raspikeyer/src/raspi_keyer.cpp
2024-02-16 20:56:03 +01:00

111 lines
2.5 KiB
C++

#include <stdio.h>
#include "pico/multicore.h"
#include "pico/stdlib.h"
#include "pico/util/queue.h"
#include "keyer.h"
#include "settings.h"
namespace
{
}
extern const uint LED_PIN = PICO_DEFAULT_LED_PIN;
extern const uint LEFT_PADDLE_PIN = 14;
extern const uint RIGHT_PADDLE_PIN = 15;
extern const uint BUZZER_PIN = 18;
// Stuff for communicating between cores
enum class KeyerQueueCommand {
Run,
Stop,
Config,
Wait,
};
struct KeyerQueueData {
KeyerQueueCommand cmd;
uint8_t wpm;
Mode mode;
};
queue_t keyerQueue;
void setup()
{
stdio_init_all();
gpio_init(LED_PIN);
gpio_set_dir(LED_PIN, GPIO_OUT);
gpio_put(LED_PIN, 0);
// Setup pins for left and right paddles
gpio_init(LEFT_PADDLE_PIN);
gpio_set_dir(LEFT_PADDLE_PIN, GPIO_IN);
gpio_pull_up(LEFT_PADDLE_PIN);
gpio_init(RIGHT_PADDLE_PIN);
gpio_set_dir(RIGHT_PADDLE_PIN, GPIO_IN);
gpio_pull_up(RIGHT_PADDLE_PIN);
// sleep_ms(1000);
}
/* Let's do all the keying stuff in the second core, so there are no timing problems. */
void core1_main()
{
printf("Hello from core1!\n");
KeyerQueueData data;
queue_remove_blocking(&keyerQueue, &data);
Keyer keyer(data.wpm, data.mode);
while (true) {
queue_try_remove(&keyerQueue, &data);
switch (data.cmd) {
case KeyerQueueCommand::Run:
keyer.run();
break;
case KeyerQueueCommand::Stop:
keyer.stop();
data.cmd = KeyerQueueCommand::Wait;
break;
case KeyerQueueCommand::Config:
keyer.setSpeed(data.wpm);
keyer.setMode(data.mode);
data.cmd = KeyerQueueCommand::Run;
break;
case KeyerQueueCommand::Wait:
break;
default:
break;
}
}
}
int main()
{
// timer_hw->dbgpause = 2; // workaround for problem with debug and sleep_ms
// https://github.com/raspberrypi/pico-sdk/issues/1152#issuecomment-1418248639
setup();
printf("Hello from core0!\n");
Settings settings{read_settings()};
settings.wpm = 25; // TODO: remove!
queue_init(&keyerQueue, sizeof(KeyerQueueData), 2);
multicore_reset_core1();
multicore_launch_core1(core1_main);
KeyerQueueData keyerQueueData{KeyerQueueCommand::Run, settings.wpm, settings.mode};
queue_add_blocking(&keyerQueue, &keyerQueueData);
while (true) {
// Currently there's nothing to do on core0
sleep_ms(1000);
}
return 0;
}