22 lines
546 B
Plaintext
22 lines
546 B
Plaintext
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.program image
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.wrap_target
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wait 1 pin 9 // wait for hsync
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wait 1 pin 8 // wait for rising pclk
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in pins 1
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wait 0 pin 8
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.wrap
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% c-sdk {
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void image_program_init(PIO pio, uint sm, uint offset, uint pin_base) {
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pio_sm_set_consecutive_pindirs(pio, sm, pin_base, 1, false);
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pio_sm_config c = image_program_get_default_config(offset);
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sm_config_set_in_pins(&c, pin_base);
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sm_config_set_in_shift(&c, false, true, 8);
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sm_config_set_fifo_join(&c, PIO_FIFO_JOIN_RX);
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pio_sm_init(pio, sm, offset, &c);
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//pio_sm_set_enabled(pio, sm, true);
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}
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%}
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