Get BCLK pin for given I2S port
| 133 | |
| 134 | // Get BCLK pin for given I2S port |
| 135 | constexpr int getPinCLK(I2SPort port) FL_NOEXCEPT { |
| 136 | #if defined(FL_IS_TEENSY_3X) || defined(FL_IS_TEENSY_35) || \ |
| 137 | defined(FL_IS_TEENSY_36) |
| 138 | // Teensy 3.x |
| 139 | return (port == I2SPort::I2S1) ? 9 : -1; |
| 140 | #elif defined(FL_IS_TEENSY_4X) |
| 141 | // Teensy 4.x |
| 142 | return (port == I2SPort::I2S1) ? 21 : 4; |
| 143 | #else |
| 144 | // Unknown platform - evaluate parameter to avoid unused warning |
| 145 | return (port == I2SPort::I2S1 || port == I2SPort::I2S2) ? -1 : -1; |
| 146 | #endif |
| 147 | } |
| 148 | } // namespace TeensyI2S |
| 149 | |
| 150 | class Config : public fl::variant<ConfigI2S, ConfigPdm> { |