qmk · jackhumbert · Oct 10, 2017 · Oct 7, 2017 · Oct 9, 2017 · Oct 9, 2017
diff --git a/docs/_summary.md b/docs/_summary.md
@@ -21,6 +21,7 @@
   * [Leader Key](feature_leader_key.md)
   * [Macros](macros.md)
   * [Mouse keys](mouse_keys.md)
+  * [Pointing Device](feature_pointing_device.md)
   * [PS2 Mouse](feature_ps2_mouse.md)
   * [Space Cadet](space_cadet_shift.md)
   * [Tap Dance](tap_dance.md)

diff --git a/keyboards/dichotemy/config.h b/keyboards/dichotemy/config.h
@@ -0,0 +1,87 @@
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.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/>.
+*/
+
+#ifndef CONFIG_H
+#define CONFIG_H
+
+#include "config_common.h"
+
+/* USB Device descriptor parameter */
+
+#define VENDOR_ID       0xFEED
+#define PRODUCT_ID      0xACC7
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    unknown
+#define PRODUCT         Dichotemy
+#define DESCRIPTION     q.m.k. keyboard firmware for Dichotemy
+
+/* key matrix size */
+#define MATRIX_ROWS 5
+#define MATRIX_COLS 12
+
+/* define if matrix has ghost */
+//#define MATRIX_HAS_GHOST
+
+/* number of backlight levels */
+//#define BACKLIGHT_LEVELS 3
+
+#define ONESHOT_TIMEOUT 500
+
+
+/* key combination for command */
+#define IS_COMMAND() ( \
+    keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
+)
+
+/*
+ * Feature disable options
+ *  These options are also useful to firmware size reduction.
+ */
+
+#define PREVENT_STUCK_MODIFIERS
+
+/* 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
+//#define NO_ACTION_MACRO
+//#define NO_ACTION_FUNCTION
+
+//UART settings for communication with the RF microcontroller
+#define SERIAL_UART_BAUD 1000000
+#define SERIAL_UART_DATA UDR1
+#define SERIAL_UART_UBRR (F_CPU / (16UL * SERIAL_UART_BAUD) - 1)
+#define SERIAL_UART_TXD_READY (UCSR1A & _BV(UDRE1))
+#define SERIAL_UART_RXD_PRESENT (UCSR1A & _BV(RXC1))
+#define SERIAL_UART_INIT() do { \
+    	/* baud rate */ \
+    	UBRR1L = SERIAL_UART_UBRR; \
+    	/* baud rate */ \
+    	UBRR1H = SERIAL_UART_UBRR >> 8; \
+    	/* enable TX and RX */ \
+    	UCSR1B = _BV(TXEN1) | _BV(RXEN1); \
+    	/* 8-bit data */ \
+    	UCSR1C = _BV(UCSZ11) | _BV(UCSZ10); \
+  	} while(0)
+
+#endif
diff --git a/keyboards/dichotemy/dichotemy.c b/keyboards/dichotemy/dichotemy.c
@@ -0,0 +1,86 @@
+#include "dichotemy.h"
+#include "pointing_device.h"
+#include "report.h"
+
+void uart_init(void) {
+	SERIAL_UART_INIT();
+}
+
+void pointing_device_task(void){
+	report_mouse_t currentReport = {};
+    SERIAL_UART_INIT();
+    uint32_t timeout = 0;
+
+    //the m character requests the RF slave to send the mouse report
+    SERIAL_UART_DATA = 'm';
+
+    //trust the external inputs completely, erase old data
+    uint8_t uart_data[5] = {0};
+
+    //there are 10 bytes corresponding to 10 columns, and an end byte
+    for (uint8_t i = 0; i < 5; i++) {
+        //wait for the serial data, timeout if it's been too long
+        //this only happened in testing with a loose wire, but does no
+        //harm to leave it in here
+        while(!SERIAL_UART_RXD_PRESENT){
+            timeout++;
+            if (timeout > 10000){
+                break;
+            }
+        } 
+        uart_data[i] = SERIAL_UART_DATA;
+    }
+
+    //check for the end packet, bits 1-4 are movement and scroll
+    //but bit 5 has bits 0-3 for the scroll button state
+	//(1000 if pressed, 0000 if not) and bits 4-7 are always 1
+	//We can use this to verify the report sent properly.
+    if (uart_data[4] == 0x0F || uart_data[4] == 0x8F)
+    {
+		currentReport = pointing_device_get_report();
+        //shifting and transferring the info to the mouse report varaible
+        //mouseReport.x = 127 max -127 min
+		currentReport.x = uart_data[0];
+        //mouseReport.y = 127 max -127 min
+		currentReport.y = uart_data[1];
+        //mouseReport.v = 127 max -127 min (scroll vertical)
+		currentReport.v = uart_data[2];
+        //mouseReport.h = 127 max -127 min (scroll horizontal)
+		currentReport.h = uart_data[3];
+        //mouseReport.buttons = 0x31 max (bitmask for mouse buttons 1-5) 0x00 min
+		//mouse buttons 1 and 2 are handled by the keymap, but not 3
+		if (uart_data[4] == 0x0F) { //then 3 is not pressed
+			currentReport.buttons &= ~MOUSE_BTN3; //MOUSE_BTN3 is def in report.h
+		} else { //3 must be pressed
+			currentReport.buttons |= MOUSE_BTN3;
+		}
+		pointing_device_set_report(currentReport);
+    }
+    pointing_device_send();
+}
+
+void led_init(void) {
+	DDRD  |= (1<<1);
+	PORTD |= (1<<1);
+	DDRF  |= (1<<4) | (1<<5);
+	PORTF |= (1<<4) | (1<<5);
+}
+
+
+void matrix_init_kb(void) {
+	// put your keyboard start-up code here
+	// runs once when the firmware starts up
+	matrix_init_user();
+	uart_init();
+	led_init();
+}
+
+void matrix_scan_kb(void) {
+	// put your looping keyboard code here
+	// runs every cycle (a lot)
+	matrix_scan_user();
+}
+
+void led_set_kb(uint8_t usb_led) {
+
+}
diff --git a/keyboards/dichotemy/dichotemy.h b/keyboards/dichotemy/dichotemy.h
@@ -0,0 +1,67 @@
+#ifndef DICHOTEMY_H
+#define DICHOTEMY_H
+
+#include "quantum.h"
+#include "matrix.h"
+#include "backlight.h"
+#include <stddef.h>
+
+#define red_led_off   PORTF |= (1<<5)
+#define red_led_on    PORTF &= ~(1<<5)
+#define blu_led_off   PORTF |= (1<<4)
+#define blu_led_on    PORTF &= ~(1<<4)
+#define grn_led_off   PORTD |= (1<<1)
+#define grn_led_on    PORTD &= ~(1<<1)
+
+#define set_led_off     red_led_off; grn_led_off; blu_led_off
+#define set_led_red     red_led_on;  grn_led_off; blu_led_off
+#define set_led_blue    red_led_off; grn_led_off; blu_led_on
+#define set_led_green   red_led_off; grn_led_on;  blu_led_off
+#define set_led_yellow  red_led_on;  grn_led_on;  blu_led_off
+#define set_led_magenta red_led_on;  grn_led_off; blu_led_on
+#define set_led_cyan    red_led_off; grn_led_on;  blu_led_on
+#define set_led_white   red_led_on;  grn_led_on;  blu_led_on
+
+/*
+#define LED_B 5
+#define LED_R 6
+#define LED_G 7
+
+#define all_leds_off PORTF &= ~(1<<LED_B) & ~(1<<LED_R) & ~(1<<LED_G)
+
+#define red_led_on   PORTF |= (1<<LED_R)
+#define red_led_off  PORTF &= ~(1<<LED_R)
+#define grn_led_on   PORTF |= (1<<LED_G)
+#define grn_led_off  PORTF &= ~(1<<LED_G)
+#define blu_led_on   PORTF |= (1<<LED_B)
+#define blu_led_off  PORTF &= ~(1<<LED_B)
+
+#define set_led_off     PORTF &= ~(1<<LED_B) & ~(1<<LED_R) & ~(1<<LED_G)
+#define set_led_red     PORTF = PORTF & ~(1<<LED_B) & ~(1<<LED_G) | (1<<LED_R)
+#define set_led_blue    PORTF = PORTF & ~(1<<LED_G) & ~(1<<LED_R) | (1<<LED_B)
+#define set_led_green   PORTF = PORTF & ~(1<<LED_B) & ~(1<<LED_R) | (1<<LED_G)
+#define set_led_yellow  PORTF = PORTF & ~(1<<LED_B) | (1<<LED_R) | (1<<LED_G)
+#define set_led_magenta PORTF = PORTF & ~(1<<LED_G) | (1<<LED_R) | (1<<LED_B)
+#define set_led_cyan    PORTF = PORTF & ~(1<<LED_R) | (1<<LED_B) | (1<<LED_G)
+#define set_led_white   PORTF |= (1<<LED_B) | (1<<LED_R) | (1<<LED_G)
+*/
+
+// This a shortcut to help you visually see your layout.
+// The first section contains all of the arguements
+// The second converts the arguments into a two-dimensional array
+#define KEYMAP( \
+  k00, k01, k02, k03, k04, k05,      k06, k07, k08, k09, k0A, k0B, \
+  k10, k11, k12, k13, k14, k15,      k16, k17, k18, k19, k1A, k1B, \
+  k20, k21, k22, k23, k24, k25,      k26, k27, k28, k29, k2A, k2B, \
+                 k33, k34, k35,      k36, k37, k38,      \
+                 k43, k44, k45,      k46, k47, k48       \
+) \
+{ \
+	{ k00,   k01,   k02,   k03,   k04,   k05,      k06,   k07,   k08,   k09,   k0A,   k0B   }, \
+	{ k10,   k11,   k12,   k13,   k14,   k15,      k16,   k17,   k18,   k19,   k1A,   k1B   }, \
+	{ k20,   k21,   k22,   k23,   k24,   k25,      k26,   k27,   k28,   k29,   k2A,   k2B   }, \
+	{ KC_NO, KC_NO, KC_NO, k33,   k34,   k35,      k36,   k37,   k38,   KC_NO, KC_NO, KC_NO }, \
+	{ KC_NO, KC_NO, KC_NO, k43,   k44,   k45,      k46,   k47,   k48,   KC_NO, KC_NO, KC_NO }  \
+}
+
+#endif