Fix misconfigured ADC and remove now unnecessary filtering
This commit is contained in:
parent
4f378e8726
commit
7efe2b7c51
|
@ -26,7 +26,6 @@ void Battery::Update() {
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
// Non blocking read
|
// Non blocking read
|
||||||
samples = 0;
|
|
||||||
isReading = true;
|
isReading = true;
|
||||||
SaadcInit();
|
SaadcInit();
|
||||||
|
|
||||||
|
@ -45,7 +44,7 @@ void Battery::SaadcInit() {
|
||||||
.resistor_n = NRF_SAADC_RESISTOR_DISABLED,
|
.resistor_n = NRF_SAADC_RESISTOR_DISABLED,
|
||||||
.gain = NRF_SAADC_GAIN1_5,
|
.gain = NRF_SAADC_GAIN1_5,
|
||||||
.reference = NRF_SAADC_REFERENCE_INTERNAL,
|
.reference = NRF_SAADC_REFERENCE_INTERNAL,
|
||||||
.acq_time = NRF_SAADC_ACQTIME_3US,
|
.acq_time = NRF_SAADC_ACQTIME_40US,
|
||||||
.mode = NRF_SAADC_MODE_SINGLE_ENDED,
|
.mode = NRF_SAADC_MODE_SINGLE_ENDED,
|
||||||
.burst = NRF_SAADC_BURST_ENABLED,
|
.burst = NRF_SAADC_BURST_ENABLED,
|
||||||
.pin_p = batteryVoltageAdcInput,
|
.pin_p = batteryVoltageAdcInput,
|
||||||
|
@ -75,14 +74,7 @@ void Battery::SaadcEventHandler(nrfx_saadc_evt_t const* p_event) {
|
||||||
percentRemaining = std::max(percentRemaining, 0);
|
percentRemaining = std::max(percentRemaining, 0);
|
||||||
percentRemaining = std::min(percentRemaining, 100);
|
percentRemaining = std::min(percentRemaining, 100);
|
||||||
|
|
||||||
percentRemainingBuffer.insert(percentRemaining);
|
nrfx_saadc_uninit();
|
||||||
|
isReading = false;
|
||||||
samples++;
|
|
||||||
if (samples > percentRemainingSamples) {
|
|
||||||
nrfx_saadc_uninit();
|
|
||||||
isReading = false;
|
|
||||||
} else {
|
|
||||||
nrfx_saadc_sample();
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
@ -7,38 +7,6 @@
|
||||||
namespace Pinetime {
|
namespace Pinetime {
|
||||||
namespace Controllers {
|
namespace Controllers {
|
||||||
|
|
||||||
/** A simple circular buffer that can be used to average
|
|
||||||
out the sensor values. The total capacity of the CircBuffer
|
|
||||||
is given as the template parameter N.
|
|
||||||
*/
|
|
||||||
template <int N> class CircBuffer {
|
|
||||||
public:
|
|
||||||
CircBuffer() : arr {}, sz {}, cap {N}, head {} {
|
|
||||||
}
|
|
||||||
/**
|
|
||||||
insert member function overwrites the next data to the current
|
|
||||||
HEAD and moves the HEAD to the newly inserted value.
|
|
||||||
*/
|
|
||||||
void insert(const int num) {
|
|
||||||
head %= cap;
|
|
||||||
arr[head++] = num;
|
|
||||||
if (sz != cap) {
|
|
||||||
sz++;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
int GetAverage() const {
|
|
||||||
int sum = std::accumulate(arr.begin(), arr.end(), 0);
|
|
||||||
return (sum / sz);
|
|
||||||
}
|
|
||||||
|
|
||||||
private:
|
|
||||||
std::array<int, N> arr; /**< internal array used to store the values*/
|
|
||||||
uint8_t sz; /**< The current size of the array.*/
|
|
||||||
uint8_t cap; /**< Total capacity of the CircBuffer.*/
|
|
||||||
uint8_t head; /**< The current head of the CircBuffer*/
|
|
||||||
};
|
|
||||||
|
|
||||||
class Battery {
|
class Battery {
|
||||||
public:
|
public:
|
||||||
Battery();
|
Battery();
|
||||||
|
@ -47,7 +15,7 @@ namespace Pinetime {
|
||||||
void Update();
|
void Update();
|
||||||
|
|
||||||
int PercentRemaining() const {
|
int PercentRemaining() const {
|
||||||
return percentRemainingBuffer.GetAverage();
|
return percentRemaining;
|
||||||
}
|
}
|
||||||
|
|
||||||
uint16_t Voltage() const {
|
uint16_t Voltage() const {
|
||||||
|
@ -65,9 +33,6 @@ namespace Pinetime {
|
||||||
static Battery* instance;
|
static Battery* instance;
|
||||||
nrf_saadc_value_t saadc_value;
|
nrf_saadc_value_t saadc_value;
|
||||||
|
|
||||||
static constexpr uint8_t percentRemainingSamples = 5;
|
|
||||||
CircBuffer<percentRemainingSamples> percentRemainingBuffer {};
|
|
||||||
|
|
||||||
static constexpr uint32_t chargingPin = 12;
|
static constexpr uint32_t chargingPin = 12;
|
||||||
static constexpr uint32_t powerPresentPin = 19;
|
static constexpr uint32_t powerPresentPin = 19;
|
||||||
static constexpr nrf_saadc_input_t batteryVoltageAdcInput = NRF_SAADC_INPUT_AIN7;
|
static constexpr nrf_saadc_input_t batteryVoltageAdcInput = NRF_SAADC_INPUT_AIN7;
|
||||||
|
@ -83,7 +48,6 @@ namespace Pinetime {
|
||||||
static void adcCallbackStatic(nrfx_saadc_evt_t const* event);
|
static void adcCallbackStatic(nrfx_saadc_evt_t const* event);
|
||||||
|
|
||||||
bool isReading = false;
|
bool isReading = false;
|
||||||
uint8_t samples = 0;
|
|
||||||
};
|
};
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
Loading…
Reference in New Issue
Block a user