Tuten Gag,
ich möchte einen Atmega328p schlafen legen und diesen per PCINT
(Tastendruck) wieder wecken. Das klappt soweit auch alles. Sobald ich
jedoch die Funktion
radio.sendWithRetry();
aufrufe, reagiert der AVR nicht mehr auf einen PCINT. Hat hier jemand
eine Idee zur Lösung des Problems?
1 | /*////////////
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2 | // Includes //
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3 | ////////////*/
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4 |
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5 | #include <RFM69.h>
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6 | #include <SPI.h>
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7 | #include <avr/interrupt.h>
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8 | #include <avr/sleep.h>
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9 |
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10 | /*//////////
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11 | // Config //
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12 | //////////*/
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13 |
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14 | // radio param
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15 | #define RADIO_NETWORKID 0 // network id
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16 | #define RADIO_DEVICEID 1 // device id
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17 | #define RADIO_RECEIVERID 2 // receiver id
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18 | #define RADIO_FREQUENCY RF69_433MHZ // transmission frequency
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19 | #define RADIO_ENCRYPT true // use AES-encryption
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20 | #define RADIO_ENCRYPTIONKEY "TOPSECRETPASSWRD" // 16-byte key for all devices
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21 | #define RADIO_USEACK true // request ACKs
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22 | #define RADIO_SENDTIMEOUT 500 // timeout in ms
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23 | #define RADIO_STATUSLED 8 // pin for led
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24 |
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25 | // buttons
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26 | #define BTN_UNFOLD 19
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27 |
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28 | /*////////////////////
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29 | // Global Variables //
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30 | ////////////////////*/
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31 |
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32 | char Buffer[] = { 0, 0, 0, 0, 0, 0, 0, 0 };
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33 |
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34 | /*///////////
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35 | // Objects //
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36 | ///////////*/
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37 |
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38 | RFM69 Radio;
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39 |
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40 | /*/////////
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41 | // Setup //
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42 | /////////*/
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43 |
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44 | void setup()
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45 | {
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46 | // for debugging
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47 | Serial.begin(9600);
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48 |
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49 | // status-led
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50 | pinMode(RADIO_STATUSLED, OUTPUT);
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51 |
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52 | // set button-pins
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53 | pinMode(BTN_UNFOLD, INPUT_PULLUP);
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54 |
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55 | // enable pin-change-interrupts for port c
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56 | PCICR |= (1 << PCIE1);
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57 |
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58 | // enable pin-change-interrupts on port c for specified pins
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59 | PCMSK1 |= (1 << PCINT13);
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60 |
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61 | // start interrupts
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62 | sei();
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63 |
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64 | // initialize RFM69
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65 | Radio.initialize(RADIO_FREQUENCY, RADIO_DEVICEID, RADIO_NETWORKID);
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66 | Radio.setHighPower();
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67 | Radio.encrypt(RADIO_ENCRYPTIONKEY);
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68 | Radio.sleep();
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69 | }
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70 |
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71 | /*////////////
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72 | // Mainloop //
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73 | ////////////*/
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74 |
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75 | void loop()
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76 | {
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77 |
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78 | digitalWrite(RADIO_STATUSLED, HIGH);
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79 | delay(100);
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80 | //Radio.sendWithRetry(RADIO_RECEIVERID, Buffer, sizeof(Buffer));
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81 | Radio.sleep();
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82 | digitalWrite(RADIO_STATUSLED, LOW);
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83 | delay(100);
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84 |
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85 | // zzzz
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86 | set_sleep_mode(SLEEP_MODE_PWR_DOWN);
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87 | sleep_mode();
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88 | }
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89 |
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90 | /*///////
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91 | // ISR //
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92 | ///////*/
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93 |
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94 | ISR(PCINT1_vect)
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95 | {
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96 | }
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