forked from mirrors/qmk_firmware
61 lines
1.9 KiB
C
61 lines
1.9 KiB
C
// -------------------------------------------------- //
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// This file is autogenerated by pioasm; do not edit! //
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// -------------------------------------------------- //
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#pragma once
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#if !PICO_NO_HARDWARE
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# include "hardware/pio.h"
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#endif
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// ------ //
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// matrix //
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// ------ //
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#define matrix_wrap_target 0
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#define matrix_wrap 6
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static const uint16_t matrix_program_instructions[] = {
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// .wrap_target
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0xe027, // 0: set x, 7
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0x9fe0, // 1: pull ifempty block [31]
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0x7f08, // 2: out pins, 8 [31]
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0x5f05, // 3: in pins, 5 [31]
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0x1f41, // 4: jmp x--, 1 [31]
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0x5f62, // 5: in null, 2 [31]
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0x9f20, // 6: push block [31]
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// .wrap
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};
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#if !PICO_NO_HARDWARE
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static const struct pio_program matrix_program = {
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.instructions = matrix_program_instructions,
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.length = 7,
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.origin = -1,
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};
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static inline pio_sm_config matrix_program_get_default_config(uint offset) {
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pio_sm_config c = pio_get_default_sm_config();
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sm_config_set_wrap(&c, offset + matrix_wrap_target, offset + matrix_wrap);
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return c;
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}
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static inline void matrix_program_init(PIO pio, uint sm, uint offset, uint pin) {
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pio_sm_config c = matrix_program_get_default_config(offset);
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// The row inputs start at the pin base
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sm_config_set_in_pins(&c, pin);
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// The 6 output bits come after the 5 input bits
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sm_config_set_out_pins(&c, pin + 5, 6);
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// Set up the pins for PIO
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for (int i = 0; i < 11; i++)
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pio_gpio_init(pio, pin + i);
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// Set the pin directions
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pio_sm_set_consecutive_pindirs(pio, sm, pin, 5, false);
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pio_sm_set_consecutive_pindirs(pio, sm, pin + 5, 6, true);
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// Load our configuration, and jump to the start of the program
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pio_sm_init(pio, sm, offset, &c);
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// Set the state machine running
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pio_sm_set_enabled(pio, sm, true);
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}
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#endif
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