switch debug on/off by pressing 4 keys on booting time

This commit is contained in:
tmk 2010-10-24 03:27:43 +09:00
parent bf92bdd7fa
commit 4acc38751e
6 changed files with 61 additions and 14 deletions

17
README
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@ -45,6 +45,12 @@ $ cd <target> (hhkb or macway)
$ make
Debuging
--------
Debug print is on if 4 keys are pressed during booting.
Use PJRC's hid_listen.exe to see debug messages.
AVR Target board
----------------
Teensy/Teensy++
@ -84,9 +90,14 @@ debouncing logic
will be coded when bouncing occurs.
bouncing doesnt occur on my ALPS switch so far.
scan rate is too slow?(to be measure)
layer switch
layer switching
time before switching
timeout when not used during specific time
debug on/off
Fn key conbination during normal operation
matrix print on/off
key print on/off
mouse print on/off
Trackpoint(PS/2)
receive PS/2 signal from TrackPoint
@ -116,6 +127,10 @@ keymap
2010/10/23
souce code cleaning
2010/10/23
debug on/off
debug off by default
pressing keys during booting
2010/10/23
EOF

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@ -32,6 +32,7 @@ static uint8_t _matrix1[MATRIX_ROWS];
static bool matrix_has_ghost_in_row(int row);
static int bit_pop(uint8_t bits);
inline
@ -88,7 +89,7 @@ int matrix_scan(void)
}
bool matrix_is_modified(void) {
for (int i=0; i <MATRIX_ROWS; i++) {
for (int i = 0; i < MATRIX_ROWS; i++) {
if (matrix[i] != matrix_prev[i])
return true;
}
@ -117,7 +118,22 @@ void matrix_print(void) {
}
}
int matrix_key_count(void) {
int count = 0;
for (int i = 0; i < MATRIX_ROWS; i++) {
count += bit_pop(~matrix[i]);
}
return count;
}
inline
static bool matrix_has_ghost_in_row(int row) {
return false;
}
static int bit_pop(uint8_t bits) {
int c;
for (c = 0; bits; c++)
bits &= bits -1;
return c;
}

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@ -25,6 +25,7 @@
#define MOUSE_DELAY_ACC 5
// TODO: refactoring
void proc_matrix(void) {
static int mouse_repeat = 0;

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@ -27,8 +27,12 @@
#include <avr/pgmspace.h>
#include "print.h"
bool print_enable = false;
void print_P(const char *s)
{
if (!print_enable) return;
char c;
while (1) {
@ -41,17 +45,20 @@ void print_P(const char *s)
void phex1(unsigned char c)
{
if (!print_enable) return;
usb_debug_putchar(c + ((c < 10) ? '0' : 'A' - 10));
}
void phex(unsigned char c)
{
if (!print_enable) return;
phex1(c >> 4);
phex1(c & 15);
}
void phex16(unsigned int i)
{
if (!print_enable) return;
phex(i >> 8);
phex(i);
}
@ -59,6 +66,7 @@ void phex16(unsigned int i)
void pbin(unsigned char c)
{
if (!print_enable) return;
for (int i = 7; i >= 0; i--) {
usb_debug_putchar((c & (1<<i)) ? '1' : '0');
}
@ -66,6 +74,7 @@ void pbin(unsigned char c)
void pbin_reverse(unsigned char c)
{
if (!print_enable) return;
for (int i = 0; i < 8; i++) {
usb_debug_putchar((c & (1<<i)) ? '1' : '0');
}

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@ -1,9 +1,13 @@
#ifndef PRINT_H__
#define PRINT_H__ 1
#include <stdbool.h>
#include <avr/pgmspace.h>
#include "usb_debug.h"
bool print_enable;
// this macro allows you to write print("some text") and
// the string is automatically placed into flash memory :)
#define print(s) print_P(PSTR(s))

26
tmk.c
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@ -63,18 +63,6 @@ int main(void)
usb_init();
while (!usb_configured()) /* wait */ ;
// Wait an extra second for the PC's operating system to load drivers
// and do whatever it does to actually be ready for input
// needs such long time in my PC.
/* wait for debug print. no need for normal use */
for (int i =0; i < 6; i++) {
LED_CONFIG;
LED_ON;
_delay_ms(500);
LED_OFF;
_delay_ms(500);
}
// Configure timer 0 to generate a timer overflow interrupt every
// 256*1024 clock cycles, or approx 61 Hz when using 16 MHz clock
// This demonstrates how to use interrupts to implement a simple
@ -85,6 +73,20 @@ int main(void)
matrix_init();
matrix_scan();
// debug on when 4 keys are pressed
if (matrix_key_count() == 4) print_enable = true;
/* wait for debug pipe to print greetings. */
if (print_enable) {
for (int i =0; i < 6; i++) {
LED_CONFIG;
LED_ON;
_delay_ms(500);
LED_OFF;
_delay_ms(500);
}
}
print("\nt.m.k. keyboard 1.2\n");
while (1) {
proc_matrix();