arduino/rc-gateway
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reverse engineer protocol 1 value

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This commit is contained in:
Nicu Hodos 2022-10-25 17:21:13 +02:00
parent a85f4200c5
commit 5b1948df26
2 changed files with 50 additions and 2 deletions
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40
gateway/include/RcDecoder.h Normal file
View File

@ -0,0 +1,40 @@
#define RC_STATE(value) value & 0x1
#define RC_DEVICE(value) (value >> 1) & 0x1F
#define RC_GROUP(value) (value >> 6) & 0x1F
namespace RcDecoder {
struct RcSwitch {
bool state;
char group;
char device;
};
void decode(unsigned long value, RcSwitch decoded) {
value = value >> 2;
unsigned long res = 0;
for (int i = 0; i < 12; i++) {
res |= ((value & 1) ^ 1) << i;
value = value >> 2;
}
decoded.state = RC_STATE(res);
decoded.group = RC_GROUP(res);
switch (RC_DEVICE(res)) {
case 0b10000:
decoded.device = 1;
break;
case 0b01000:
decoded.device = 2;
break;
case 0b00100:
decoded.device = 3;
break;
case 0b00010:
decoded.device = 4;
break;
case 0b00001:
decoded.device = 5;
break;
}
}
}

12
gateway/src/gateway.cpp
View File

@ -4,7 +4,7 @@
#include "Tiny.h"
#include <ArduinoJson.h>
#include "Dht.h"
#include "RcDecoder.h"
#define RESET_PIN 10
#define SEND_PIN 11
@ -95,7 +95,15 @@ void readRcSwitch(JsonDocument& jsonDoc) {
}
JsonObject rcSwitch = jsonDoc.createNestedObject("rcSwitch");
rcSwitch["protocol"] = mySwitch.getReceivedProtocol();
rcSwitch["value"] = value;
if (mySwitch.getReceivedProtocol() == 1) {
RcDecoder::RcSwitch decoded;
RcDecoder::decode(value, decoded);
rcSwitch["state"] = decoded.state;
rcSwitch["group"] = decoded.group;
rcSwitch["channel"] = decoded.device;
} else {
rcSwitch["value"] = value;
}
}
}