update md

2020-12-05 19:54:40 +01:00
parent 531fff4c10
commit 28bce212d1
2 changed files with 11 additions and 4 deletions
--- a/raspberry.md
+++ b/raspberry.md
@@ -1,7 +1,7 @@
 ## connect via SSH


-# 
+# Useful commands
 - see connected usb devices
   - lsusb
 - arecord -l
@@ -24,3 +24,10 @@ pcm.mic {
    pcm "hw:1,0"
  }
 }
+
+
+44200 sampling rate
+5 secs
+230000 array length
+
+