fc660c: Add initial files
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Jun Wako
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116
keyboard/fc660c/Makefile
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116
keyboard/fc660c/Makefile
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# Target name
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TARGET ?= fc660c
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# Location of tmk_core
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TMK_DIR ?= ../../tmk_core
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# Location of target dependent files exist
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TARGET_DIR ?= .
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# List C source files
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SRC ?= matrix.c \
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led.c
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# Configure file
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CONFIG_H ?= config.h
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# MCU name
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MCU ?= atmega32u4
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# Processor frequency.
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# This will define a symbol, F_CPU, in all source code files equal to the
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# processor frequency in Hz. You can then use this symbol in your source code to
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# calculate timings. Do NOT tack on a 'UL' at the end, this will be done
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# automatically to create a 32-bit value in your source code.
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#
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# This will be an integer division of F_USB below, as it is sourced by
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# F_USB after it has run through any CPU prescalers. Note that this value
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# does not *change* the processor frequency - it should merely be updated to
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# reflect the processor speed set externally so that the code can use accurate
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# software delays.
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F_CPU ?= 16000000
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#
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# LUFA specific
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#
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# Target architecture (see library "Board Types" documentation).
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ARCH ?= AVR8
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# Input clock frequency.
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# This will define a symbol, F_USB, in all source code files equal to the
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# input clock frequency (before any prescaling is performed) in Hz. This value may
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# differ from F_CPU if prescaling is used on the latter, and is required as the
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# raw input clock is fed directly to the PLL sections of the AVR for high speed
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# clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
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# at the end, this will be done automatically to create a 32-bit value in your
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# source code.
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#
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# If no clock division is performed on the input clock inside the AVR (via the
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# CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
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F_USB ?= $(F_CPU)
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# Interrupt driven control endpoint task
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OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
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# Boot Section Size in *bytes*
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# Teensy halfKay 512
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# Teensy++ halfKay 1024
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# Atmel DFU loader 4096 (TMK Alt Controller)
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# LUFA bootloader 4096
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# USBaspLoader 2048
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OPT_DEFS += -DBOOTLOADER_SIZE=4096
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# Build Options
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# comment out to disable the options.
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#
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#BOOTMAGIC_ENABLE ?= yes # Virtual DIP switch configuration
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MOUSEKEY_ENABLE ?= yes # Mouse keys
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EXTRAKEY_ENABLE ?= yes # Audio control and System control
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CONSOLE_ENABLE ?= yes # Console for debug
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COMMAND_ENABLE ?= yes # Commands for debug and configuration
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NKRO_ENABLE ?= yes # USB Nkey Rollover
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#HHKB_JP ?= yes # HHKB JP support
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#UNIMAP_ENABLE ?= yes # Universal keymap
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#ACTIONMAP_ENABLE ?= yes # Use 16bit actionmap instead of 8bit keymap
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#KEYMAP_SECTION_ENABLE ?= yes # fixed address keymap for keymap editor
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#OPT_DEFS += -DNO_ACTION_TAPPING
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#OPT_DEFS += -DNO_ACTION_LAYER
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#OPT_DEFS += -DNO_ACTION_MACRO
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#
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# Keymap file
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#
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ifeq (yes,$(strip $(UNIMAP_ENABLE)))
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KEYMAP_FILE = unimap
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else
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ifeq (yes,$(strip $(ACTIONMAP_ENABLE)))
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KEYMAP_FILE = actionmap
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else
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KEYMAP_FILE = keymap
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endif
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endif
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ifdef KEYMAP
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SRC := $(KEYMAP_FILE)_$(KEYMAP).c $(SRC)
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else
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SRC := $(KEYMAP_FILE).c $(SRC)
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endif
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# Search Path
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VPATH += $(TARGET_DIR)
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VPATH += $(TMK_DIR)
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ifeq (yes,$(strip $(RN42_ENABLE)))
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include rn42.mk
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include $(TMK_DIR)/protocol.mk
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endif
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include $(TMK_DIR)/protocol/lufa.mk
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include $(TMK_DIR)/common.mk
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include $(TMK_DIR)/rules.mk
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155
keyboard/fc660c/matrix.c
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keyboard/fc660c/matrix.c
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/*
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Copyright 2011 Jun Wako <wakojun@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* scan matrix
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*/
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#include <stdint.h>
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#include <stdbool.h>
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#include <util/delay.h>
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#include "print.h"
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#include "debug.h"
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#include "util.h"
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#include "timer.h"
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#include "matrix.h"
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#include "hhkb_avr.h"
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#include <avr/wdt.h>
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#include "suspend.h"
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#include "lufa.h"
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// matrix power saving
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#define MATRIX_POWER_SAVE 10000
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static uint32_t matrix_last_modified = 0;
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// matrix state buffer(1:on, 0:off)
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static matrix_row_t *matrix;
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static matrix_row_t *matrix_prev;
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static matrix_row_t _matrix0[MATRIX_ROWS];
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static matrix_row_t _matrix1[MATRIX_ROWS];
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void matrix_init(void)
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{
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#ifdef DEBUG
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debug_enable = true;
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debug_keyboard = true;
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#endif
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KEY_INIT();
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// initialize matrix state: all keys off
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for (uint8_t i=0; i < MATRIX_ROWS; i++) _matrix0[i] = 0x00;
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for (uint8_t i=0; i < MATRIX_ROWS; i++) _matrix1[i] = 0x00;
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matrix = _matrix0;
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matrix_prev = _matrix1;
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}
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uint8_t matrix_scan(void)
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{
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uint8_t *tmp;
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tmp = matrix_prev;
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matrix_prev = matrix;
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matrix = tmp;
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// power on
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if (!KEY_POWER_STATE()) KEY_POWER_ON();
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for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
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for (uint8_t col = 0; col < MATRIX_COLS; col++) {
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KEY_SELECT(row, col);
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_delay_us(5);
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// Not sure this is needed. This just emulates HHKB controller's behaviour.
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if (matrix_prev[row] & (1<<col)) {
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KEY_PREV_ON();
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}
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_delay_us(10);
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// NOTE: KEY_STATE is valid only in 20us after KEY_ENABLE.
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// If V-USB interrupts in this section we could lose 40us or so
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// and would read invalid value from KEY_STATE.
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uint8_t last = TIMER_RAW;
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KEY_ENABLE();
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// Wait for KEY_STATE outputs its value.
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// 1us was ok on one HHKB, but not worked on another.
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// no wait doesn't work on Teensy++ with pro(1us works)
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// no wait does work on tmk PCB(8MHz) with pro2
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// 1us wait does work on both of above
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// 1us wait doesn't work on tmk(16MHz)
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// 5us wait does work on tmk(16MHz)
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// 5us wait does work on tmk(16MHz/2)
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// 5us wait does work on tmk(8MHz)
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// 10us wait does work on Teensy++ with pro
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// 10us wait does work on 328p+iwrap with pro
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// 10us wait doesn't work on tmk PCB(8MHz) with pro2(very lagged scan)
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_delay_us(5);
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if (KEY_STATE()) {
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matrix[row] &= ~(1<<col);
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} else {
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matrix[row] |= (1<<col);
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}
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// Ignore if this code region execution time elapses more than 20us.
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// MEMO: 20[us] * (TIMER_RAW_FREQ / 1000000)[count per us]
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// MEMO: then change above using this rule: a/(b/c) = a*1/(b/c) = a*(c/b)
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if (TIMER_DIFF_RAW(TIMER_RAW, last) > 20/(1000000/TIMER_RAW_FREQ)) {
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matrix[row] = matrix_prev[row];
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}
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_delay_us(5);
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KEY_PREV_OFF();
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KEY_UNABLE();
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// NOTE: KEY_STATE keep its state in 20us after KEY_ENABLE.
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// This takes 25us or more to make sure KEY_STATE returns to idle state.
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#ifdef HHKB_JP
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// Looks like JP needs faster scan due to its twice larger matrix
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// or it can drop keys in fast key typing
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_delay_us(30);
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#else
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_delay_us(75);
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#endif
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}
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if (matrix[row] ^ matrix_prev[row]) matrix_last_modified = timer_read32();
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}
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// power off
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if (KEY_POWER_STATE() &&
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(USB_DeviceState == DEVICE_STATE_Suspended ||
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USB_DeviceState == DEVICE_STATE_Unattached ) &&
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timer_elapsed32(matrix_last_modified) > MATRIX_POWER_SAVE) {
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KEY_POWER_OFF();
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suspend_power_down();
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}
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return 1;
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}
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inline
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matrix_row_t matrix_get_row(uint8_t row)
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{
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return matrix[row];
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}
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void matrix_power_up(void) {
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KEY_POWER_ON();
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}
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void matrix_power_down(void) {
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KEY_POWER_OFF();
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}
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