160 lines
5.0 KiB
C
160 lines
5.0 KiB
C
/* ----------------------------------------------------------------------------
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* ergoDOX : controller specific exports
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* ----------------------------------------------------------------------------
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* Copyright (c) 2012 Ben Blazak <benblazak.dev@gmail.com>
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* Released under The MIT License (MIT) (see "license.md")
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* Project located at <https://github.com/benblazak/ergodox-firmware>
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* ------------------------------------------------------------------------- */
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#pragma once
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#include <avr/interrupt.h>
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#include <avr/io.h>
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#include <avr/pgmspace.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <util/delay.h>
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#include <util/twi.h>
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#include "./matrix.h"
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#include "./options.h"
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// --------------------------------------------------------------------
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uint8_t kb_init(void);
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uint8_t kb_update_matrix(bool matrix[KB_ROWS][KB_COLUMNS]);
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// --------------------------------------------------------------------
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#define MCP23018_TWI_ADDRESS 0b0100000
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uint8_t mcp23018_init(void);
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uint8_t mcp23018_update_matrix( bool matrix[KB_ROWS][KB_COLUMNS] );
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// --------------------------------------------------------------------
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uint8_t teensy_init(void);
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uint8_t teensy_update_matrix( bool matrix[KB_ROWS][KB_COLUMNS] );
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// --------------------------------------------------------------------
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#define _kb_led_1_on() (DDRB |= (1<<5))
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#define _kb_led_1_off() (DDRB &= ~(1<<5))
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#define _kb_led_1_set(n) (OCR1A = (uint8_t)(n))
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#define _kb_led_1_set_percent(n) (OCR1A = (uint8_t)((n) * 0xFF))
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#define _kb_led_2_on() (DDRB |= (1<<6))
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#define _kb_led_2_off() (DDRB &= ~(1<<6))
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#define _kb_led_2_set(n) (OCR1B = (uint8_t)(n))
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#define _kb_led_2_set_percent(n) (OCR1B = (uint8_t)((n) * 0xFF))
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#define _kb_led_3_on() (DDRB |= (1<<7))
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#define _kb_led_3_off() (DDRB &= ~(1<<7))
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#define _kb_led_3_set(n) (OCR1C = (uint8_t)(n))
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#define _kb_led_3_set_percent(n) (OCR1C = (uint8_t)((n) * 0xFF))
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#define _kb_led_all_on() do { \
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_kb_led_1_on(); \
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_kb_led_2_on(); \
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_kb_led_3_on(); \
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} while(0)
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#define _kb_led_all_off() do { \
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_kb_led_1_off(); \
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_kb_led_2_off(); \
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_kb_led_3_off(); \
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} while(0)
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#define _kb_led_all_set(n) do { \
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_kb_led_1_set(n); \
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_kb_led_2_set(n); \
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_kb_led_3_set(n); \
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} while(0)
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#define _kb_led_all_set_percent(n) do { \
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_kb_led_1_set_percent(n); \
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_kb_led_2_set_percent(n); \
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_kb_led_3_set_percent(n); \
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} while(0)
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// --------------------------------------------------------------------
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#define TWI_FREQ 400000
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void twi_init (void);
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uint8_t twi_start (void);
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void twi_stop (void);
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uint8_t twi_send (uint8_t data);
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uint8_t twi_read (uint8_t * data);
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// --------------------------------------------------------------------
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void usb_init(void); // initialize everything
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uint8_t usb_configured(void); // is the USB port configured
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int8_t usb_keyboard_press(uint8_t key, uint8_t modifier);
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int8_t usb_keyboard_send(void);
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extern uint8_t keyboard_modifier_keys;
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extern uint8_t keyboard_keys[6];
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extern volatile uint8_t keyboard_leds;
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extern uint16_t consumer_key;
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// This file does not include the HID debug functions, so these empty
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// macros replace them with nothing, so users can compile code that
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// has calls to these functions.
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#define usb_debug_putchar(c)
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#define usb_debug_flush_output()
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int8_t usb_extra_consumer_send();
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// Everything below this point is only intended for usb_serial.c
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#define EP_TYPE_CONTROL 0x00
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#define EP_TYPE_BULK_IN 0x81
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#define EP_TYPE_BULK_OUT 0x80
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#define EP_TYPE_INTERRUPT_IN 0xC1
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#define EP_TYPE_INTERRUPT_OUT 0xC0
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#define EP_TYPE_ISOCHRONOUS_IN 0x41
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#define EP_TYPE_ISOCHRONOUS_OUT 0x40
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#define EP_SINGLE_BUFFER 0x02
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#define EP_DOUBLE_BUFFER 0x06
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#define EP_SIZE(s) ((s) == 64 ? 0x30 : \
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((s) == 32 ? 0x20 : \
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((s) == 16 ? 0x10 : \
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0x00)))
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#define MAX_ENDPOINT 4
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#define LSB(n) (n & 255)
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#define MSB(n) ((n >> 8) & 255)
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#define HW_CONFIG() (UHWCON = 0x01)
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#define PLL_CONFIG() (PLLCSR = 0x12)
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#define USB_CONFIG() (USBCON = ((1<<USBE)|(1<<OTGPADE)))
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#define USB_FREEZE() (USBCON = ((1<<USBE)|(1<<FRZCLK)))
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// standard control endpoint request types
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#define GET_STATUS 0
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#define CLEAR_FEATURE 1
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#define SET_FEATURE 3
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#define SET_ADDRESS 5
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#define GET_DESCRIPTOR 6
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#define GET_CONFIGURATION 8
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#define SET_CONFIGURATION 9
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#define GET_INTERFACE 10
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#define SET_INTERFACE 11
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// HID (human interface device)
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#define HID_GET_REPORT 1
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#define HID_GET_IDLE 2
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#define HID_GET_PROTOCOL 3
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#define HID_SET_REPORT 9
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#define HID_SET_IDLE 10
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#define HID_SET_PROTOCOL 11
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// CDC (communication class device)
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#define CDC_SET_LINE_CODING 0x20
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#define CDC_GET_LINE_CODING 0x21
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#define CDC_SET_CONTROL_LINE_STATE 0x22
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