Revision 21076167 source/alld_at42qt1050.c

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source/alld_at42qt1050.c
64 64 
 *
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 * @return    Indicator whether the function call was successful or a timeout occurred.
66 66 
 */
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inline apalExitStatus_t
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at42qt1050_lld_read_reg(const AT42QT1050Driver* at42qt1050d, const at42qt1050_lld_register_t reg, uint8_t* const data, const apalTime_t timeout)
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apalExitStatus_t at42qt1050_lld_read_reg(const AT42QT1050Driver* at42qt1050d, const at42qt1050_lld_register_t reg, uint8_t* const data, const apalTime_t timeout)
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{
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  apalDbgAssert(at42qt1050d != NULL && at42qt1050d->i2cd != NULL);
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  apalDbgAssert(data != NULL);
......
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 *
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 * @return    Indicator whether the function call was successful or a timeout occurred.
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 */
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inline apalExitStatus_t
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at42qt1050_lld_write_reg(const AT42QT1050Driver* at42qt1050d, const at42qt1050_lld_register_t reg, const uint8_t data, const apalTime_t timeout)
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apalExitStatus_t at42qt1050_lld_write_reg(const AT42QT1050Driver* at42qt1050d, const at42qt1050_lld_register_t reg, const uint8_t data, const apalTime_t timeout)
89 87 
{
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  apalDbgAssert(at42qt1050d != NULL && at42qt1050d->i2cd != NULL);
91 89 

  		




  ......




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 *


  		




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 * @return    Indicator whether the function call was successful or a timeout occurred.


  		




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 */


  		




  106
  
  
    
inline apalExitStatus_t


  		




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at42qt1050_lld_read_keyssignal(const AT42QT1050Driver* at42qt1050d, const uint8_t key, uint16_t* signal, const apalTime_t timeout)


  		




  
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apalExitStatus_t at42qt1050_lld_read_keyssignal(const AT42QT1050Driver* at42qt1050d, const uint8_t key, uint16_t* signal, const apalTime_t timeout)


  		




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{


  		




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  apalDbgAssert(at42qt1050d != NULL && at42qt1050d->i2cd != NULL);


  		




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  apalDbgAssert(key < AT42QT1050_LLD_NUM_KEYS);


  		




  ......




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 *


  		




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 * @return    Indicator whether the function call was successful or a timeout occurred.


  		




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 */


  		




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inline apalExitStatus_t


  		




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at42qt1050_lld_read_referencedata(const AT42QT1050Driver* at42qt1050d, const uint8_t key, uint16_t* refdata, const apalTime_t timeout)


  		




  
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apalExitStatus_t at42qt1050_lld_read_referencedata(const AT42QT1050Driver* at42qt1050d, const uint8_t key, uint16_t* refdata, const apalTime_t timeout)


  		




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{


  		




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  apalDbgAssert(at42qt1050d != NULL && at42qt1050d->i2cd != NULL);


  		




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  apalDbgAssert(key < AT42QT1050_LLD_NUM_KEYS);


  		




  ......




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 *


  		




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 * @return    Resulting sample count.


  		




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 */


  		




  152
  
  
    
inline uint16_t


  		




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at42qt1050_lld_pulse2samples(const uint8_t pulse)


  		




  
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uint16_t at42qt1050_lld_pulse2samples(const uint8_t pulse)


  		




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{


  		




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  apalDbgAssert(pulse <= 0x0Fu);


  		




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  ......




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 *


  		




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 * @return    The (theoretical) value to set to the pulse register.


  		




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 */


  		




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inline float


  		




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at42qt1050_lld_samples2pulse(const uint16_t samples)


  		




  
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float at42qt1050_lld_samples2pulse(const uint16_t samples)


  		




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{


  		




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  return log2f(samples);


  		




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}


  		




  ......




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 *


  		




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 * @return    Resulting scaling factor.


  		




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 */


  		




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inline uint16_t


  		




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at42qt1050_lld_scale2scaling(const uint8_t scale)


  		




  
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uint16_t at42qt1050_lld_scale2scaling(const uint8_t scale)


  		




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{


  		




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  apalDbgAssert(scale <= 0x0Fu);


  		




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  ......




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 *


  		




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 * @return    The (theoretcial) value to set to the scale register.


  		




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 */


  		




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inline float


  		




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at42qt1050_lld_scaling2scale(const uint16_t factor)


  		




  
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float at42qt1050_lld_scaling2scale(const uint16_t factor)


  		




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{


  		




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  return log2f(factor);


  		




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}


  		












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