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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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50
firmware/application/hw/touch_adc.cpp
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@ -39,47 +39,43 @@ namespace touch {
namespace adc {
constexpr uint8_t adc0_sel =
(1 << portapack::adc0_touch_xp_input)
| (1 << portapack::adc0_touch_xn_input)
| (1 << portapack::adc0_touch_yp_input)
| (1 << portapack::adc0_touch_yn_input)
;
(1 << portapack::adc0_touch_xp_input) | (1 << portapack::adc0_touch_xn_input) | (1 << portapack::adc0_touch_yp_input) | (1 << portapack::adc0_touch_yn_input);
const auto adc0_interrupt_mask = flp2(adc0_sel);
constexpr lpc43xx::adc::CR adc0_cr {
.sel = adc0_sel,
.clkdiv = 49, /* 400kHz sample rate, 2.5us/sample @ 200MHz PCLK */
.resolution = 9, /* Ten clocks */
.edge = 0,
constexpr lpc43xx::adc::CR adc0_cr{
.sel = adc0_sel,
.clkdiv = 49, /* 400kHz sample rate, 2.5us/sample @ 200MHz PCLK */
.resolution = 9, /* Ten clocks */
.edge = 0,
};
constexpr lpc43xx::adc::Config adc0_config {
.cr = adc0_cr,
constexpr lpc43xx::adc::Config adc0_config{
.cr = adc0_cr,
};
void init() {
adc0::clock_enable();
adc0::interrupts_disable();
adc0::power_up(adc0_config);
adc0::interrupts_enable(adc0_interrupt_mask);
adc0::clock_enable();
adc0::interrupts_disable();
adc0::power_up(adc0_config);
adc0::interrupts_enable(adc0_interrupt_mask);
}
void start() {
adc0::start_burst();
adc0::start_burst();
}
// static constexpr bool monitor_overruns_and_not_dones = false;
Samples get() {
const auto xp_reg = LPC_ADC0->DR[portapack::adc0_touch_xp_input];
const auto xn_reg = LPC_ADC0->DR[portapack::adc0_touch_xn_input];
const auto yp_reg = LPC_ADC0->DR[portapack::adc0_touch_yp_input];
const auto yn_reg = LPC_ADC0->DR[portapack::adc0_touch_yn_input];
return {
(xp_reg >> 6) & 0x3ff,
(xn_reg >> 6) & 0x3ff,
(yp_reg >> 6) & 0x3ff,
(yn_reg >> 6) & 0x3ff,
};
const auto xp_reg = LPC_ADC0->DR[portapack::adc0_touch_xp_input];
const auto xn_reg = LPC_ADC0->DR[portapack::adc0_touch_xn_input];
const auto yp_reg = LPC_ADC0->DR[portapack::adc0_touch_yp_input];
const auto yn_reg = LPC_ADC0->DR[portapack::adc0_touch_yn_input];
return {
(xp_reg >> 6) & 0x3ff,
(xn_reg >> 6) & 0x3ff,
(yp_reg >> 6) & 0x3ff,
(yn_reg >> 6) & 0x3ff,
};
}
} /* namespace adc */