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feat(firmware): 添加 IM1281C 轮询间隔和电表数据处理逻辑

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This commit is contained in:
Timothy Yin
2026-04-19 23:27:08 +08:00
parent 696f2735ff
commit 81b28b4461
1 changed files with 64 additions and 1 deletions
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65
hardware/firmware/src/main.cpp
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@@ -37,6 +37,7 @@ static volatile bool s_blink_on = false;
static const unsigned long BLINK_INTERVAL = 200; // 200ms blink interval
static const unsigned long CC_DEBOUNCE_MS = 30;
static const unsigned long AUTH_WINDOW_MS = 30000;
static const unsigned long IM1281C_POLL_INTERVAL_MS = 5000;
static bool s_cc1_plugged = false;
static bool s_cc2_plugged = false;
@@ -98,6 +99,25 @@ SmartLed leds(LED_WS2812B, LED_COUNT, LED_PIN, 0, DoubleBuffer);
MFRC522 rfid(PIN_RC_CS, PIN_RC_RST);
IM1281C im1281c;
static IM1281CAData s_meter_a;
static IM1281CBData s_meter_b;
static bool s_meter_data_ready = false;
static int energyKwhToWh(float energyKwh)
{
if (energyKwh <= 0.0f)
{
return 0;
}
float energyWh = energyKwh * 1000.0f;
if (energyWh > 2147483000.0f)
{
energyWh = 2147483000.0f;
}
return static_cast<int>(energyWh + 0.5f);
}
static bool isConnectorPlugged(unsigned int connectorId)
{
if (connectorId == 1)
@@ -309,7 +329,7 @@ static void pollIm1281c()
{
static unsigned long s_last_poll_ms = 0;
const unsigned long now = millis();
if ((now - s_last_poll_ms) < 1000)
if ((now - s_last_poll_ms) < IM1281C_POLL_INTERVAL_MS)
{
return;
}
@@ -323,6 +343,10 @@ static void pollIm1281c()
const IM1281CAData &a = im1281c.a();
const IM1281CBData &b = im1281c.b();
s_meter_a = a;
s_meter_b = b;
s_meter_data_ready = true;
Serial.printf("[IM1281C] A: U=%.4fV I=%.4fA P=%.4fW E=%.4fkWh PF=%.3f CO2=%.4fkg T=%.2fC F=%.2fHz\n",
a.voltage,
a.current,
@@ -731,6 +755,45 @@ void setup()
{ return s_cc2_plugged; },
2);
// Bind IM1281C metering values to OCPP connector 1 / 2
setEnergyMeterInput([]()
{ return s_meter_data_ready ? energyKwhToWh(s_meter_a.energy) : 0; },
1);
setPowerMeterInput([]()
{ return s_meter_data_ready ? s_meter_a.power : 0.0f; },
1);
addMeterValueInput([]()
{ return s_meter_data_ready ? s_meter_a.voltage : 0.0f; },
"Voltage", "V", nullptr, nullptr, 1);
addMeterValueInput([]()
{ return s_meter_data_ready ? s_meter_a.current : 0.0f; },
"Current.Import", "A", nullptr, nullptr, 1);
addMeterValueInput([]()
{ return s_meter_data_ready ? s_meter_a.powerFactor : 0.0f; },
"Power.Factor", nullptr, nullptr, nullptr, 1);
addMeterValueInput([]()
{ return s_meter_data_ready ? s_meter_a.frequency : 0.0f; },
"Frequency", "Hz", nullptr, nullptr, 1);
addMeterValueInput([]()
{ return s_meter_data_ready ? s_meter_a.temperature : 0.0f; },
"Temperature", "Celsius", nullptr, nullptr, 1);
setEnergyMeterInput([]()
{ return s_meter_data_ready ? energyKwhToWh(s_meter_b.energy) : 0; },
2);
setPowerMeterInput([]()
{ return s_meter_data_ready ? s_meter_b.power : 0.0f; },
2);
addMeterValueInput([]()
{ return s_meter_data_ready ? s_meter_b.voltage : 0.0f; },
"Voltage", "V", nullptr, nullptr, 2);
addMeterValueInput([]()
{ return s_meter_data_ready ? s_meter_b.current : 0.0f; },
"Current.Import", "A", nullptr, nullptr, 2);
addMeterValueInput([]()
{ return s_meter_data_ready ? s_meter_b.powerFactor : 0.0f; },
"Power.Factor", nullptr, nullptr, nullptr, 2);
// Custom RemoteStartTransaction policy:
// accept only when target connector is idle + operative + plugged.
setRequestHandler(