10 лет назад · b53a8f959e
--- a/keyboard/smart68/Makefile
+++ b/keyboard/smart68/Makefile
@@ -0,0 +1,145 @@
 #----------------------------------------------------------------------------
 # On command line:
 #
 # make all = Make software.
 #
 # make clean = Clean out built project files.
 #
 # make coff = Convert ELF to AVR COFF.
 #
 # make extcoff = Convert ELF to AVR Extended COFF.
 #
 # make program = Download the hex file to the device.
 # Please customize your programmer settings(PROGRAM_CMD)
 #
 # make teensy = Download the hex file to the device, using teensy_loader_cli.
 # (must have teensy_loader_cli installed).
 #
 # make dfu = Download the hex file to the device, using dfu-programmer (must
 # have dfu-programmer installed).
 #
 # make flip = Download the hex file to the device, using Atmel FLIP (must
 # have Atmel FLIP installed).
 #
 # make dfu-ee = Download the eeprom file to the device, using dfu-programmer
 # (must have dfu-programmer installed).
 #
 # make flip-ee = Download the eeprom file to the device, using Atmel FLIP
 # (must have Atmel FLIP installed).
 #
 # make debug = Start either simulavr or avarice as specified for debugging, 
 # with avr-gdb or avr-insight as the front end for debugging.
 #
 # make filename.s = Just compile filename.c into the assembler code only.
 #
 # make filename.i = Create a preprocessed source file for use in submitting
 # bug reports to the GCC project.
 #
 # To rebuild project do "make clean" then "make all".
 #----------------------------------------------------------------------------

 # Target file name (without extension).
 TARGET = smart68_lufa

 # Directory common source filess exist
 TOP_DIR = ../..

 # Directory keyboard dependent files exist
 TARGET_DIR = .

 # project specific files
 SRC = keymap_common.c \
 matrix.c \
 led.c \
 backlight.c

 ifdef KEYMAP
 SRC := keymap_$(KEYMAP).c $(SRC)
 else
 SRC := keymap_default.c $(SRC)
 endif


 CONFIG_H = config.h


 # MCU name
 #MCU = at90usb1287
 MCU = atmega32u4

 # Processor frequency.
 # This will define a symbol, F_CPU, in all source code files equal to the
 # processor frequency in Hz. You can then use this symbol in your source code to
 # calculate timings. Do NOT tack on a 'UL' at the end, this will be done
 # automatically to create a 32-bit value in your source code.
 #
 # This will be an integer division of F_USB below, as it is sourced by
 # F_USB after it has run through any CPU prescalers. Note that this value
 # does not *change* the processor frequency - it should merely be updated to
 # reflect the processor speed set externally so that the code can use accurate
 # software delays.
 F_CPU = 16000000


 #
 # LUFA specific
 #
 # Target architecture (see library "Board Types" documentation).
 ARCH = AVR8

 # Input clock frequency.
 # This will define a symbol, F_USB, in all source code files equal to the
 # input clock frequency (before any prescaling is performed) in Hz. This value may
 # differ from F_CPU if prescaling is used on the latter, and is required as the
 # raw input clock is fed directly to the PLL sections of the AVR for high speed
 # clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
 # at the end, this will be done automatically to create a 32-bit value in your
 # source code.
 #
 # If no clock division is performed on the input clock inside the AVR (via the
 # CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
 F_USB = $(F_CPU)

 # Interrupt driven control endpoint task(+60)
 OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT


 # Boot Section Size in *bytes*
 # Teensy halfKay 512
 # Teensy++ halfKay 1024
 # Atmel DFU loader 4096
 # LUFA bootloader 4096
 # USBaspLoader 2048
 OPT_DEFS += -DBOOTLOADER_SIZE=4096

 # Additional definitions from command line
 ifdef DEFS
 OPT_DEFS += $(foreach DEF,$(DEFS),-D$(DEF))
 endif

 # Build Options
 # comment out to disable the options.
 #
 BOOTMAGIC_ENABLE = yes # Virtual DIP switch configuration(+1000)
 MOUSEKEY_ENABLE = yes # Mouse keys(+4700)
 EXTRAKEY_ENABLE = yes # Audio control and System control(+450)
 CONSOLE_ENABLE = yes # Console for debug(+400)
 COMMAND_ENABLE = yes # Commands for debug and configuration
 #SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend
 NKRO_ENABLE = yes # USB Nkey Rollover - not yet supported in LUFA
 #PS2_MOUSE_ENABLE = yes # PS/2 mouse(TrackPoint) support
 BACKLIGHT_ENABLE = yes # Enable keyboard backlight functionality
 KEYMAP_EX_ENABLE = yes # External keymap in eeprom
 KEYMAP_SECTION_ENABLE = yes # Fixed address keymap for keymap editor


 # Optimize size but this may cause error "relocation truncated to fit"
 #EXTRALDFLAGS = -Wl,--relax

 # Search Path
 VPATH += $(TARGET_DIR)
 VPATH += $(TOP_DIR)

 include $(TOP_DIR)/protocol/lufa.mk
 include $(TOP_DIR)/common.mk
 include $(TOP_DIR)/rules.mk
--- a/keyboard/smart68/Makefile.pjrc
+++ b/keyboard/smart68/Makefile.pjrc
@@ -0,0 +1,113 @@
 #----------------------------------------------------------------------------
 # On command line:
 #
 # make all = Make software.
 #
 # make clean = Clean out built project files.
 #
 # make coff = Convert ELF to AVR COFF.
 #
 # make extcoff = Convert ELF to AVR Extended COFF.
 #
 # make program = Download the hex file to the device.
 # Please customize your programmer settings(PROGRAM_CMD)
 #
 # make teensy = Download the hex file to the device, using teensy_loader_cli.
 # (must have teensy_loader_cli installed).
 #
 # make dfu = Download the hex file to the device, using dfu-programmer (must
 # have dfu-programmer installed).
 #
 # make flip = Download the hex file to the device, using Atmel FLIP (must
 # have Atmel FLIP installed).
 #
 # make dfu-ee = Download the eeprom file to the device, using dfu-programmer
 # (must have dfu-programmer installed).
 #
 # make flip-ee = Download the eeprom file to the device, using Atmel FLIP
 # (must have Atmel FLIP installed).
 #
 # make debug = Start either simulavr or avarice as specified for debugging, 
 # with avr-gdb or avr-insight as the front end for debugging.
 #
 # make filename.s = Just compile filename.c into the assembler code only.
 #
 # make filename.i = Create a preprocessed source file for use in submitting
 # bug reports to the GCC project.
 #
 # To rebuild project do "make clean" then "make all".
 #----------------------------------------------------------------------------

 # Target file name (without extension).
 TARGET = smart68_pjrc

 # Directory common source filess exist
 TOP_DIR = ../..

 # Directory keyboard dependent files exist
 TARGET_DIR = .

 # project specific files
 SRC = keymap_common.c \
 matrix.c \
 led.c \
 backlight.c

 ifdef KEYMAP
 SRC := keymap_$(KEYMAP).c $(SRC)
 else
 SRC := keymap_default.c $(SRC)
 endif

 CONFIG_H = config.h


 # MCU name, you MUST set this to match the board you are using
 # type "make clean" after changing this, so all files will be rebuilt
 MCU = atmega32u4
 #MCU = at90usb1286


 # Processor frequency.
 # Normally the first thing your program should do is set the clock prescaler,
 # so your program will run at the correct speed. You should also set this
 # variable to same clock speed. The _delay_ms() macro uses this, and many
 # examples use this variable to calculate timings. Do not add a "UL" here.
 F_CPU = 16000000


 # Boot Section Size in *bytes*
 # Teensy halfKay 512
 # Atmel DFU loader 4096
 # LUFA bootloader 4096
 OPT_DEFS += -DBOOTLOADER_SIZE=4096

 # Additional definitions from command line
 ifdef DEFS
 OPT_DEFS += $(foreach DEF,$(DEFS),-D$(DEF))
 endif

 # Build Options
 # comment out to disable the options.
 #
 BOOTMAGIC_ENABLE = yes # Virtual DIP switch configuration(+1000)
 MOUSEKEY_ENABLE = yes # Mouse keys(+4700)
 EXTRAKEY_ENABLE = yes # Audio control and System control(+450)
 CONSOLE_ENABLE = yes # Console for debug(+400)
 COMMAND_ENABLE = yes # Commands for debug and configuration
 #SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend
 NKRO_ENABLE = yes # USB Nkey Rollover - not yet supported in LUFA
 #PS2_MOUSE_ENABLE = yes # PS/2 mouse(TrackPoint) support
 BACKLIGHT_ENABLE = yes # Enable keyboard backlight functionality
 KEYMAP_EX_ENABLE = yes # External keymap in eeprom
 KEYMAP_SECTION_ENABLE = yes # Fixed address keymap for keymap editor



 # Search Path
 VPATH += $(TARGET_DIR)
 VPATH += $(TOP_DIR)

 include $(TOP_DIR)/protocol/pjrc.mk
 include $(TOP_DIR)/common.mk
 include $(TOP_DIR)/rules.mk
--- a/keyboard/smart68/backlight.c
+++ b/keyboard/smart68/backlight.c
@@ -0,0 +1,52 @@
 /*
 Copyright 2014 Kai Ryu <[email protected]>

 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 <avr/io.h>
 #include <avr/interrupt.h>
 #include <avr/pgmspace.h>
 #include "backlight.h"

 static const uint8_t backlight_table[] PROGMEM = {
 0, 16, 128, 255
 };

 /* Backlight pin configuration
 * PWM: PB7
 */
 void backlight_set(uint8_t level)
 {
 if (level > 0) {
 // Turn on PWM
 cli();
 DDRB |= (1<<PB6);
 TCCR1A |= ( (1<<WGM10) | (1<<COM1B1) );
 TCCR1B |= ( (1<<CS11) | (1<<CS10) );
 sei();
 // Set PWM
 OCR1B = pgm_read_byte(&backlight_table[level]);
 }
 else {
 // Turn off PWM
 cli();
 DDRB &= ~(1<<PB6);
 TCCR1A &= ~( (1<<WGM10) | (1<<COM1B1) );
 TCCR1B &= ~( (1<<CS11) | (1<<CS10) );
 sei();
 // Set PWM
 OCR1B = 0;
 }
 }
--- a/keyboard/smart68/config.h
+++ b/keyboard/smart68/config.h
@@ -0,0 +1,78 @@
 /*
 Copyright 2014 Kai Ryu <[email protected]>

 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


 /* USB Device descriptor parameter */
 #define VENDOR_ID 0x444C
 #define PRODUCT_ID 0x6868
 #define DEVICE_VER 0x0001
 #define MANUFACTURER DeeLonG
 #define PRODUCT SMART68
 #define DESCRIPTION t.m.k. keyboard firmware for SMART68

 /* key matrix size */
 #define MATRIX_ROWS 5
 #define MATRIX_COLS 15

 /* keymap in eeprom */
 #define FN_ACTIONS_COUNT 32
 #define KEYMAPS_COUNT 8

 /* define if matrix has ghost */
 //#define MATRIX_HAS_GHOST

 /* Set 0 if debouncing isn't needed */
 #define DEBOUNCE 5

 /* number of backlight levels */
 #define BACKLIGHT_LEVELS 3

 /* 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

 /* 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.
 */

 /* 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

 #endif
--- a/keyboard/smart68/keymap_common.c
+++ b/keyboard/smart68/keymap_common.c
@@ -0,0 +1,49 @@
 /*
 Copyright 2012,2013 Jun Wako <[email protected]>

 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 "keymap_common.h"

 /* translates key to keycode */
 uint8_t keymap_key_to_keycode(uint8_t layer, key_t key)
 {
 #ifndef KEYMAP_EX_ENABLE
 return pgm_read_byte(&keymaps[(layer)][(key.row)][(key.col)]);
 #else
 return eeconfig_read_keymap_key(layer, key.row, key.col);
 #endif
 }

 /* translates Fn keycode to action */
 action_t keymap_fn_to_action(uint8_t keycode)
 {
 return (action_t) {
 #ifndef KEYMAP_EX_ENABLE
 .code = pgm_read_word(&fn_actions[FN_INDEX(keycode)])
 #else
 .code = eeconfig_read_keymap_fn_action(FN_INDEX(keycode))
 #endif
 };
 }

 #ifdef KEYMAP_EX_ENABLE
 const uint8_t* keymaps_pointer(void) {
 return (const uint8_t*)keymaps;
 }

 const uint16_t* fn_actions_pointer(void) {
 return fn_actions;
 }
 #endif
--- a/keyboard/smart68/keymap_common.h
+++ b/keyboard/smart68/keymap_common.h
@@ -0,0 +1,61 @@
 /*
 Copyright 2014 Kai Ryu <[email protected]>

 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 KEYMAP_COMMON_H
 #define KEYMAP_COMMON_H

 #include <stdint.h>
 #include <stdbool.h>
 #include <avr/pgmspace.h>
 #include "keycode.h"
 #include "action.h"
 #include "action_macro.h"
 #include "report.h"
 #include "host.h"
 #include "print.h"
 #include "debug.h"
 #include "keymap.h"
 #include "keymap_ex.h"


 /*
 #ifdef KEYMAP_EX_ENABLE
 extern const uint8_t keymaps[KEYMAPS_COUNT][MATRIX_ROWS][MATRIX_COLS];
 extern const uint16_t fn_actions[FN_ACTIONS_COUNT];
 #else
 */
 extern const uint8_t keymaps[][MATRIX_ROWS][MATRIX_COLS];
 extern const uint16_t fn_actions[];
 //#endif


 /* SMART68 keymap definition macro */
 #define KEYMAP( \
 K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K0E, \
 K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D, K1E, \
 K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D, \
 K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B, K3C, K3D, \
 K40, K41, K42, K45, K49, K4A, K4B, K4C, K4D, K4E, \
 K46 \
 ) { \
 { KC_##K00, KC_##K01, KC_##K02, KC_##K03, KC_##K04, KC_##K05, KC_##K06, KC_##K07, KC_##K08, KC_##K09, KC_##K0A, KC_##K0B, KC_##K0C, KC_##K0D, KC_##K0E }, \
 { KC_##K10, KC_##K11, KC_##K12, KC_##K13, KC_##K14, KC_##K15, KC_##K16, KC_##K17, KC_##K18, KC_##K19, KC_##K1A, KC_##K1B, KC_##K1C, KC_##K1D, KC_##K1E }, \
 { KC_##K20, KC_##K21, KC_##K22, KC_##K23, KC_##K24, KC_##K25, KC_##K26, KC_##K27, KC_##K28, KC_##K29, KC_##K2A, KC_##K2B, KC_##K2C, KC_##K2D, KC_NO }, \
 { KC_##K30, KC_##K31, KC_##K32, KC_##K33, KC_##K34, KC_##K35, KC_##K36, KC_##K37, KC_##K38, KC_##K39, KC_##K3A, KC_##K3B, KC_##K3C, KC_##K3D, KC_NO }, \
 { KC_##K40, KC_##K41, KC_##K42, KC_NO, KC_NO, KC_##K45, KC_##K46, KC_NO, KC_NO, KC_##K49, KC_##K4A, KC_##K4B, KC_##K4C, KC_##K4D, KC_##K4E } \
 }

 #endif
--- a/keyboard/smart68/keymap_default.c
+++ b/keyboard/smart68/keymap_default.c
@@ -0,0 +1,78 @@
 #include "keymap_common.h"

 // Poker2
 #ifdef KEYMAP_SECTION_ENABLE
 const uint8_t keymaps[KEYMAPS_COUNT][MATRIX_ROWS][MATRIX_COLS] __attribute__ ((section (".keymap.keymaps"))) = {
 #else
 const uint8_t keymaps[][MATRIX_ROWS][MATRIX_COLS] PROGMEM = {
 #endif
 /* Keymap 0: Default Layer
 * ,---------------------------------------------------------------.
 * |Esc| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| -| =|Backsp | `|
 * |---------------------------------------------------------------|
 * |Tab | Q| W| E| R| T| Y| U| I| O| P| [| ]| \|Del|
 * |---------------------------------------------------------------|
 * |Caps | A| S| D| F| G| H| J| K| L| ;| '|Return |PgU|
 * |---------------------------------------------------------------|
 * |Shift | Z| X| C| V| B| N| M| ,| .| /|Shift |Up |PgD|
 * |---------------------------------------------------------------|
 * |Ctrl|Gui |Alt | Space |Alt |App |Ctrl|Lef|Dow|Rig|
 * `---------------------------------------------------------------'
 * | Fn0 |
 * `---------------------'
 */
 KEYMAP(
 ESC, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, MINS,EQL, BSPC,GRV, \
 TAB, Q, W, E, R, T, Y, U, I, O, P, LBRC,RBRC,BSLS,DEL, \
 CAPS,A, S, D, F, G, H, J, K, L, SCLN,QUOT, ENT, PGUP, \
 LSFT,Z, X, C, V, B, N, M, COMM,DOT, SLSH, RSFT,UP, PGDN, \
 LCTL,LGUI,LALT, SPC, RALT,APP, RCTL,LEFT,DOWN,RGHT, \
 FN0 ),
 /* Keymap 1: Fn Layer
 * ,---------------------------------------------------------------.
 * | | F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12| | |
 * |---------------------------------------------------------------|
 * | | | | | | | | | | |Psc|Slk|Pau| |Ins|
 * |---------------------------------------------------------------|
 * | | | | | | | | | | | | | |Hom|
 * |---------------------------------------------------------------|
 * | | |App|Fn1|Fn2|Fn3|VoD|VoU|Mut| | | | |End|
 * |---------------------------------------------------------------|
 * | | | | | | | | | | |
 * `---------------------------------------------------------------'
 * | |
 * `---------------------'
 */
 KEYMAP(
 TRNS,F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, TRNS,TRNS, \
 TRNS,TRNS,TRNS,TRNS,TRNS,TRNS,TRNS,TRNS,TRNS,TRNS,PSCR,SLCK,PAUS,TRNS,INS, \
 TRNS,TRNS,TRNS,TRNS,TRNS,TRNS,TRNS,TRNS,TRNS,TRNS,TRNS,TRNS, TRNS,HOME, \
 TRNS,TRNS,TRNS,FN1, FN2, FN3, VOLD,VOLU,MUTE,TRNS,TRNS, TRNS,TRNS,END, \
 TRNS,TRNS,TRNS, TRNS, NO, TRNS,TRNS,TRNS,TRNS,TRNS, \
 FN0 ),
 };

 /*
 * Fn action definition
 */
 #ifdef KEYMAP_SECTION_ENABLE
 const uint16_t fn_actions[FN_ACTIONS_COUNT] __attribute__ ((section (".keymap.fn_actions"))) = {
 #else
 const uint16_t fn_actions[] PROGMEM = {
 #endif
 /* Poker2 Layout */
 [0] = ACTION_LAYER_MOMENTARY(1),
 [1] = ACTION_BACKLIGHT_DECREASE(),
 [2] = ACTION_BACKLIGHT_TOGGLE(),
 [3] = ACTION_BACKLIGHT_INCREASE()
 };

 #ifdef KEYMAP_EX_ENABLE
 uint16_t keys_count(void) {
 return sizeof(keymaps) / sizeof(keymaps[0]) * MATRIX_ROWS * MATRIX_COLS;
 }

 uint16_t fn_actions_count(void) {
 return sizeof(fn_actions) / sizeof(fn_actions[0]);
 }
 #endif
--- a/keyboard/smart68/led.c
+++ b/keyboard/smart68/led.c
@@ -0,0 +1,34 @@
 /*
 Copyright 2014 Kai Ryu <[email protected]>

 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 <avr/io.h>
 #include "stdint.h"
 #include "led.h"


 void led_set(uint8_t usb_led)
 {
 if (usb_led & (1<<USB_LED_CAPS_LOCK)) {
 // output low
 DDRB |= (1<<PB2);
 PORTB &= ~(1<<PB2);
 } else {
 // Hi-Z
 DDRB &= ~(1<<PB2);
 PORTB &= ~(1<<PB2);
 }
 }
--- a/keyboard/smart68/matrix.c
+++ b/keyboard/smart68/matrix.c
@@ -0,0 +1,218 @@
 /*
 Copyright 2014 Kai Ryu <[email protected]>

 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/>.
 */

 /*
 * scan matrix
 */
 #include <stdint.h>
 #include <stdbool.h>
 #include <avr/io.h>
 #include <util/delay.h>
 #include "print.h"
 #include "debug.h"
 #include "util.h"
 #include "matrix.h"


 #ifndef DEBOUNCE
 # define DEBOUNCE 5
 #endif
 static uint8_t debouncing = DEBOUNCE;

 /* matrix state(1:on, 0:off) */
 static matrix_row_t matrix[MATRIX_ROWS];
 static matrix_row_t matrix_debouncing[MATRIX_ROWS];

 static matrix_row_t read_cols(void);
 static void init_cols(void);
 static void unselect_rows(void);
 static void select_row(uint8_t row);


 inline
 uint8_t matrix_rows(void)
 {
 return MATRIX_ROWS;
 }

 inline
 uint8_t matrix_cols(void)
 {
 return MATRIX_COLS;
 }

 void matrix_init(void)
 {
 // disable JTAG
 MCUCR = (1<<JTD);
 MCUCR = (1<<JTD);

 // initialize row and col
 unselect_rows();
 init_cols();

 // initialize matrix state: all keys off
 for (uint8_t i=0; i < MATRIX_ROWS; i++) {
 matrix[i] = 0;
 matrix_debouncing[i] = 0;
 }
 }

 uint8_t matrix_scan(void)
 {
 for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
 select_row(i);
 _delay_us(30); // without this wait read unstable value.
 matrix_row_t cols = read_cols();
 if (matrix_debouncing[i] != cols) {
 matrix_debouncing[i] = cols;
 if (debouncing) {
 debug("bounce!: "); debug_hex(debouncing); debug("\n");
 }
 debouncing = DEBOUNCE;
 }
 unselect_rows();
 }

 if (debouncing) {
 if (--debouncing) {
 _delay_ms(1);
 } else {
 for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
 matrix[i] = matrix_debouncing[i];
 }
 }
 }

 return 1;
 }

 bool matrix_is_modified(void)
 {
 if (debouncing) return false;
 return true;
 }

 inline
 bool matrix_is_on(uint8_t row, uint8_t col)
 {
 return (matrix[row] & ((matrix_row_t)1<<col));
 }

 inline
 matrix_row_t matrix_get_row(uint8_t row)
 {
 return matrix[row];
 }

 void matrix_print(void)
 {
 print("\nr/c 0123456789ABCDEF\n");
 for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
 phex(row); print(": ");
 pbin_reverse16(matrix_get_row(row));
 print("\n");
 }
 }

 uint8_t matrix_key_count(void)
 {
 uint8_t count = 0;
 for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
 count += bitpop16(matrix[i]);
 }
 return count;
 }

 /* Column pin configuration
 * pin: F7 F1 F0 E6 D7 D6 D4 C7 C6 B7 B5 B4 B3 B1 B0
 */
 static void init_cols(void)
 {
 // Input with pull-up(DDR:0, PORT:1)
 DDRF &= ~(1<<PF7 | 1<<PF1 | 1<<PF0);
 PORTF |= (1<<PF7 | 1<<PF1 | 1<<PF0);
 DDRE &= ~(1<<PE6);
 PORTE |= (1<<PE6);
 DDRD &= ~(1<<PD7 | 1<<PD6 | 1<<PD4);
 PORTD |= (1<<PD7 | 1<<PD6 | 1<<PD4);
 DDRC &= ~(1<<PC7 | 1<<PC6);
 PORTC |= (1<<PC7 | 1<<PC6);
 DDRB &= ~(1<<PB7 | 1<<PB5 | 1<<PB4 | 1<<PB3 | 1<<PB1 | 1<<PB0);
 PORTB |= (1<<PB7 | 1<<PB5 | 1<<PB4 | 1<<PB3 | 1<<PB1 | 1<<PB0);
 }

 /* Column pin configuration
 * col: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14
 * pin: F0 F1 E6 C7 C6 B7 D4 B1 B0 B5 B4 D7 D6 B3 F7
 */
 static matrix_row_t read_cols(void)
 {
 return (PINF&(1<<PF0) ? 0 : (1<<0)) |
 (PINF&(1<<PF1) ? 0 : (1<<1)) |
 (PINE&(1<<PE6) ? 0 : (1<<2)) |
 (PINC&(1<<PC7) ? 0 : (1<<3)) |
 (PINC&(1<<PC6) ? 0 : (1<<4)) |
 (PINB&(1<<PB7) ? 0 : (1<<5)) |
 (PIND&(1<<PD4) ? 0 : (1<<6)) |
 (PINB&(1<<PB1) ? 0 : (1<<7)) |
 (PINB&(1<<PB0) ? 0 : (1<<8)) |
 (PINB&(1<<PB5) ? 0 : (1<<9)) |
 (PINB&(1<<PB4) ? 0 : (1<<10)) |
 (PIND&(1<<PD7) ? 0 : (1<<11)) |
 (PIND&(1<<PD6) ? 0 : (1<<12)) |
 (PINB&(1<<PB3) ? 0 : (1<<13)) |
 (PINB&(1<<PF7) ? 0 : (1<<14));
 }

 /* Row pin configuration
 * row: 0 1 2 3 4
 * pin: D0 D1 D2 D3 D5
 */
 static void unselect_rows(void)
 {
 // Hi-Z(DDR:0, PORT:0) to unselect
 DDRD &= ~0b00101111;
 PORTD &= ~0b00101111;
 }

 static void select_row(uint8_t row)
 {
 // Output low(DDR:1, PORT:0) to select
 switch (row) {
 case 0:
 DDRD |= (1<<0);
 PORTD &= ~(1<<0);
 break;
 case 1:
 DDRD |= (1<<1);
 PORTD &= ~(1<<1);
 break;
 case 2:
 DDRD |= (1<<2);
 PORTD &= ~(1<<2);
 break;
 case 3:
 DDRD |= (1<<3);
 PORTD &= ~(1<<3);
 break;
 case 4:
 DDRD |= (1<<5);
 PORTD &= ~(1<<5);
 break;
 }
 }