Flipper/Applications/Official/source-OLDER/xMasterX/wii_ec_anal/notes.txt

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//+============================================================================ ========================================
// Select font
// A full list of u8g2 fonts can be found here:
// https://github.com/olikraus/u8g2/wiki/fntlistall
// ...and here are the ones available in FZ (currently: all of them):
// grep -P '.*u8g2.*\[[0-9]*\]' lib/u8g2/u8g2_fonts.c | sed 's/.*\(u8g2_.*\)\[.*/\1/'
//
#if 0 //! Extra fonts is just too memory hungry
#include <u8g2.h>
void setFont (Canvas* const canvas, const uint8_t* font)
{
u8g2_SetFontMode(&canvas->fb, 1); // no idea - but canvas.c does it <shrug>
u8g2_SetFont(&canvas->fb, font);
}
#endif
litui : @BlueChip for posterity, the function to break at is flipper_application_spawn. At that point, you can set new breakpoints in your fap code and continue.
/*
This is wrong on quite a few levels!
https://training.ti.com/introduction-i2c-reserved-addresses
void doit (void)
{
furi_hal_i2c_acquire(&furi_hal_i2c_handle_external);
printf("Scanning external i2c on PC0(SCL)/PC1(SDA)\r\n"
"Clock: 100khz, 7bit address\r\n"
"\r\n");
printf(" | 0 1 2 3 4 5 6 7 8 9 A B C D E F\r\n");
printf("--+--------------------------------\r\n");
for(uint8_t row = 0; row < 0x8; row++) {
printf("%x | ", row);
for(uint8_t column = 0; column <= 0xF; column++) {
bool ret = furi_hal_i2c_is_device_ready(
&furi_hal_i2c_handle_external, ((row << 4) + column) << 1, 2);
printf("%c ", ret ? '#' : '-');
}
printf("\r\n");
}
furi_hal_i2c_release(&furi_hal_i2c_handle_external);
}
*/
region locking : firmware/targets/f7/furi_hal/furi_hal_region.c
# if 0 //! scrolling works beautifully, but the LCD refresh can't keep up :(
// Waveform
if (cnt) { // start
for (int a = ACC_1; a < ACC_N; a++) {
canvas_draw_dot(canvas, x,y[a]+v[a][idx]);
for (int i = 1; i < aw -cnt; i++) {
canvas_draw_line(canvas, x+i,y[a]+v[a][i-1] , x+i,y[a]+v[a][i]);
}
}
} else { // scroll
for (int a = ACC_1; a < ACC_N; a++) {
for (int i = 0; i < aw; i++) {
int off = (idx +i) %aw;
int prev = off ? off-1 : aw-1;
canvas_draw_line(canvas, x+i,y[a]+v[a][prev] , x+i,y[a]+v[a][off]);
}
}
}
# else
int end = idx ? idx : aw;
for (int a = ACC_1; a < ACC_N; a++) {
canvas_draw_dot(canvas, x,y[a]+v[a][idx]);
if (state->apause) {
for (int i = 1; i < end; i++)
canvas_draw_line(canvas, x+i,y[a]+v[a][i-1] , x+i,y[a]+v[a][i]);
} else {
for (int i = 1; i < end; i++)
canvas_draw_line(canvas, x+i,y[a]+v[a][i-1] , x+i,y[a]+v[a][i]);
for (int i = end+10; i < aw -cnt; i++)
canvas_draw_line(canvas, x+i,y[a]+v[a][i-1] , x+i,y[a]+v[a][i]);
}
}
// Wipe bar
if (end < aw) canvas_draw_line(canvas, x+end,y[0], x+end,y[2]+ah-1);
if (++end < aw) canvas_draw_line(canvas, x+end,y[0], x+end,y[2]+ah-1);
if (++end < aw) canvas_draw_line(canvas, x+end,y[0], x+end,y[2]+ah-1);
# endif