fixed typo

src/ext/elphel/elphel_php.c

@@ -2380,7 +2380,7 @@ PHP_FUNCTION(elphel_frame2ts) {
     cframe = ELPHEL_GLOBALPARS(port, G_COMPRESSOR_FRAME);
     cts = ELPHEL_GLOBALPARS(port, G_COMPRESSOR_SEC) + 0.000001* ELPHEL_GLOBALPARS(port, G_COMPRESSOR_USEC);
     if (frame > 0){ // if <=0 (or absent) return last compressed frame
-    	// Read trigger decimation (used when slower sesnor is triggered by the faster one, like MT9P006 from Boson-640
+    	// Read trigger decimation (used when slower sensor is triggered by the faster one, like MT9P006 from Boson-640
     	trig_decimate = ((struct framepars_t *) ELPHEL_G(framePars[port]))[cframe & PARS_FRAMES_MASK ].pars[P_TRIG_DECIMATE] + 1;
         // read trigger period (even for externally triggered slaves this value has to be defined and used for period)
         period_sec = 0.00000001 * trig_decimate * (((struct framepars_t *) ELPHEL_G(framePars[port]))[cframe & PARS_FRAMES_MASK ].pars[P_TRIG_PERIOD]);