Complete device tree fragment import and correct for flawed output level.

testplan/programdat.txt

@@ -22,7 +22,7 @@ product_uuid c6dfc066-e0ea-4e2c-b327-5ea7d24420b2
 product_id 0x0001
 
 # 16 bit product version
-product_ver 0x0001
+product_ver 0x0002
 
 # ASCII vendor string  (max 255 characters)
 vendor "Europalab Devices ApS"
@@ -32,7 +32,7 @@ product "Sendcomm EDU"
 
 # Custom binary data
 custom_data
-c0ffee
+baadc0ffee
 end
 
 ########################################################################
@@ -91,5 +91,6 @@ back_power 0
 #setgpio  24    INPUT     DEFAULT
 #setgpio  25    INPUT     DEFAULT
 #setgpio  26    INPUT     DEFAULT
-setgpio  26    OUTPUT    NONE  # Sendcomm SAMR34 reset (B6)
+#setgpio  26    OUTPUT    NONE  # Doesnt work default high
+setgpio  26    INPUT     DEFAULT  # Sendcomm SAMR34 reset (B6)
 #setgpio  27    INPUT     DEFAULT

testplan/sendcommrst.sh

@@ -0,0 +1,17 @@
+#! /bin/sh
+
+# The gpio(1) cmd seems to fail while sys/class works
+#gpio export 26 out  # GPIO-26 defaults to low state
+#gpio write 26 1     # Set to high for normal operation
+#gpio write 26 0 && gpio write 26 1  # Force a MCU reset
+#
+NUM=26
+HIGH=1
+LOW=0
+SYSC=/sys/class/gpio
+
+# Reset (from custom device tree, input) GPIO for output
+[ -e ${SYSC}/gpio${NUM} ] || echo $NUM >${SYSC}/export && sleep 1
+echo out >${SYSC}/gpio${NUM}/direction
+echo $HIGH >${SYSC}/gpio${NUM}/value
+echo $LOW >${SYSC}/gpio${NUM}/value && echo $HIGH >${SYSC}/gpio${NUM}/value