Add USB to USB converter. unmature.
This commit is contained in:
parent
c5060ea819
commit
e7c030375a
9 changed files with 699 additions and 2 deletions
133
converter/usb_usb/matrix.c
Normal file
133
converter/usb_usb/matrix.c
Normal file
|
@ -0,0 +1,133 @@
|
|||
/*
|
||||
Copyright 2011 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/>.
|
||||
*/
|
||||
|
||||
#include <stdint.h>
|
||||
#include <stdbool.h>
|
||||
#include "usb_hid.h"
|
||||
#include "usb_keycodes.h"
|
||||
#include "util.h"
|
||||
#include "print.h"
|
||||
#include "debug.h"
|
||||
#include "matrix.h"
|
||||
|
||||
/* KEY CODE to Matrix
|
||||
*
|
||||
* HID keycode(1 byte):
|
||||
* Higher 5 bits indicates ROW and lower 3 bits COL.
|
||||
*
|
||||
* 7 6 5 4 3 2 1 0
|
||||
* +---------------+
|
||||
* | ROW | COL |
|
||||
* +---------------+
|
||||
*
|
||||
* Matrix space(32 * 8):
|
||||
* 01234567
|
||||
* 0 +--------+
|
||||
* : | |
|
||||
* : | |
|
||||
* 31 +--------+
|
||||
*/
|
||||
#define ROW_MASK 0xF8
|
||||
#define COL_MASK 0x07
|
||||
#define CODE(row, col) (((row) << 3) | (col))
|
||||
#define ROW(code) (((code) & ROW_MASK) >> 3)
|
||||
#define COL(code) ((code) & COL_MASK)
|
||||
#define ROW_BITS(code) (1 << COL(code))
|
||||
|
||||
|
||||
uint8_t matrix_rows(void) { return MATRIX_ROWS; }
|
||||
uint8_t matrix_cols(void) { return MATRIX_COLS; }
|
||||
void matrix_init(void) {}
|
||||
bool matrix_has_ghost(void) { return false; }
|
||||
|
||||
static bool matrix_is_mod =false;
|
||||
|
||||
uint8_t matrix_scan(void) {
|
||||
static uint16_t last_time_stamp = 0;
|
||||
|
||||
if (last_time_stamp != usb_hid_time_stamp) {
|
||||
last_time_stamp = usb_hid_time_stamp;
|
||||
matrix_is_mod = true;
|
||||
} else {
|
||||
matrix_is_mod = false;
|
||||
}
|
||||
return 1;
|
||||
}
|
||||
|
||||
bool matrix_is_modified(void) {
|
||||
|
||||
return matrix_is_mod;
|
||||
}
|
||||
|
||||
bool matrix_is_on(uint8_t row, uint8_t col) {
|
||||
uint8_t code = CODE(row, col);
|
||||
|
||||
if (IS_MOD(code)) {
|
||||
if (usb_hid_keyboard_report.mods & ROW_BITS(code)) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
for (uint8_t i = 0; i < REPORT_KEYS; i++) {
|
||||
if (usb_hid_keyboard_report.keys[i] == code) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
uint8_t matrix_get_row(uint8_t row) {
|
||||
uint8_t row_bits = 0;
|
||||
|
||||
if (IS_MOD(CODE(row, 0)) && usb_hid_keyboard_report.mods) {
|
||||
row_bits |= usb_hid_keyboard_report.mods;
|
||||
}
|
||||
|
||||
for (uint8_t i = 0; i < REPORT_KEYS; i++) {
|
||||
if (IS_ANY(usb_hid_keyboard_report.keys[i])) {
|
||||
if (row == ROW(usb_hid_keyboard_report.keys[i])) {
|
||||
row_bits |= ROW_BITS(usb_hid_keyboard_report.keys[i]);
|
||||
}
|
||||
}
|
||||
}
|
||||
return row_bits;
|
||||
}
|
||||
|
||||
uint8_t matrix_key_count(void) {
|
||||
uint8_t count = 0;
|
||||
|
||||
count += bitpop(usb_hid_keyboard_report.mods);
|
||||
for (uint8_t i = 0; i < REPORT_KEYS; i++) {
|
||||
if (IS_ANY(usb_hid_keyboard_report.keys[i])) {
|
||||
count++;
|
||||
}
|
||||
}
|
||||
return count;
|
||||
}
|
||||
|
||||
void matrix_print(void) {
|
||||
print("\nr/c 01234567\n");
|
||||
for (uint8_t row = 0; row < matrix_rows(); row++) {
|
||||
phex(row); print(": ");
|
||||
pbin_reverse(matrix_get_row(row));
|
||||
#ifdef MATRIX_HAS_GHOST
|
||||
if (matrix_has_ghost_in_row(row)) {
|
||||
print(" <ghost");
|
||||
}
|
||||
#endif
|
||||
print("\n");
|
||||
}
|
||||
}
|
Loading…
Add table
Add a link
Reference in a new issue