From e761edee5e8ef7106fc8080fc386447e7956be71 Mon Sep 17 00:00:00 2001
From: fishsoupisgood <github@madingley.org>
Date: Thu, 21 Feb 2019 13:18:34 +0000
Subject: add edge magic

---
 app/main.c    |  1 +
 app/pll.c     | 20 ++++++++++++++------
 app/project.h |  3 ++-
 3 files changed, 17 insertions(+), 7 deletions(-)

diff --git a/app/main.c b/app/main.c
index 6116a5b..703d366 100644
--- a/app/main.c
+++ b/app/main.c
@@ -49,6 +49,7 @@ static void
 board_setup (void)
 {
   rcc_osc_bypass_enable (HSE);
+  RCC_SSCGR=0;
   rcc_clock_setup_hse_3v3 (&hse_10mhz_3v3_168);
 
   rcc_periph_clock_enable (RCC_SYSCFG);
diff --git a/app/pll.c b/app/pll.c
index 5fa370e..944e6cc 100644
--- a/app/pll.c
+++ b/app/pll.c
@@ -2,8 +2,8 @@
 
 #define JUMP_THRESH 0.1
 #define JUMP_TICKS  30
-#define FEEDBACK    0.001
-#define WARM_UP     3
+#define FEEDBACK    0.01
+#define WARM_UP     30
 
 
 static int64_t offset;
@@ -47,15 +47,12 @@ static void modify_pll_freq (uint64_t now, int d)
   phase = now - pd2;
 }
 
+
 void pll_dispatch (uint64_t happy, uint64_t edge, const char *src)
 {
   double f;
   int64_t pd;
 
-  if (warming_up) {
-    warming_up--;
-    return;
-  }
 
 
 #if 0
@@ -78,12 +75,23 @@ void pll_dispatch (uint64_t happy, uint64_t edge, const char *src)
 #endif
 
 
+if ((!gps_last_happy) && (!dcf77_last_happy) && (!msf_last_happy)) return;
+
   if (happy < gps_last_happy) return;
 
   if (happy < dcf77_last_happy) return;
 
   if (happy < msf_last_happy) return;
 
+  if (warming_up) {
+    warming_up--;
+    return;
+  }
+
+printf("EDGE %08x%08x\r\n",
+	(uint32_t) (edge >>32),
+	(uint32_t) (edge & 0xffffffff));
+
   {
     int diff, hf;
 
diff --git a/app/project.h b/app/project.h
index fa8d5b2..d19cd61 100644
--- a/app/project.h
+++ b/app/project.h
@@ -42,7 +42,8 @@
 
 #include "prototypes.h"
 
-#define HZ 168000000
+#define HZ 167999973
+//#define HZ 168000000
 //#define HZ 167968615
 //#define HZ 165925490
 //#define HZ 167996682
-- 
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