75 lines
1.7 KiB
C++
75 lines
1.7 KiB
C++
#include "pico/stdlib.h"
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#include "servo2040.hpp"
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/*
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Demonstrates how to create a ServoCluster object to control multiple servos at once.
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*/
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using namespace servo;
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// How many sweeps of the servo to perform
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const uint SWEEPS = 3;
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// The number of discrete sweep steps
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const uint STEPS = 10;
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// The time in milliseconds between each step of the sequence
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const uint STEPS_INTERVAL_MS = 500;
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// How far from zero to move the servo when sweeping
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constexpr float SWEEP_EXTENT = 90.0f;
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// Create a servo cluster for pins 0 to 3, using PIO 0 and State Machine 0
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const uint START_PIN = servo2040::SERVO_1;
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const uint END_PIN = servo2040::SERVO_4;
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const uint NUM_SERVOS = (END_PIN - START_PIN) + 1;
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ServoCluster servos = ServoCluster(pio0, 0, START_PIN, NUM_SERVOS);
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int main() {
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stdio_init_all();
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// Initialise the servo cluster
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servos.init();
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// Enable all servos (this puts them at the middle)
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servos.enable_all();
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sleep_ms(2000);
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// Go to min
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servos.all_to_min();
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sleep_ms(2000);
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// Go to max
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servos.all_to_max();
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sleep_ms(2000);
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// Go back to mid
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servos.all_to_mid();
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sleep_ms(2000);
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// Do a sine sweep
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for(auto j = 0u; j < SWEEPS; j++) {
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for(auto i = 0u; i < 360; i++) {
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servos.all_to_value(sin(((float)i * (float)M_PI) / 180.0f) * SWEEP_EXTENT);
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sleep_ms(20);
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}
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}
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// Do a stepped sweep
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for(auto j = 0u; j < SWEEPS; j++) {
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for(auto i = 0u; i < STEPS; i++) {
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servos.all_to_percent(i, 0, STEPS, 0.0 - SWEEP_EXTENT, SWEEP_EXTENT);
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sleep_ms(STEPS_INTERVAL_MS);
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}
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for(auto i = 0u; i < STEPS; i++) {
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servos.all_to_percent(i, STEPS, 0, 0.0 - SWEEP_EXTENT, SWEEP_EXTENT);
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sleep_ms(STEPS_INTERVAL_MS);
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}
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}
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// Disable the servos
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servos.disable_all();
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}
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