Shifr (ШИФР) is a compact wireless mechanical keyboard featuring only 40 switches.
The exclusive use of through-hole components simplifies assembly and contributes to its rugged DIY aesthetic.
| Front | Back |
|---|---|
 |
 |
Default layout is Colemak-DH with homerow mods.
| Value | Designator | Footprint | Quantity |
|---|---|---|---|
| Battery | BT1 | JST_PH_S2B-PH-K_1x02_P2.00mm_Horizontal | 1 |
| Diode | D1 - D40 | Diode_DO-35 | 40 |
| Keyswitch | S1 - S40 | MX_PCB_1.00u | 40 |
| Power Switch | SW1 | SW_CuK_OS102011MA1QN1_SPDT_Angled | 1 |
| Reset Switch | SW2 | SW_TH_Tactile_Omron_B3F-10xx | 1 |
| Nice_Nano_V2 | U1 | Nice_Nano_V2 | 1 |
| Cherry MX Keycaps | - | - | 40 |
| 3.7V LiPo Battery | - | - | 1 |
| M2 Screws with Nuts | - | - | 5 |
| 3mm Spacers | - | - | 5 |
- Download and unpack misc/firmware.zip.
- Double-tap the Reset button on the keyboard.
- Copy "shifr-nice_nano_v2-zmk.uf2" onto the root directory of the USB storage that appears.
- The controller should flash the firmware and automatically restart once flashing is complete.
Source code available here: Shifr ZMK