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AP_BattMonitor: added get_cell_voltage() for scripting

This commit is contained in:
Andrew Tridgell 2023-10-23 18:42:21 +11:00
parent 4dc9d1ebc7
commit 4d821b2c91
2 changed files with 20 additions and 0 deletions
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17
libraries/AP_BattMonitor/AP_BattMonitor.cpp
View File

@ -874,6 +874,23 @@ const AP_BattMonitor::cells & AP_BattMonitor::get_cell_voltages(const uint8_t in
}
}
// get once cell voltage (for scripting)
bool AP_BattMonitor::get_cell_voltage(uint8_t instance, uint8_t cell, float &voltage) const
{
if (!has_cell_voltages(instance) ||
cell >= AP_BATT_MONITOR_CELLS_MAX) {
return false;
}
const auto &cell_voltages = get_cell_voltages(instance);
const uint16_t voltage_mv = cell_voltages.cells[cell];
if (voltage_mv == 0 || voltage_mv == UINT16_MAX) {
// UINT16_MAX is used as invalid indicator
return false;
}
voltage = voltage_mv*0.001;
return true;
}
// returns true if there is a temperature reading
bool AP_BattMonitor::get_temperature(float &temperature, const uint8_t instance) const
{

3
libraries/AP_BattMonitor/AP_BattMonitor.h
View File

@ -232,6 +232,9 @@ public:
const cells &get_cell_voltages() const { return get_cell_voltages(AP_BATT_PRIMARY_INSTANCE); }
const cells &get_cell_voltages(const uint8_t instance) const;
// get once cell voltage (for scripting)
bool get_cell_voltage(uint8_t instance, uint8_t cell, float &voltage) const;
// temperature
bool get_temperature(float &temperature) const { return get_temperature(temperature, AP_BATT_PRIMARY_INSTANCE); }
bool get_temperature(float &temperature, const uint8_t instance) const;