From ffc07b81d99d1dfed126a43d4d77fe9cec18257b Mon Sep 17 00:00:00 2001
From: erikkaashoek <erik@kaashoek.com>
Date: Wed, 26 May 2021 11:24:37 +0200
Subject: [PATCH] Trigger reduced to two points

---
 sa_core.c | 12 ++++++++++++
 si4432.c  | 12 ++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/sa_core.c b/sa_core.c
index c8e08fd..a24d8bf 100644
--- a/sa_core.c
+++ b/sa_core.c
@@ -3483,6 +3483,7 @@ again:                                                              // Spur redu
     //      shell_printf("%d %.3f %.3f %.1f\r\n", i, local_IF/1000000.0, lf/1000000.0, subRSSI);
 
     // ************** trigger mode if need
+#if 0
     // trigger on measure 4 point
 #define T_POINTS            4
 #define T_LEVEL_UNDEF       (1<<(16-T_POINTS)) // should drop after 4 shifts left
@@ -3492,6 +3493,17 @@ again:                                                              // Spur redu
 #define T_DOWN_MASK         (0b0011)           // 2 from up 2 to bottom
 #define T_UP_MASK           (0b1100)           // 2 from bottom 2 to up
 #define T_LEVEL_CLEAN       ~(1<<T_POINTS)     // cleanup old trigger data
+#else
+    // trigger on measure 2 point
+#define T_POINTS            2
+#define T_LEVEL_UNDEF       (1<<(16-T_POINTS)) // should drop after 4 shifts left
+#define T_LEVEL_BELOW       1
+#define T_LEVEL_ABOVE       0
+    // Trigger mask, should have width T_POINTS bit
+#define T_DOWN_MASK         (0b0001)           // 1 from up 1 to bottom
+#define T_UP_MASK           (0b0010)           // 1 from bottom 1 to up
+#define T_LEVEL_CLEAN       ~(1<<T_POINTS)     // cleanup old trigger data
+#endif
 
     if (i == 0 && setting.frequency_step == 0 && setting.trigger != T_AUTO) { // if in zero span mode and wait for trigger to happen and NOT in trigger mode
 
diff --git a/si4432.c b/si4432.c
index 88b07d0..258c294 100644
--- a/si4432.c
+++ b/si4432.c
@@ -556,6 +556,7 @@ int SI4432_is_fast_mode(void)
 
 //--------------------------- Trigger -------------------
 // ************** trigger mode if need
+#if 0
 // trigger on measure 4 point
 #define T_POINTS            4
 #define T_LEVEL_UNDEF       (1<<(16-T_POINTS)) // should drop after 4 shifts left
@@ -565,6 +566,17 @@ int SI4432_is_fast_mode(void)
 #define T_DOWN_MASK         (0b0011)           // 2 from up 2 to bottom
 #define T_UP_MASK           (0b1100)           // 2 from bottom 2 to up
 #define T_LEVEL_CLEAN       ~(1<<T_POINTS)     // cleanup old trigger data
+#else
+    // trigger on measure 2 point
+#define T_POINTS            2
+#define T_LEVEL_UNDEF       (1<<(16-T_POINTS)) // should drop after 2 shifts left
+#define T_LEVEL_BELOW       1
+#define T_LEVEL_ABOVE       0
+    // Trigger mask, should have width T_POINTS bit
+#define T_DOWN_MASK         (0b0001)           // 1 from up 1 to bottom
+#define T_UP_MASK           (0b0010)           // 1 from bottom 1 to up
+#define T_LEVEL_CLEAN       ~(1<<T_POINTS)     // cleanup old trigger data
+#endif
 
 enum { ST_ARMING, ST_WAITING, ST_FILLING };