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transactions involve an echo 

git-svn-id: https://hamlib.svn.sourceforge.net/svnroot/hamlib/trunk@2921 7ae35d74-ebe9-4afe-98af-79ac388436b8
Hamlib-1.2.11
Stéphane Fillod, F8CFE 2010-05-26 07:50:47 +00:00
rodzic 7a42ff1b85
commit bd11da18c0
1 zmienionych plików z 19 dodań i 7 usunięć
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26
m2/rc2800.c
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@ -37,7 +37,7 @@
#define CR "\r" #define CR "\r"
#define BUFSZ 64 #define BUFSZ 128
/* /*
The continuous output of some of the RC2800 The continuous output of some of the RC2800
@ -71,7 +71,7 @@ static int rc2800_parse (char *s, char *device, float *value)
int len = strlen(s); int len = strlen(s);
if (len == 0) if (len == 0)
return RIG_EPROTO; return -RIG_EPROTO;
if (len > 7) if (len > 7)
{ {
@ -109,7 +109,7 @@ static int rc2800_parse (char *s, char *device, float *value)
return RIG_OK; return RIG_OK;
} }
return RIG_EPROTO; return -RIG_EPROTO;
} }
@ -169,6 +169,16 @@ transaction_write:
if (!data_len) if (!data_len)
data_len = BUFSZ; data_len = BUFSZ;
/* first reply is an echo */
memset(data,0,data_len);
retval = read_string(&rs->rotport, data, data_len, CR, strlen(CR));
if (retval < 0) {
if (retry_read++ < rot->state.rotport.retry)
goto transaction_write;
goto transaction_quit;
}
/* then comes the answer */
memset(data,0,data_len); memset(data,0,data_len);
retval = read_string(&rs->rotport, data, data_len, CR, strlen(CR)); retval = read_string(&rs->rotport, data, data_len, CR, strlen(CR));
if (retval < 0) { if (retval < 0) {
@ -191,10 +201,10 @@ rc2800_rot_set_position(ROT *rot, azimuth_t az, elevation_t el)
rig_debug(RIG_DEBUG_TRACE, "%s called: %f %f\n", __FUNCTION__, az, el); rig_debug(RIG_DEBUG_TRACE, "%s called: %f %f\n", __FUNCTION__, az, el);
sprintf(cmdstr, "A\r%3.1f\r", az); sprintf(cmdstr, "A%3.1f\r", az);
retval1 = rc2800_transaction(rot, cmdstr, NULL, 0); retval1 = rc2800_transaction(rot, cmdstr, NULL, 0);
sprintf(cmdstr, "E\r%3.1f\r", el); sprintf(cmdstr, "E%3.1f\r", el);
retval2 = rc2800_transaction(rot, cmdstr, NULL, 0); retval2 = rc2800_transaction(rot, cmdstr, NULL, 0);
if (retval1 == retval2) if (retval1 == retval2)
@ -221,7 +231,7 @@ rc2800_rot_get_position(ROT *rot, azimuth_t *az, elevation_t *el)
if (device == 'A') if (device == 'A')
*az = (azimuth_t) value; *az = (azimuth_t) value;
else else
return RIG_EPROTO; return -RIG_EPROTO;
} }
retval = rc2800_transaction(rot, "E" CR, posbuf, sizeof(posbuf)); retval = rc2800_transaction(rot, "E" CR, posbuf, sizeof(posbuf));
@ -234,7 +244,7 @@ rc2800_rot_get_position(ROT *rot, azimuth_t *az, elevation_t *el)
if (device == 'E') if (device == 'E')
*el = (elevation_t) value; *el = (elevation_t) value;
else else
return RIG_EPROTO; return -RIG_EPROTO;
} }
rig_debug(RIG_DEBUG_TRACE, "%s: (az, el) = (%.1f, %.1f)\n", rig_debug(RIG_DEBUG_TRACE, "%s: (az, el) = (%.1f, %.1f)\n",
@ -271,6 +281,8 @@ rc2800_rot_stop(ROT *rot)
/* ************************************************************************* */ /* ************************************************************************* */
/* /*
* M2 RC2800 rotator capabilities. * M2 RC2800 rotator capabilities.
*
* Protocol documentation: http://www.confluentdesigns.com/files/PdfFiles/devguide_24.pdf
*/ */
const struct rot_caps rc2800_rot_caps = { const struct rot_caps rc2800_rot_caps = {