martin/aqhomecontrol
Public Access
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

aqhome: Use baudrate of 19200 bps.

Browse Source
This commit is contained in:
Martin Preuss
2023-01-25 16:29:16 +01:00
parent 348d808706
commit 7c808715b4
1 changed files with 16 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
aqhome/serial.c
View File

@@ -80,6 +80,7 @@ int AQH_Serial_Open(AQH_SERIAL *sr)
return GWEN_ERROR_IO; return GWEN_ERROR_IO;
} }
rv=cfsetispeed(&options, B19200); rv=cfsetispeed(&options, B19200);
//rv=cfsetispeed(&options, B9600);
if (rv<0) { if (rv<0) {
DBG_ERROR(NULL, "Error on cfsetispeed(%s): %s (%d)", sr->deviceName, strerror(errno), errno); DBG_ERROR(NULL, "Error on cfsetispeed(%s): %s (%d)", sr->deviceName, strerror(errno), errno);
return GWEN_ERROR_IO; return GWEN_ERROR_IO;
@@ -91,7 +92,7 @@ int AQH_Serial_Open(AQH_SERIAL *sr)
} }
options.c_cflag &= ~PARENB; options.c_cflag &= ~PARENB;
options.c_cflag &= ~CSTOPB; options.c_cflag &= ~CSTOPB; /* use one stopbit insteadof 2 */
options.c_cflag &= ~CSIZE; options.c_cflag &= ~CSIZE;
options.c_cflag |= CS8; options.c_cflag |= CS8;
@@ -176,7 +177,7 @@ int AQH_Serial_Send(AQH_SERIAL *sr, const uint8_t *ptr, uint8_t len)
return rv; return rv;
} }
usleep(10); usleep(50);
rv=_writeForced(sr, ptr, len); rv=_writeForced(sr, ptr, len);
if (rv<0) { if (rv<0) {
@@ -222,15 +223,20 @@ int AQH_Serial_SendPacket(AQH_SERIAL *sr, uint8_t destAddr, const uint8_t *ptr,
} }
x^=len; x^=len;
/* send message */ if (len>0) {
rv=_writeForced(sr, ptr, len); uint8_t i;
if (rv<0) {
DBG_INFO(NULL, "here (%d)", rv);
_attnHigh(sr);
return rv;
}
x^=_calcChecksum(ptr, len); /* send message */
rv=_writeForced(sr, ptr, len);
if (rv<0) {
DBG_INFO(NULL, "here (%d)", rv);
_attnHigh(sr);
return rv;
}
for (i=0; i<len; i++)
x^=ptr[i];
}
/* send XOR checksum */ /* send XOR checksum */
rv=_writeForced(sr, &x, 1); rv=_writeForced(sr, &x, 1);