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AP_Baro: added num_instances() API

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Andrew Tridgell 2015-01-05 22:29:01 +11:00
parent d2c827aa4b
commit 197c09fcd8
1 changed files with 3 additions and 0 deletions
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3
libraries/AP_Baro/AP_Baro.h
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@ -115,6 +115,9 @@ public:
// slots it will panic
uint8_t register_sensor(void);
// return number of registered sensors
uint8_t num_instances(void) const { return _num_sensors; }
private:
// how many drivers do we have?
uint8_t _num_drivers;