cheetah/esp32-bluetooth-pager-pocsag-encoder
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performance optimization

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cheetah 2019-09-24 13:42:28 +02:00
parent dfb7af9459
commit e465e01db8
2 changed files with 17 additions and 9 deletions
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1
src/cuddlycheetah.pocsag.cpp
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@ -1,3 +1,4 @@
#include <cuddlycheetah.pocsag.h> #include <cuddlycheetah.pocsag.h>
/** /**
* Calculate the CRC error checking code for the given word. * Calculate the CRC error checking code for the given word.

25
src/main.cpp
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@ -23,11 +23,6 @@ class MyServerCallback: public BLEServerCallbacks {
//todo display `connected` on the screen //todo display `connected` on the screen
Serial.println("LE onConnect"); Serial.println("LE onConnect");
// memset(payload, 0x00, BUFF_LEN); // memset(payload, 0x00, BUFF_LEN);
/*connected = true;
hasLongText = false;
hasText = false;
hasTimeText = false;
yScrollPos = 0;*/
} }
void onDisconnect(BLEServer* pServer) { void onDisconnect(BLEServer* pServer) {
@ -36,6 +31,9 @@ class MyServerCallback: public BLEServerCallbacks {
//connected = false; //connected = false;
} }
}; };
const char* sendText;
bool send = false;
void emulatePOCSAG(const char* msg); void emulatePOCSAG(const char* msg);
class DisplayCharacteristicCallback: public BLECharacteristicCallbacks { class DisplayCharacteristicCallback: public BLECharacteristicCallbacks {
void onWrite(BLECharacteristic* pCharacteristic) { void onWrite(BLECharacteristic* pCharacteristic) {
@ -49,8 +47,8 @@ class DisplayCharacteristicCallback: public BLECharacteristicCallbacks {
Serial.print(str.length()); Serial.print(str.length());
Serial.println("}"); Serial.println("}");
Serial.println(str.c_str()); Serial.println(str.c_str());
sendText = str.c_str();
emulatePOCSAG(str.c_str()); send = true;
} }
}; };
@ -109,7 +107,7 @@ void emulatePOCSAG(const char* msg) {
int Sym=0; int Sym=0;
// https://raw.githubusercontent.com/nkolban/ESP32_BLE_Arduino/master/examples/BLE_server_multiconnect/BLE_server_multiconnect.ino // https://raw.githubusercontent.com/nkolban/ESP32_BLE_Arduino/master/examples/BLE_server_multiconnect/BLE_server_multiconnect.ino
encodeTransmission(IS_NUMERIC, CAPCODE, FUNCTION_BITS, message, strlen(message), transmission); encodeTransmission(IS_NUMERIC, CAPCODE, FUNCTION_BITS, message, strlen(message), transmission);
char *pocsagData=(char *)malloc(messageLength*32 + 1); char *pocsagData=(char *)malloc(messageLength*32 + 1);
//Serial.println("generating"); //Serial.println("generating");
for (int i = 0;i < messageLength; i++) { for (int i = 0;i < messageLength; i++) {
@ -129,6 +127,8 @@ void emulatePOCSAG(const char* msg) {
digitalWrite(POCSAG_PIN, bit); digitalWrite(POCSAG_PIN, bit);
delayMicroseconds(1000000 / 1200); delayMicroseconds(1000000 / 1200);
} }
free(transmission);
free(pocsagData);
/*Serial.println(""); /*Serial.println("");
Serial.println("transmitting"); Serial.println("transmitting");
for (int i = 0; i < messageLength * 32; i++) { for (int i = 0; i < messageLength * 32; i++) {
@ -155,8 +155,15 @@ void setup() {
Serial.println('Bluetooth Empfänger V1 - by <@cuddlycheetah>'); Serial.println('Bluetooth Empfänger V1 - by <@cuddlycheetah>');
setupBT(); setupBT();
setupPOCSAG(); setupPOCSAG();
emulatePOCSAG("42"); fakePOCSAG();
emulatePOCSAG(String("UU").c_str());
emulatePOCSAG(String("44").c_str());
} }
void loop() { void loop() {
if (send == true) {
send = false;
emulatePOCSAG(String(sendText).c_str());
}
} }