From 34cf0037ea287902b1ccb0e1d252d52c97bc2e43 Mon Sep 17 00:00:00 2001
From: Sebastien Bourdeauducq <sb@m-labs.hk>
Date: Wed, 23 Oct 2019 18:28:45 +0800
Subject: [PATCH] simple-dmi: make decimation configurable

---
 simple-dmi.json   | 4 +++-
 src/simple-dmi.rs | 5 +++--
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/simple-dmi.json b/simple-dmi.json
index 58410a4..77083d5 100644
--- a/simple-dmi.json
+++ b/simple-dmi.json
@@ -7,5 +7,7 @@
     "bit_meas": 1,
 
     "refpll_ki": 4294967,
-    "refpll_kp": 85899345
+    "refpll_kp": 85899345,
+
+    "decimation": 200000
 }
diff --git a/src/simple-dmi.rs b/src/simple-dmi.rs
index 2558ca2..940ec9d 100644
--- a/src/simple-dmi.rs
+++ b/src/simple-dmi.rs
@@ -20,7 +20,8 @@ struct Config {
     bit_ref: u8,
     bit_meas: u8,
     refpll_ki: i64,
-    refpll_kp: i64
+    refpll_kp: i64,
+    decimation: u32
 }
 
 fn read_config_from_file<P: AsRef<Path>>(path: P) -> Result<Config, Box<dyn Error>> {
@@ -38,7 +39,7 @@ fn main() {
         config.refpll_ki,
         config.refpll_kp);
     let mut tracker = noptica::Tracker::new();
-    let mut decimator = noptica::Decimator::new(200000);
+    let mut decimator = noptica::Decimator::new(config.decimation);
     noptica::sample(&config.sample_command, |rising, _falling| {
         refpll.tick(rising & (1 << config.bit_ref) != 0);
         if rising & (1 << config.bit_meas) != 0 {