# Polly40 ![Polly40](https://i.imgur.com/QJCQcFAh.jpg) A handwired 40% keyboard running a Pro micro Atmega32u4 controller * Keyboard Maintainer: [Paul Enrico N. Viola](https://github.com/PollyV1) * Hardware Supported: Atmega32u4 controller * Hardware Availability: https://shopee.ph/Pro-Micro-ATmega32U4-5V-16MHz-USB-Arduino-Compatible-i.20469516.225455828 Make example for this keyboard (after setting up your build environment): make handwired/polly40:default Flashing example for this keyboard: make handwired/polly40:default:flash 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). ## Bootloader Enter the bootloader in 3 ways: * **Physical reset button**: Short Ground and RST pin * **Keycode in layout**: Press the key mapped to `QK_BOOT` if it is available