Add comment for old ubx support

fenrir-naru · Sep 28, 2023 · 6736058 · 6736058
1 parent d5ec3c4
commit 6736058
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/tool/ubx_filter.rb b/tool/ubx_filter.rb
@@ -177,6 +177,7 @@ def run(&b)
       event,2100:2000,drop,GPS:03 
           # start dropping GPS 3 after GPS time 2100[week] 20000[s]
 
+    Note: For old ubx, just PRN number (without satellite system) like "1" (<-instead of "GPS:01") works well. 
 __STRING__
 
 options = {