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[Keyboard] add molecule (#12601) 

Co-authored-by: Ryan <fauxpark@gmail.com>
Co-authored-by: Drashna Jaelre <drashna@live.com>
master
bbrfkr 2021-06-07 14:08:20 +09:00 committed by GitHub
parent 23631de191
commit 7b666245d6
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254
keyboards/molecule/adns.c 100644
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/* Copyright 2020 Richard Sutherland <rich@brickbots.com>
*
* 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 "spi_master.h"
#include "adns.h"
#include "debug.h"
#include "quantum.h"
#include "pointing_device.h"
#include "adns9800_srom_A6.h"
// registers
#define REG_Product_ID 0x00
#define REG_Revision_ID 0x01
#define REG_Motion 0x02
#define REG_Delta_X_L 0x03
#define REG_Delta_X_H 0x04
#define REG_Delta_Y_L 0x05
#define REG_Delta_Y_H 0x06
#define REG_SQUAL 0x07
#define REG_Pixel_Sum 0x08
#define REG_Maximum_Pixel 0x09
#define REG_Minimum_Pixel 0x0a
#define REG_Shutter_Lower 0x0b
#define REG_Shutter_Upper 0x0c
#define REG_Frame_Period_Lower 0x0d
#define REG_Frame_Period_Upper 0x0e
#define REG_Configuration_I 0x0f
#define REG_Configuration_II 0x10
#define REG_Frame_Capture 0x12
#define REG_SROM_Enable 0x13
#define REG_Run_Downshift 0x14
#define REG_Rest1_Rate 0x15
#define REG_Rest1_Downshift 0x16
#define REG_Rest2_Rate 0x17
#define REG_Rest2_Downshift 0x18
#define REG_Rest3_Rate 0x19
#define REG_Frame_Period_Max_Bound_Lower 0x1a
#define REG_Frame_Period_Max_Bound_Upper 0x1b
#define REG_Frame_Period_Min_Bound_Lower 0x1c
#define REG_Frame_Period_Min_Bound_Upper 0x1d
#define REG_Shutter_Max_Bound_Lower 0x1e
#define REG_Shutter_Max_Bound_Upper 0x1f
#define REG_LASER_CTRL0 0x20
#define REG_Observation 0x24
#define REG_Data_Out_Lower 0x25
#define REG_Data_Out_Upper 0x26
#define REG_SROM_ID 0x2a
#define REG_Lift_Detection_Thr 0x2e
#define REG_Configuration_V 0x2f
#define REG_Configuration_IV 0x39
#define REG_Power_Up_Reset 0x3a
#define REG_Shutdown 0x3b
#define REG_Inverse_Product_ID 0x3f
#define REG_Motion_Burst 0x50
#define REG_SROM_Load_Burst 0x62
#define REG_Pixel_Burst 0x64
// pins
#define NCS F7
extern const uint16_t firmware_length;
extern const uint8_t firmware_data[];
enum motion_burst_propertr{
motion = 0,
observation,
delta_x_l,
delta_x_h,
delta_y_l,
delta_y_h,
squal,
pixel_sum,
maximum_pixel,
minimum_pixel,
shutter_upper,
shutter_lower,
frame_period_upper,
frame_period_lower,
end_data
};
void adns_begin(void){
spi_start(NCS, false, 3, 8);
}
void adns_end(void){
spi_stop();
}
void adns_write(uint8_t reg_addr, uint8_t data){
adns_begin();
//send address of the register, with MSBit = 1 to indicate it's a write
spi_write(reg_addr | 0x80 );
spi_write(data);
// tSCLK-NCS for write operation
wait_us(20);
// tSWW/tSWR (=120us) minus tSCLK-NCS. Could be shortened, but is looks like a safe lower bound
wait_us(100);
adns_end();
}
uint8_t adns_read(uint8_t reg_addr){
adns_begin();
// send adress of the register, with MSBit = 0 to indicate it's a read
spi_write(reg_addr & 0x7f );
uint8_t data = spi_read();
// tSCLK-NCS for read operation is 120ns
wait_us(1);
// tSRW/tSRR (=20us) minus tSCLK-NCS
wait_us(19);
adns_end();
return data;
}
void pointing_device_init(void) {
dprint("STARTING INTI\n");
spi_init();
// reset serial port
adns_begin();
adns_end();
// reboot
adns_write(REG_Power_Up_Reset, 0x5a);
wait_ms(50);
// read registers and discard
adns_read(REG_Motion);
adns_read(REG_Delta_X_L);
adns_read(REG_Delta_X_H);
adns_read(REG_Delta_Y_L);
adns_read(REG_Delta_Y_H);
// upload firmware
// set the configuration_IV register in 3k firmware mode
// bit 1 = 1 for 3k mode, other bits are reserved
adns_write(REG_Configuration_IV, 0x02);
// write 0x1d in SROM_enable reg for initializing
adns_write(REG_SROM_Enable, 0x1d);
// wait for more than one frame period
// assume that the frame rate is as low as 100fps... even if it should never be that low
wait_ms(10);
// write 0x18 to SROM_enable to start SROM download
adns_write(REG_SROM_Enable, 0x18);
// write the SROM file (=firmware data)
// write burst destination adress
adns_begin();
spi_write(REG_SROM_Load_Burst | 0x80);
wait_us(15);
// send all bytes of the firmware
unsigned char c;
for(int i = 0; i < firmware_length; i++){
c = (unsigned char)pgm_read_byte(firmware_data + i);
spi_write(c);
wait_us(15);
}
adns_end();
wait_ms(10);
// enable laser(bit 0 = 0b), in normal mode (bits 3,2,1 = 000b)
// reading the actual value of the register is important because the real
// default value is different from what is said in the datasheet, and if you
// change the reserved bytes (like by writing 0x00...) it would not work.
uint8_t laser_ctrl0 = adns_read(REG_LASER_CTRL0);
adns_write(REG_LASER_CTRL0, laser_ctrl0 & 0xf0);
wait_ms(1);
// set the configuration_I register to set the CPI
// 0x01 = 50, minimum
// 0x44 = 3400, default
// 0x8e = 7100
// 0xA4 = 8200, maximum
adns_write(REG_Configuration_I, 0x10);
wait_ms(100);
dprint("INIT ENDED\n");
}
int16_t convertDeltaToInt(uint8_t high, uint8_t low){
// join bytes into twos compliment
//int16_t twos_comp = (high << 8) | low;
//return twos_comp;
return (high << 8) | low;
}
motion_delta_t readSensor(void) {
adns_begin();
// read from Motion_Burst to enable burt mode
spi_write(REG_Motion_Burst & 0x7f);
// Wait one frame per docs, thanks u/kbjunky
wait_us(100);
uint8_t burst_data[pixel_sum];
for (int i = 0; i < pixel_sum; ++i) {
burst_data[i] = spi_read();
}
uint16_t delta_x = convertDeltaToInt(burst_data[delta_x_h], burst_data[delta_x_l]);
uint16_t delta_y = convertDeltaToInt(burst_data[delta_y_h], burst_data[delta_y_l]);
// Only consider the MSB for motion as this byte has other status bits
uint8_t motion_ind = burst_data[motion] & 0b10000000;
adns_end();
motion_delta_t delta = {delta_x, delta_y, motion_ind};
return delta;
}
void pointing_device_task(void) {
motion_delta_t delta = readSensor();
report_mouse_t report = pointing_device_get_report();
if(delta.motion_ind) {
// clamp deltas from -127 to 127
report.x = delta.delta_x < -127 ? -127 : delta.delta_x > 127 ? 127 : delta.delta_x;
report.x = -report.x;
report.y = delta.delta_y < -127 ? -127 : delta.delta_y > 127 ? 127 : delta.delta_y;
}
pointing_device_set_report(report);
pointing_device_send();
}

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/* Copyright 2020 Richard Sutherland <rich@brickbots.com>
*
* 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/>.
*/
#pragma once
void adns_begin(void);
void adns_end(void);
void adns_write(uint8_t reg_addr, uint8_t data);
uint8_t adns_read(uint8_t reg_addr);
int16_t convertDeltaToInt(uint8_t high, uint8_t low);
struct _motion_delta {
int16_t delta_x;
int16_t delta_y;
int8_t motion_ind;
};
typedef struct _motion_delta motion_delta_t;
motion_delta_t readSensor(void);

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keyboards/molecule/adns9800_srom_A6.h 100644
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keyboards/molecule/config.h 100755
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/*
Copyright 2021 bbrfkr
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/>.
*/
#pragma once
#include "config_common.h"
/* USB Device descriptor parameter */
#define VENDOR_ID 0xFEED
#define PRODUCT_ID 0x0000
#define DEVICE_VER 0x0001
#define MANUFACTURER bbrfkr
#define PRODUCT molecule
/* key matrix size */
#define MATRIX_ROWS 4
#define MATRIX_COLS 10
/*
* Keyboard Matrix Assignments
*
* Change this to how you wired your keyboard
* COLS: AVR pins used for columns, left to right
* ROWS: AVR pins used for rows, top to bottom
* DIODE_DIRECTION: COL2ROW = COL = Anode (+), ROW = Cathode (-, marked on diode)
* ROW2COL = ROW = Anode (+), COL = Cathode (-, marked on diode)
*
*/
#define MATRIX_ROW_PINS { F4, F5, F6, B6 }
#define MATRIX_COL_PINS { D3, D2, D1, D0, D4, C6, D7, E6, B4, B5 }
#define UNUSED_PINS
/* COL2ROW, ROW2COL */
#define DIODE_DIRECTION ROW2COL
/*
* Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
*/
// #define SOFT_SERIAL_PIN D2 // or D1, D2, D3, E6
// #define USE_SERIAL
//#define BACKLIGHT_PIN B7
//#define BACKLIGHT_LEVELS 3
//#define BACKLIGHT_BREATHING
/* underglow LED */
// #define RGB_DI_PIN D3
// #ifdef RGBLIGHT_ENABLE
// # define RGBLED_NUM 10
// # define RGBLED_SPLIT { 5, 5 }
// # define RGBLIGHT_ANIMATIONS
// #endif
//#define RGB_DI_PIN E2
//#ifdef RGB_DI_PIN
//# define RGBLED_NUM 16
//# define RGBLIGHT_HUE_STEP 8
//# define RGBLIGHT_SAT_STEP 8
//# define RGBLIGHT_VAL_STEP 8
//# define RGBLIGHT_LIMIT_VAL 255 /* The maximum brightness level */
//# define RGBLIGHT_SLEEP /* If defined, the RGB lighting will be switched off when the host goes to sleep */
/*== all animations enable ==*/
//# define RGBLIGHT_ANIMATIONS
/*== or choose animations ==*/
//# define RGBLIGHT_EFFECT_BREATHING
//# define RGBLIGHT_EFFECT_RAINBOW_MOOD
//# define RGBLIGHT_EFFECT_RAINBOW_SWIRL
//# define RGBLIGHT_EFFECT_SNAKE
//# define RGBLIGHT_EFFECT_KNIGHT
//# define RGBLIGHT_EFFECT_CHRISTMAS
//# define RGBLIGHT_EFFECT_STATIC_GRADIENT
//# define RGBLIGHT_EFFECT_RGB_TEST
//# define RGBLIGHT_EFFECT_ALTERNATING
/*== customize breathing effect ==*/
/*==== (DEFAULT) use fixed table instead of exp() and sin() ====*/
//# define RGBLIGHT_BREATHE_TABLE_SIZE 256 // 256(default) or 128 or 64
/*==== use exp() and sin() ====*/
//# define RGBLIGHT_EFFECT_BREATHE_CENTER 1.85 // 1 to 2.7
//# define RGBLIGHT_EFFECT_BREATHE_MAX 255 // 0 to 255
//#endif
/* OLED */
#define OLED_TIMEOUT 0
/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
#define DEBOUNCE 5
/* define if matrix has ghost (lacks anti-ghosting diodes) */
//#define MATRIX_HAS_GHOST
/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
#define LOCKING_SUPPORT_ENABLE
/* Locking resynchronize hack */
#define LOCKING_RESYNC_ENABLE
/* If defined, GRAVE_ESC will always act as ESC when CTRL is held.
* This is useful for the Windows task manager shortcut (ctrl+shift+esc).
*/
//#define GRAVE_ESC_CTRL_OVERRIDE
/*
* Force NKRO
*
* Force NKRO (nKey Rollover) to be enabled by default, regardless of the saved
* state in the bootmagic EEPROM settings. (Note that NKRO must be enabled in the
* makefile for this to work.)
*
* If forced on, NKRO can be disabled via magic key (default = LShift+RShift+N)
* until the next keyboard reset.
*
* NKRO may prevent your keystrokes from being detected in the BIOS, but it is
* fully operational during normal computer usage.
*
* For a less heavy-handed approach, enable NKRO via magic key (LShift+RShift+N)
* or via bootmagic (hold SPACE+N while plugging in the keyboard). Once set by
* bootmagic, NKRO mode will always be enabled until it is toggled again during a
* power-up.
*
*/
//#define FORCE_NKRO
/*
* Feature disable options
* These options are also useful to firmware size reduction.
*/
/* disable debug print */
//#define NO_DEBUG
/* disable print */
//#define NO_PRINT
/* disable action features */
//#define NO_ACTION_LAYER
//#define NO_ACTION_TAPPING
//#define NO_ACTION_ONESHOT
/* disable these deprecated features by default */
#define NO_ACTION_MACRO
#define NO_ACTION_FUNCTION
/* Bootmagic Lite key configuration */
//#define BOOTMAGIC_LITE_ROW 0
//#define BOOTMAGIC_LITE_COLUMN 0

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keyboards/molecule/info.json 100755
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{
"keyboard_name": "molecule",
"url": "https://github.com/bbrfkr/keyboards/tree/master/molecule",
"maintainer": "bbrfkr",
"width": 14.75,
"height": 5,
"layouts": {
"LAYOUT": {
"layout": [
{
"label":"E",
"x":2,
"y":0
},
{
"label":"I",
"x":11.75,
"y":0
},
{
"label":"W",
"x":1,
"y":0.25
},
{
"label":"O",
"x":12.75,
"y":0.25
},
{
"label":"R",
"x":3,
"y":0.5
},
{
"label":"U",
"x":10.75,
"y":0.5
},
{
"label":"T",
"x":4,
"y":0.75
},
{
"label":"Y",
"x":9.75,
"y":0.75
},
{
"label":"Q",
"x":0,
"y":1
},
{
"label":"D",
"x":2,
"y":1
},
{
"label":"K",
"x":11.75,
"y":1
},
{
"label":"P",
"x":13.75,
"y":1
},
{
"label":"S",
"x":1,
"y":1.25
},
{
"label":"L",
"x":12.75,
"y":1.25
},
{
"label":"F",
"x":3,
"y":1.5
},
{
"label":"J",
"x":10.75,
"y":1.5
},
{
"label":"G",
"x":4,
"y":1.75
},
{
"label":"H",
"x":9.75,
"y":1.75
},
{
"label":"A",
"x":0,
"y":2
},
{
"label":"C",
"x":2,
"y":2
},
{
"label":",",
"x":11.75,
"y":2
},
{
"label":";",
"x":13.75,
"y":2
},
{
"label":"X",
"x":1,
"y":2.25
},
{
"label":".",
"x":12.75,
"y":2.25
},
{
"label":"V",
"x":3,
"y":2.5
},
{
"label":"M",
"x":10.75,
"y":2.5
},
{
"label":"B",
"x":4,
"y":2.75
},
{
"label":"N",
"x":9.75,
"y":2.75
},
{
"label":"Z",
"x":0,
"y":3
},
{
"label":"Shift",
"x":2,
"y":3
},
{
"label":"Alt",
"x":5.25,
"y":3
},
{
"label":"Super",
"x":8.5,
"y":3
},
{
"label":"Shift",
"x":11.75,
"y":3
},
{
"label":"/",
"x":13.75,
"y":3
},
{
"label":"Ctrl",
"x":1,
"y":3.25
},
{
"label":"Space",
"x":6.25,
"y":3.25,
"h":1.5
},
{
"label":"Enter",
"x":7.5,
"y":3.25,
"h":1.5
},
{
"label":"Ctrl",
"x":12.75,
"y":3.25
},
{
"label":"Lower",
"x":5.25,
"y":4
},
{
"label":"Raise",
"x":8.5,
"y":4
}
]
}
}
}

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keyboards/molecule/keymaps/default/keymap.c 100755
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/* Copyright 2021 bbrfkr
*
* 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
// Defines names for use in layer keycodes and the keymap
enum layer_names {
_QWERTY_BASE,
_EUCALYN_BASE,
_LOWER,
_RAISE,
_FN,
};
// Defines the keycodes used by our macros in process_record_user
enum custom_keycodes {
QMKBEST = SAFE_RANGE,
QMKURL
};
const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
[_QWERTY_BASE] = LAYOUT(KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_LCTL, KC_LSFT, MO(2), KC_LALT, KC_SPC, KC_ENT, KC_RGUI, MO(3), KC_RSFT, KC_RCTL),
[_EUCALYN_BASE] = LAYOUT(KC_Q, KC_W, KC_COMM, KC_DOT, KC_SCLN, KC_M, KC_R, KC_D, KC_Y, KC_P, KC_A, KC_O, KC_E, KC_I, KC_U, KC_G, KC_T, KC_K, KC_S, KC_N, KC_Z, KC_X, KC_C, KC_V, KC_F, KC_B, KC_H, KC_J, KC_L, KC_SLSH, KC_LCTL, KC_LSFT, MO(2), KC_LALT, KC_SPC, KC_ENT, KC_RGUI, MO(3), KC_RSFT, KC_RCTL),
[_LOWER] = LAYOUT(KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_F2, KC_F3, KC_WH_U, KC_F4, KC_F5, KC_F6, KC_F7, KC_UP, KC_F8, KC_F9, KC_F1, KC_MS_BTN2, KC_WH_D, KC_MS_BTN1, KC_F11, KC_F12, KC_LEFT, KC_DOWN, KC_RGHT, KC_F10, KC_LCTL, KC_LSFT, KC_TRNS, KC_LALT, KC_SPC, KC_ENT, KC_RGUI, MO(4), KC_RSFT, KC_RCTL),
[_RAISE] = LAYOUT(KC_EXLM, KC_AT, KC_HASH, KC_DLR, KC_PERC, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_ESC, KC_DEL, KC_BSPC, KC_GRV, KC_BSLS, KC_MINS, KC_EQL, KC_QUOT, KC_LCBR, KC_RCBR, KC_CAPS, KC_TAB, KC_PSCR, KC_TILD, KC_PIPE, KC_UNDS, KC_PLUS, KC_DQUO, KC_LBRC, KC_RBRC, KC_LCTL, KC_LSFT, MO(4), KC_LALT, KC_SPC, KC_ENT, KC_RGUI, KC_TRNS, KC_RSFT, KC_RCTL),
[_FN] = LAYOUT(KC_VOLU, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_BRIU, KC_VOLD, KC_NO, KC_NO, KC_NO, DF(0), DF(1), KC_NO, KC_NO, KC_NO, KC_BRID, KC_MUTE, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_LCTL, KC_LSFT, KC_TRNS, KC_LALT, KC_SPC, KC_ENT, KC_RGUI, KC_TRNS, KC_RSFT, KC_RCTL)
};

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keyboards/molecule/keymaps/default/readme.md 100755
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# The default keymap for molecule

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keyboards/molecule/molecule.c 100755
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/* Copyright 2021 bbrfkr
*
* 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 "molecule.h"

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keyboards/molecule/molecule.h 100755
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/* Copyright 2021 bbrfkr
*
* 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/>.
*/
#pragma once
#include "quantum.h"
/* This is a shortcut to help you visually see your layout.
*
* The first section contains all of the arguments representing the physical
* layout of the board and position of the keys.
*
* The second converts the arguments into a two-dimensional array which
* represents the switch matrix.
*/
#define LAYOUT( \
L00, L01, L02, L03, L04, R00, R01, R02, R03, R04, \
L10, L11, L12, L13, L14, R10, R11, R12, R13, R14, \
L20, L21, L22, L23, L24, R20, R21, R22, R23, R24, \
L30, L31, L32, L33, L34, R30, R31, R32, R33, R34 \
) \
{ \
{ L00, L01, L02, L03, L04, R00, R01, R02, R03, R04 }, \
{ L10, L11, L12, L13, L14, R10, R11, R12, R13, R14 }, \
{ L20, L21, L22, L23, L24, R20, R21, R22, R23, R24 }, \
{ L30, L31, L32, L33, L34, R30, R31, R32, R33, R34 }, \
}

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# molecule
[![molecule](https://imgur.com/uYCeS4Y)](https://i.imgur.com/uYCeS4Yh.jpg)
A 40 keys keyboard with trackball.
* Keyboard Maintainer: [bbrfkr](https://github.com/bbrfkr) [@bbrfkr](https://twitter.com/bbrfkr)
* Hardware Supported: molecule PCB, Pro Micro
* Hardware Availability: https://bbrfkr.booth.pm/
Make example for this keyboard (after setting up your build environment):
make molecule:default
Flashing example for this keyboard:
make molecule: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).
This keyboard project includes [aball](https://github.com/brickbots/aball) project source code partially.

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# MCU name
MCU = atmega32u4
# Bootloader selection
BOOTLOADER = atmel-dfu
# Build Options
# change yes to no to disable
#
BOOTMAGIC_ENABLE = lite # Virtual DIP switch configuration
MOUSEKEY_ENABLE = yes # Mouse keys
EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = no # Console for debug
COMMAND_ENABLE = no # Commands for debug and configuration
# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
# if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
NKRO_ENABLE = no # USB Nkey Rollover
BACKLIGHT_ENABLE = no # Enable keyboard backlight functionality
RGBLIGHT_ENABLE = no # Enable keyboard RGB underglow
BLUETOOTH_ENABLE = no # Enable Bluetooth
AUDIO_ENABLE = no # Audio output
# Add trackball support
POINTING_DEVICE_ENABLE = yes
SRC += adns.c
QUANTUM_LIB_SRC += spi_master.c