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jLynx 2023-05-19 08:16:05 +12:00 • committed by GitHub
parent 7aca7ce74d
commit 033c4e9a5b
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599 changed files with 70746 additions and 66896 deletions
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94
firmware/common/backlight.cpp
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@ -26,75 +26,75 @@
namespace portapack {
void BacklightOnOff::on() {
if( !is_on() ) {
io.lcd_backlight(true);
on_ = true;
}
if (!is_on()) {
io.lcd_backlight(true);
on_ = true;
}
}
void BacklightOnOff::off() {
if( is_on() ) {
io.lcd_backlight(false);
on_ = false;
}
if (is_on()) {
io.lcd_backlight(false);
on_ = false;
}
}
void BacklightCAT4004::set_level(const value_t value) {
auto target = value;
void BacklightCAT4004::set_level(const value_t value) {
auto target = value;
// Clip target value to valid range.
if( target < 0 ) {
target = 0;
}
if( target > maximum_level ) {
target = maximum_level;
}
// Clip target value to valid range.
if (target < 0) {
target = 0;
}
if (target > maximum_level) {
target = maximum_level;
}
if( is_on() ) {
pulses(target);
} else {
level_ = target;
}
if (is_on()) {
pulses(target);
} else {
level_ = target;
}
}
void BacklightCAT4004::on() {
if( !is_on() ) {
io.lcd_backlight(true);
halPolledDelay(ticks_setup);
on_ = true;
if (!is_on()) {
io.lcd_backlight(true);
halPolledDelay(ticks_setup);
on_ = true;
// Just enabled driver, initial value is maximum.
const auto target_level = level();
level_ = maximum_level;
// Just enabled driver, initial value is maximum.
const auto target_level = level();
level_ = maximum_level;
pulses(target_level);
}
pulses(target_level);
}
}
void BacklightCAT4004::off() {
if( is_on() ) {
io.lcd_backlight(false);
chThdSleepMilliseconds(ms_pwrdwn);
on_ = false;
}
if (is_on()) {
io.lcd_backlight(false);
chThdSleepMilliseconds(ms_pwrdwn);
on_ = false;
}
}
void BacklightCAT4004::pulses(value_t target) {
while(level() != target) {
pulse();
}
while (level() != target) {
pulse();
}
}
void BacklightCAT4004::pulse() {
io.lcd_backlight(false);
halPolledDelay(ticks_lo);
io.lcd_backlight(true);
halPolledDelay(ticks_hi);
io.lcd_backlight(false);
halPolledDelay(ticks_lo);
io.lcd_backlight(true);
halPolledDelay(ticks_hi);
level_ -= 1;
if( level_ < 0 ) {
level_ = levels() - 1;
}
level_ -= 1;
if (level_ < 0) {
level_ = levels() - 1;
}
}
} /* namespace portapack */