qmk_firmware/keyboards/mlego/m48/readme.md

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# M48
![M48](https://i.imgur.com/QLuCAlWh.jpg)
A (12x4) ortholinear keyboard that can be hand wired or using a pcb.
* Keyboard Maintainer: [Alin Elena](https://github.com/alinelena) ([@drFaustroll on GitLab](https://gitlab.com/drFaustroll))
* Hardware Supported: custom pcb [see](https://gitlab.com/m-lego/m48) STM32F401 from we act (rev1)
* Hardware Availability: [custom how to](https://gitlab.com/m-lego/m65)
Make example for this keyboard (after setting up your build environment):
make mlego/m48/rev1:default
Flashing example for this keyboard:
make mlego/m48/rev1:default
To enter flashing mode, press Lower+Raise+1 or Lower+Raise+0 also on microcontroller keep pressed BOOT0 and then NRST, release NRST and then after 0.5s or so release BOOT0.
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
## Pins for rev1 stm32f401
the same for stm32f411
| Rows | C0 | C1 | C2 | C3 | C4 | C5 | C6 | C7 | C8 | C9 | C10 | C11 | Pins |
| :---: | :---: | :---: | :---: | :---: | :---: | :---: | :---: | :---: | :---: | :---: | :---: | :---: | :---: |
| R0 | Tab | q | w | e | r | t | y | u | i | o | p | BSpace| A6 |
| R1 | Esc | a | s | d | f | g | h | j | k | l | ; | ' | A7 |
| R2 | Shift | z | x | c | v | b | n | m | , | . | / | Enter | B0 |
| R3 | Ctrl | Menu | Alt | Fn | Lower | Space | Space | Raise | Left | Down | Up | Right | B10 |
| Pins | A10 | A15 | B3 | B4 | B5 | B7 | B6 | A1 | A2 | A3 | A4 | A5 | |
### Encoders:
- Pad_A: A0
- Pad_B: B8
### Leds
| Leds | Pin |
| ----------- | --- |
| NUM_LOCK | B12 |
| CAPS_LOCK | C13 |
| SCROLL_LOCK | B13 |
| RBG_DI | B15 |