX_PCB | SW30A1 |
| 1 | SW_SPST | PCM_Switch_Keyboard_Cherry_MX:SW_Cherry_MX_PCB_2.00u | SW15 |
| 1 | SW_SPST | PCM_Switch_Keyboard_Cherry_MX:SW_Cherry_MX_PCB_ISOEnter | SW29 |
The 141 most common of 143 parts.
It measures 148.8 × 106.3 mm and has 2 copper layers, 1.6 mm thick.
143 parts, built around the MCL4148. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
From the deffener/kermuboard repository on GitHub, at the commit this page was made from: the board is kermunääb.kicad_pcb and its schematic kermunääb.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Its repository publishes it under the GPL-3.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).

nickzentmayer/Messenger
This is a repository of hardware and software for a SX1262 radio based messageing device I made. This device supports a messaging protocol named Hermes that I created with insperation from protocols like TCP.

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