Added FET to control KEY pin

README.md

@@ -20,8 +20,9 @@ access the internal bootloader, and then when the firmware takes over it can swi
 * Castellated vias for all programming pins, power and 2 GPIOs.
 * USB-C connector.
 * Target 5V and 3.3V is protected with an ideal diode circuit to not have current flow from the target to the host.
+* For compatibility (mainly with Tag-Connect TC2050), pin 7 on the STDC 14 can be connected to the protected 5V.
 
-The schematic can be found in [the schematic PDF](schematic-v1.2.pdf).
+The schematic can be found in [the schematic PDF](schematic-v1.3.pdf).
 
 ![alt text](hs-probe-top.jpg "probe")
 ![alt text](hs-probe-bot.jpg "probe")

hs-probe-cache.lib

@@ -253,6 +253,34 @@ X A 4 200 0 100 L 50 50 1 1 P
 ENDDRAW
 ENDDEF
 #
+# Device_Q_PMOS_GSD
+#
+DEF Device_Q_PMOS_GSD Q 0 0 Y N 1 F N
+F0 "Q" 200 50 50 H V L CNN
+F1 "Device_Q_PMOS_GSD" 200 -50 50 H V L CNN
+F2 "" 200 100 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+C 65 0 110 0 1 10 N
+C 100 -70 10 0 1 0 F
+C 100 70 10 0 1 0 F
+P 2 0 1 0 10 0 -100 0 N
+P 2 0 1 10 10 75 10 -75 N
+P 2 0 1 10 30 -50 30 -90 N
+P 2 0 1 10 30 20 30 -20 N
+P 2 0 1 10 30 90 30 50 N
+P 2 0 1 0 100 100 100 70 N
+P 3 0 1 0 100 -100 100 0 30 0 N
+P 4 0 1 0 30 70 130 70 130 -70 30 -70 N
+P 4 0 1 0 90 0 50 15 50 -15 90 0 F
+P 4 0 1 0 110 -20 115 -15 145 -15 150 -10 N
+P 4 0 1 0 130 -15 115 10 145 10 130 -15 N
+X G 1 -200 0 100 R 50 50 1 1 I
+X S 2 100 -200 100 U 50 50 1 1 P
+X D 3 100 200 100 D 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
 # Device_R_Small
 #
 DEF Device_R_Small R 0 10 N N 1 F N