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Update of auto leveling in linear mode

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tinySA-v0.2
erikkaashoek 6 years ago
parent 67851716ba
commit 70cb7cbe5a
4 changed files with 62 additions and 30 deletions
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2
nanovna.h
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@ -202,6 +202,8 @@ void toggle_waterfall(void);
void set_mode(int);
int GetMode(void);
void set_reflevel(float);
#define REFLEVEL_MAX 999999.0
#define REFLEVEL_MIN 0.0010
void set_scale(float);
void AllDirty(void);
void MenuDirty(void);

2
plot.c
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@ -875,7 +875,7 @@ static void trace_get_value_string(
plot_printf(buf, len, "-INF");
else {
if (setting.unit)
plot_printf(buf, len, "%s %.2f%s%s", buf2, v - rlevel,unit_string[setting.unit],(mtype & M_NOISE?"/Hz":""));
plot_printf(buf, len, "%s %.4f%s%s", buf2, v - rlevel,unit_string[setting.unit],(mtype & M_NOISE?"/Hz":""));
else
plot_printf(buf, len, "%s %.1f%s%s", buf2, v - rlevel,unit_string[setting.unit],(mtype & M_NOISE?"/Hz":""));
}

86
sa_core.c
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@ -479,14 +479,15 @@ void set_unit(int u)
r = value(r); // Convert to target unit
s = value(s);
if (UNIT_IS_LINEAR(setting.unit)) {
if (r < 0.1)
r = 0.1; // Minimum value to ensure display
if (r >500)
r = 500; // Maximum value
set_reflevel(r);
set_scale(r/10.0);
if (r < REFLEVEL_MIN)
r = REFLEVEL_MIN; // Minimum value to ensure display
if (r >REFLEVEL_MAX)
r = REFLEVEL_MAX; // Maximum value
set_scale(r/NGRIDY);
set_reflevel(setting.scale*NGRIDY);
} else {
r = 10 * round((r*1.2)/10.0);
set_reflevel(r);
set_scale(10);
}
dirty = true;
@ -495,14 +496,18 @@ void set_unit(int u)
void set_reflevel(float level)
{
if (UNIT_IS_LINEAR(setting.unit)) { // Never negative bottom
if (level < 0.1)
level = 0.1;
if (UNIT_IS_LINEAR(setting.unit)) {
if (level < REFLEVEL_MIN)
level = REFLEVEL_MIN;
if (level > REFLEVEL_MAX)
level = REFLEVEL_MAX;
#if 0
float s = setting.scale;
if (level - NGRIDY * s < 0) {
if (level < NGRIDY * s) { // Never negative bottom
set_scale(level/NGRIDY);
level = setting.scale * NGRIDY;
}
#endif
}
setting.reflevel = level;
@ -514,26 +519,43 @@ void set_reflevel(float level)
}
void set_scale(float t) {
if (UNIT_IS_LINEAR(setting.unit)) { // Never negative bottom
if (t < 0.01)
t = 0.01;
if (UNIT_IS_LINEAR(setting.unit)) {
if (t < REFLEVEL_MIN/10)
t = REFLEVEL_MIN/10;
if (t > REFLEVEL_MAX/10)
t = REFLEVEL_MAX/10;
} else {
if (t > 20.0)
t = 20.0;
else if (t < 1)
t = 1.0;
}
float m = 1;
// t = t * 1.2;
while (t > 10) { m *= 10; t/=10; }
while (t < 1.0) { m /= 10; t*=10; }
if (t>5)
if (t>5.0001)
t = 10.0;
else if (t>2)
else if (t>2.0001)
t = 5.0;
else
else if (t > 1.0001)
t = 2.0;
else
t = 1.0;
t = t*m;
setting.scale = t;
set_trace_scale(0, t);
set_trace_scale(1, t);
set_trace_scale(2, t);
// if (!UNIT_IS_LINEAR(setting.unit)) {
setting.reflevel = t * floor(setting.reflevel/t);
set_trace_refpos(0,setting.reflevel);
set_trace_refpos(1,setting.reflevel);
set_trace_refpos(2,setting.reflevel);
// }
#if 0
if (UNIT_IS_LINEAR(setting.unit)) { // Never negative bottom
float r = setting.reflevel;
t = NGRIDY * t;
@ -544,7 +566,7 @@ void set_scale(float t) {
set_trace_refpos(2, t);
}
}
#endif
// set_reflevel(setting.reflevel);
}
@ -1440,7 +1462,9 @@ again:
if (!in_selftest && MODE_INPUT(setting.mode) && setting.auto_reflevel && max_index[0] > 0) { // Auto reflevel
if (UNIT_IS_LINEAR(setting.unit)) { // Linear scales can not have negative values
float r = value(actual_t[max_index[0]]);
if ((setting.reflevel > 0.1 && r < setting.reflevel / 2 ) || (setting.reflevel < 500.0 && r > setting.reflevel) ) { // ensure minimum and maximum reflevel
if ((setting.reflevel > REFLEVEL_MIN && r < setting.reflevel / 2 ) || (setting.reflevel < REFLEVEL_MAX && r > setting.reflevel) ) { // ensure minimum and maximum reflevel
// r = setting.scale * (floor(r / setting.scale) + 1);
#if 0
float m = 1;
// t = t * 1.2;
while (r > 10) { m *= 10; r/=10; }
@ -1452,18 +1476,24 @@ again:
else
r = 2.0;
r = r*m;
if (r < 0.1)
r = 0.1;
if (r > 500.0)
r = 500.0;
set_scale(r / NGRIDY);
set_reflevel(r);
#endif
if (r < REFLEVEL_MIN)
r = REFLEVEL_MIN;
if (r > REFLEVEL_MAX)
r = REFLEVEL_MAX;
//if (setting.scale * NGRIDY > r)
set_scale(r / NGRIDY);
set_reflevel(setting.scale*NGRIDY);
}
} else {
if (value(actual_t[max_index[0]]) > setting.reflevel - setting.scale/2) {
set_reflevel(setting.reflevel + setting.scale);
if (value(actual_t[max_index[0]]) < setting.reflevel - setting.scale*NGRIDY || temp_min_level > setting.reflevel) {
set_reflevel(setting.scale*(floor(value(actual_t[max_index[0]])/setting.scale)+1));
redraw_request |= REDRAW_CAL_STATUS;
dirty = true; // Must be above if(scandirty!!!!!)
}else if (value(actual_t[max_index[0]]) > setting.reflevel - setting.scale/2) {
set_reflevel(setting.reflevel + setting.scale);
redraw_request |= REDRAW_CAL_STATUS;
dirty = true; // Must be above if(scandirty!!!!!)
} else if (temp_min_level < setting.reflevel - 10.1 * setting.scale && value(actual_t[max_index[0]]) < setting.reflevel - setting.scale * 1.5) {
set_reflevel(setting.reflevel - setting.scale);
redraw_request |= REDRAW_CAL_STATUS;
@ -1716,8 +1746,8 @@ float my_round(float v)
const char *unit_string[] = { "dBm", "dBmV", "dBuV", "mV", "uV", "mW", "uW" };
static const float scale_value[12]={50, 20,10,5,2,1,0.5,0.2,0.1,0.05,0.02,0.01};
static const char *scale_vtext[12]= {"50", "20","10","5","2","1","0.5","0.2","0.1","0.05","0.02","0.01"};
static const float scale_value[]={50000, 20000, 10000, 5000, 2000, 1000, 500, 200, 100, 50, 20,10,5,2,1,0.5,0.2,0.1,0.05,0.02,0.01,0.005,0.002, 0.001,0.0005,0.0002, 0.0001};
static const char *scale_vtext[]= {"50000", "20000", "10000", "5000", "2000", "1000", "500", "200", "100", "50", "20","10","5","2","1","0.5","0.2","0.1","0.05","0.02","0.01", "0.005","0.002","0.001", "0.0005","0.0002","0.0001"};
void draw_cal_status(void)
{

2
ui_sa.c
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@ -421,7 +421,7 @@ static const char * const keypad_mode_label[] = {
#endif
#ifdef __SA__
static const char * const keypad_mode_label[] = {
"error", "START", "STOP", "CENTER", "SPAN", "FREQ", "REFPOS", "SCALE", // 0-7
"error", "START", "STOP", "CENTER", "SPAN", "FREQ", "REFPOS", "\2SCALE\0 5/2/1", // 0-7
"\2ATTENUATE\0 0-31dB", "\2ACTUAL\0POWER", "IF", "\2SAMPLE\0TIME", "DRIVE", "LEVEL", "LEVEL", "LEVEL", // 8-15
"OFFSET" , "REPEATS", "OFFSET", "\2TRIGGER\0LEVEL", "\2LEVEL\0SWEEP", "\2SWEEP\0SECONDS"// 16-
};

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