9 commits

Author	SHA1	Message	Date
DiSlord	20649012df	Little speedup and less size fft ... Better support other size LCD and font Fix CH1 unstable at begin sweep	2020-03-30 20:01:51 +03:00
DiSlord	48e28f79d0	Use compact variant sin_cos table in fft (not decrease speed, and need only 208 bytes flash)	2020-03-23 15:10:01 +03:00
DiSlord	9221ad04ca	Revert, use sin_cos table in fft.h ... #define FFT_USE_SIN_COS_TABLE by default Increase code size on 700 bytes, but huge speedup (x3) transform	2020-03-23 01:16:36 +03:00
DiSlord	922b66abdb	Move offset variable to si5351.c (better use it as independent library) ... Define and move constants in nanovna.h, and use it Fix command 'marker' - display marker freq (not current freq)	2020-03-14 15:18:14 +03:00
TT	3114df7fe9	fix #92 : 'for' loop initial declarations	2019-11-17 11:16:36 +09:00
cho45	772e210ada	too much cost for sin_table	2019-10-22 09:36:41 +09:00
cho45	1120d5c33b	Fix timedomain transform (based on acd944d5fa by @erikkaashoek )	2019-09-21 22:20:08 +09:00
cho45	6bad9de606	change menu name to 'TRANSFORM'	2019-09-11 20:47:17 +09:00
cho45	889d675836	TDR feature	2019-09-10 22:39:20 +09:00