From 682c67aabb762ae534b6ad1de0fd579bd5df01cf Mon Sep 17 00:00:00 2001
From: cuu <gnubsd@me.com>
Date: Sun, 22 May 2022 10:20:25 +0800
Subject: [PATCH] update devtem-socat.sh

---
 Code/thermal_printer/usr/local/bin/devterm_socat.sh | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Code/thermal_printer/usr/local/bin/devterm_socat.sh b/Code/thermal_printer/usr/local/bin/devterm_socat.sh
index 36e2369..dbf6988 100755
--- a/Code/thermal_printer/usr/local/bin/devterm_socat.sh
+++ b/Code/thermal_printer/usr/local/bin/devterm_socat.sh
@@ -1,7 +1,16 @@
 #!/bin/bash
 
+
 sleep 4
 chmod 777 /tmp/DEVTERM_PRINTER_IN
 chmod 777 /tmp/DEVTERM_PRINTER_OUT
 
+DC=`find /sys/bus/iio/devices/iio\:device{0,1}  | wc -l`
+
+if [ "$DC" -gt "1" ];
+then
+echo "adc node err"
+else
 ln -s /sys/bus/iio/devices/iio\:device*/in_voltage*_raw /tmp/devterm_adc
+fi
+