@@ -108,7 +108,7 @@ class PCM3168 {
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bool setVolume (float level) { return volumeInteger (volumebyte (level)); }
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bool setVolume (int channel, float level) {
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- if (channel < 1 || channel > DAC_CHANNELS ) return false ;
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+ if (channel < 1 || channel > DAC_CHANNELS_MAX ) return false ;
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return volumeInteger (channel, volumebyte (level));
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}
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@@ -117,7 +117,7 @@ class PCM3168 {
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}
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bool setInputVolume (int channel, float level) {
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- if (channel < 1 || channel > DAC_CHANNELS ) return false ;
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+ if (channel < 1 || channel > DAC_CHANNELS_MAX ) return false ;
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return inputLevelInteger (channel, inputlevelbyte (level));
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}
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@@ -131,8 +131,8 @@ class PCM3168 {
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protected:
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const uint8_t I2C_BASE = 0x44 ;
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- const int ADC_CHANNELS = 6 ;
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- const int DAC_CHANNELS = 8 ;
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+ const int ADC_CHANNELS_MAX = 6 ;
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+ const int DAC_CHANNELS_MAX = 8 ;
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TwoWire *wire = &Wire;
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uint8_t i2c_addr = I2C_BASE;
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FMT fmt;
@@ -163,24 +163,24 @@ class PCM3168 {
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bool volumeInteger (int channel, uint32_t n) {
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bool rv = false ;
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- if (0 != channel && channel <= DAC_CHANNELS )
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+ if (0 != channel && channel <= DAC_CHANNELS_MAX )
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rv = write (DAC_ATTENUATION_BASE + channel - 1 , n);
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return rv;
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}
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bool inputLevelInteger (int32_t n) {
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- uint8_t levels[ADC_CHANNELS ];
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+ uint8_t levels[ADC_CHANNELS_MAX ];
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- for (int i = 0 ; i < ADC_CHANNELS ; i++) levels[i] = n;
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+ for (int i = 0 ; i < ADC_CHANNELS_MAX ; i++) levels[i] = n;
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- return write (ADC_ATTENUATION_BASE, levels, ADC_CHANNELS );
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+ return write (ADC_ATTENUATION_BASE, levels, ADC_CHANNELS_MAX );
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}
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bool inputLevelInteger (int channel, int32_t n) {
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bool rv = false ;
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- if (0 != channel && channel <= ADC_CHANNELS )
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+ if (0 != channel && channel <= ADC_CHANNELS_MAX )
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rv = write (ADC_ATTENUATION_BASE + channel - 1 , n);
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return rv;
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