qmk_firmware/keyboards/southpaw75/keymaps/default/keymap.c

 /* 
 Copyright 2020 Kelvin Hall 
  
 This program is free software: you can redistribute it and/or modify 
 it under the terms of the GNU General Public License as published by 
 the Free Software Foundation, either version 2 of the License, or 
 (at your option) any later version. 
  
 This program is distributed in the hope that it will be useful, 
 but WITHOUT ANY WARRANTY; without even the implied warranty of 
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
 GNU General Public License for more details. 
  
 You should have received a copy of the GNU General Public License 
 along with this program.  If not, see <http://www.gnu.org/licenses/>. 
 */ 
#include QMK_KEYBOARD_H

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {

    LAYOUT(
        KC_NLCK, KC_PSLS, KC_PAST, KC_PMNS,    KC_ESC,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_MINS, KC_EQL,  KC_BSPC,
        KC_P7,   KC_P8,   KC_P9,   KC_PPLS,    KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC, KC_RBRC, KC_BSLS,
        KC_P4,   KC_P5,   KC_P6,               KC_CAPS, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT,          KC_ENT,
        KC_P1,   KC_P2,   KC_P3,   KC_PENT,    KC_LSFT,          KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH,          KC_LSFT,
        KC_P0,            KC_PDOT,             KC_LCTL, KC_LGUI, KC_LALT,                            KC_SPC,                             KC_LALT, KC_LGUI, KC_MENU, KC_LCTL
    )

};