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changed hardware setup for stm32

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This commit is contained in:
Johannes Paehr
2018-12-30 21:47:15 +01:00
parent 8dfece7633
commit 2ae9c45216
2 changed files with 38 additions and 27 deletions
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63
hardwaresetup.cpp
View File

@@ -264,38 +264,12 @@ void HardwareSetup::run() {
else if (HARDWARE_VERSION == 3) {
uint8_t dummy[sizeof(struct TransCheck)] = {0};
fd = open(PORT_PATH, O_RDONLY);
while (this->fd < 0) {
// wait 1 second
sleep(1);
cout << "Port can't be opened" << endl;
fd = open(PORT_PATH, O_RDONLY);
if (this->stop) {
break;
}
}
this->connectSTM32();
// prepare buffer
std::shared_ptr<struct TransCheck> received =
std::make_shared<struct TransCheck>();
uint8_t uintBuf[sizeof(struct TransCheck)];
// void * voidBuf;
// configure among others non-canonical mode (important)
struct termios config;
tcgetattr(fd, &config);
config.c_lflag = 0; // standard value is bad choosen
tcsetattr(fd, TCSANOW, &config);
// read raw data to buffer
ssize_t length = read(fd, uintBuf, sizeof(struct TransCheck));
if (this->stop == 0) {
cout << "Port opened" << endl;
// flush existing data
if (static_cast<unsigned long>(length) <
sizeof(struct TransCheck)) {
tcflush(fd, TCIFLUSH);
}
}
while (!this->stop) {
// read data
@@ -367,6 +341,7 @@ void HardwareSetup::run() {
else {
// dataframe not ok
tcflush(fd, TCIFLUSH);
this->connectSTM32();
}
// overwrite received data to prevent same data gets read one more
@@ -379,6 +354,40 @@ void HardwareSetup::run() {
}
}
void HardwareSetup::connectSTM32() {
fd = open(PORT_PATH, O_RDONLY);
while (this->fd < 0) {
// wait 1 second
sleep(1);
cout << "Port can't be opened" << endl;
fd = open(PORT_PATH, O_RDONLY);
if (this->stop) {
break;
}
}
// prepare buffer
std::shared_ptr<struct TransCheck> received =
std::make_shared<struct TransCheck>();
uint8_t uintBuf[sizeof(struct TransCheck)];
// void * voidBuf;
// configure among others non-canonical mode (important)
struct termios config;
tcgetattr(fd, &config);
config.c_lflag = 0; // standard value is bad choosen
tcsetattr(fd, TCSANOW, &config);
// read raw data to buffer
ssize_t length = read(fd, uintBuf, sizeof(struct TransCheck));
if (this->stop == 0) {
cout << "Port opened" << endl;
// flush existing data
if (static_cast<unsigned long>(length) < sizeof(struct TransCheck)) {
tcflush(fd, TCIFLUSH);
}
}
}
bool HardwareSetup::getShell() {
// int zahl[8] = {0};

2
hardwaresetup.h
View File

@@ -38,6 +38,8 @@ class HardwareSetup : public QThread {
#endif
int fd;
void connectSTM32();
bool getShell();
bool getDea();
int * findBit(int * array, int zahl);