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arduino-pico
Unverified Commit a8e66347 authored by Earle F. Philhower, III's avatar Earle F. Philhower, III Committed by GitHub
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Avoid swapping L/R channels on I2S input (#2124) 

Fixes #2123
parent bd8eb9bc
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Showing with 4 additions and 4 deletions
libraries/I2S/src/pio_i2s.pio
View file @ a8e66347
......@@ -295,8 +295,8 @@ static inline void pio_i2s_in_program_init(PIO pio, uint sm, uint offset, uint d
pio_sm_exec(pio, sm, pio_encode_set(pio_y, bits - 2));
// Offset the data by 1 bit
pio_sm_exec(pio, sm, pio_encode_in(pio_pins, bits - 1));
pio_sm_exec(pio, sm, pio_encode_in(pio_pins, bits)); // Shift in 1st L data
pio_sm_exec(pio, sm, pio_encode_in(pio_pins, bits - 1)); // Shift in 1st R data modulo one bit, avoiding bit shift from #2037
}
%}
libraries/I2S/src/pio_i2s.pio.h
View file @ a8e66347
......@@ -378,8 +378,8 @@ static inline void pio_i2s_in_program_init(PIO pio, uint sm, uint offset, uint d
pio_sm_set_pindirs_with_mask(pio, sm, pin_mask, pin_mask);
pio_sm_set_pins(pio, sm, 0); // clear pins
pio_sm_exec(pio, sm, pio_encode_set(pio_y, bits - 2));
// Offset the data by 1 bit
pio_sm_exec(pio, sm, pio_encode_in(pio_pins, bits - 1));
pio_sm_exec(pio, sm, pio_encode_in(pio_pins, bits)); // Shift in 1st L data
pio_sm_exec(pio, sm, pio_encode_in(pio_pins, bits - 1)); // Shift in 1st R data modulo one bit, avoiding bit shift from #2037
}
#endif
......
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