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differential_pressure drivers: allow multiple instances of each driver

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- the device path needs to be removed, as startup fails if it already
  exists
- sdp3x broadcasts a reset on startup, so do it only for the first I2C
  address
This commit is contained in:
Beat Küng
2020-03-17 23:31:17 -04:00
committed by Daniel Agar
parent 3b7b2dc871
commit 68ef14002a
7 changed files with 29 additions and 35 deletions
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src/drivers/differential_pressure/ets/ets_airspeed.cpp
+3 -5
View File
@@ -47,7 +47,6 @@
/* I2C bus address */
#define I2C_ADDRESS 0x75 /* 7-bit address. 8-bit address is 0xEA */
#define ETS_PATH "/dev/ets_airspeed"
/* Register address */
#define READ_CMD 0x07 /* Read the data */
@@ -64,8 +63,7 @@
class ETSAirspeed : public Airspeed, public I2CSPIDriver<ETSAirspeed>
{
public:
ETSAirspeed(I2CSPIBusOption bus_option, const int bus, int bus_frequency, int address = I2C_ADDRESS,
const char *path = ETS_PATH);
ETSAirspeed(I2CSPIBusOption bus_option, const int bus, int bus_frequency, int address = I2C_ADDRESS);
virtual ~ETSAirspeed() = default;
@@ -84,8 +82,8 @@ protected:
*/
extern "C" __EXPORT int ets_airspeed_main(int argc, char *argv[]);
ETSAirspeed::ETSAirspeed(I2CSPIBusOption bus_option, const int bus, int bus_frequency, int address, const char *path)
: Airspeed(bus, bus_frequency, address, CONVERSION_INTERVAL, path),
ETSAirspeed::ETSAirspeed(I2CSPIBusOption bus_option, const int bus, int bus_frequency, int address)
: Airspeed(bus, bus_frequency, address, CONVERSION_INTERVAL),
I2CSPIDriver(MODULE_NAME, px4::device_bus_to_wq(get_device_id()), bus_option, bus, address)
{
_device_id.devid_s.devtype = DRV_DIFF_PRESS_DEVTYPE_MS4525;