Alexey Zholtikov
4886ba5547
Main code refactoring. Removed saving device ID to EEPROM. Removed ATmega168 support.
75 lines
1.6 KiB
C++
75 lines
1.6 KiB
C++
#include "Arduino.h"
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#include "Arduino_FreeRTOS.h"
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#include "RF24.h"
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#include "avr/interrupt.h"
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#include "semphr.h"
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#include "zh_config.h"
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#define ID 1 // Unique ID of the device on the network.
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RF24 radio(9, 10);
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SemaphoreHandle_t pad_pushing;
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float get_battery_level_charge()
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{
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ADMUX = (1 << REFS0) | (1 << MUX3) | (1 << MUX2) | (1 << MUX1);
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ADCSRA |= (1 << ADEN);
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delay(10);
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ADCSRA |= (1 << ADSC);
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while (bit_is_set(ADCSRA, ADSC))
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;
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ADCSRA &= ~(1 << ADEN);
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return (1024 * 1.1) / (ADCL + ADCH * 256);
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}
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void send_pad_pushing(void *pvParameters)
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{
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(void)pvParameters;
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for (;;)
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{
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xSemaphoreTake(pad_pushing, portMAX_DELAY);
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rf_transmitted_data_t sensor{ID, RFST_TOUCH_PAD};
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sensor.value_1 = get_battery_level_charge() * 100;
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radio.powerUp();
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radio.flush_tx();
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radio.write(&sensor, sizeof(rf_transmitted_data_t));
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radio.powerDown();
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sei();
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}
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vTaskDelete(NULL);
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}
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void setup()
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{
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EICRA |= (1 << ISC11) | (1 << ISC10);
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EIMSK |= (1 << INT1);
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ADCSRA &= ~(1 << ADEN);
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radio.begin();
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radio.setChannel(120);
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radio.setDataRate(RF24_250KBPS);
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radio.setPALevel(RF24_PA_MAX);
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radio.setPayloadSize(14);
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radio.setAddressWidth(3);
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radio.setCRCLength(RF24_CRC_8);
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radio.setRetries(15, 15);
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radio.openWritingPipe(0xDDEEFF);
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radio.powerDown();
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pad_pushing = xSemaphoreCreateBinary();
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xTaskCreate(send_pad_pushing, "Send Pad Pushing", configMINIMAL_STACK_SIZE, NULL, 1, NULL);
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}
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void loop()
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{
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set_sleep_mode(SLEEP_MODE_PWR_DOWN);
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portENTER_CRITICAL();
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sleep_enable();
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portEXIT_CRITICAL();
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sleep_cpu();
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sleep_reset();
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}
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ISR(INT1_vect)
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{
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cli();
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xSemaphoreGiveFromISR(pad_pushing, NULL);
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} |