awe/kamil_adc
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fix

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awe
2026-04-10 14:52:10 +03:00
parent 120ffaa6f1
commit a2848212d2
2 changed files with 16 additions and 37 deletions
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48
main.cpp
View File

@ -897,8 +897,6 @@ void expect_ok(const Api& api, int32_t err, const std::string& what) {
constexpr uint32_t kE502DiSyn2Mask =
(static_cast<uint32_t>(1U) << 13U) | (static_cast<uint32_t>(1U) << 17U);
constexpr uint32_t kE502Digital1Mask = (static_cast<uint32_t>(1U) << 0U);
constexpr uint32_t kStreamInputAdcFlag = 0x80000000U;
constexpr uint32_t kStreamInputCalibratedAdcFlag = 0x40000000U;
using TickMs = uint64_t;
@ -1058,30 +1056,6 @@ int16_t pack_raw_code_to_int16(double avg_raw_code) {
return static_cast<int16_t>(clamped);
}
bool try_extract_raw_adc_code(uint32_t word, double& raw_code) {
if ((word & kStreamInputAdcFlag) == 0U) {
return false;
}
int32_t value = 0;
if ((word & kStreamInputCalibratedAdcFlag) != 0U) {
const uint32_t payload = word & 0x00FFFFFFU;
value = static_cast<int32_t>(payload);
if ((payload & 0x00800000U) != 0U) {
value |= static_cast<int32_t>(0xFF000000U);
}
} else {
const uint32_t payload = word & 0x0000FFFFU;
value = static_cast<int32_t>(payload);
if ((payload & 0x00008000U) != 0U) {
value |= static_cast<int32_t>(0xFFFF0000U);
}
}
raw_code = static_cast<double>(value);
return true;
}
struct ConsoleCtrlGuard {
bool installed = false;
@ -1679,18 +1653,18 @@ int run(const Config& cfg) {
uint32_t raw_adc_count = 0;
if (tty_writer) {
for (std::size_t i = 0; i < recvd; ++i) {
double raw_code = 0.0;
if (!try_extract_raw_adc_code(raw[i], raw_code)) {
continue;
}
if (raw_adc_count >= adc_raw_buffer.size()) {
fail("Raw ADC parsing overflowed the temporary buffer");
}
adc_raw_buffer[raw_adc_count++] = raw_code;
}
raw_adc_count = static_cast<uint32_t>(adc_raw_buffer.size());
const int32_t raw_process_err = api.ProcessData(device.hnd,
raw.data(),
static_cast<uint32_t>(recvd),
0,
adc_raw_buffer.data(),
&raw_adc_count,
nullptr,
nullptr);
expect_ok(api, raw_process_err, "Process raw ADC data");
if (raw_adc_count != adc_count) {
fail("Raw ADC parsing returned a different sample count than voltage processing");
fail("Raw ADC processing returned a different sample count than voltage processing");
}
if (!tty_di1_group_average) {

5
run_di1_group_avg.sh
View File

@ -8,12 +8,17 @@ BIN="${BIN:-./main.exe}"
TTY_PATH="${TTY_PATH:-/tmp/ttyADC_data}"
CSV_PATH="${CSV_PATH:-capture.csv}"
SVG_PATH="${SVG_PATH:-capture.svg}"
LIB_DIR="${LIB_DIR:-$HOME/.local/lib}"
if [[ ! -x "$BIN" ]]; then
echo "Binary '$BIN' not found or not executable. Run ./build_main.sh first." >&2
exit 1
fi
if [[ -d "$LIB_DIR" ]]; then
export LD_LIBRARY_PATH="${LIB_DIR}${LD_LIBRARY_PATH:+:${LD_LIBRARY_PATH}}"
fi
exec "$BIN" \
clock:internal \
internal_ref_hz:2000000 \