Add 8285 based head tracker

Author: pkendall64

targets/debug.ini

@@ -100,6 +100,27 @@ extends = env:DEBUG_TIMER_ESP32_Backpack_via_UART
 # Head Tracker VRX backpack targets
 # ********************************
 
+[env:DEBUG_ESP_HT_Backpack_via_UART]
+extends = env_common_esp8285, rapidfire_vrx_backpack_common
+upload_resetmethod = nodemcu
+build_flags =
+	${env_common_esp8285.build_flags}
+	${rapidfire_vrx_backpack_common.build_flags}
+	-D DEBUG_LOG
+	-D HAS_HEADTRACKING
+	-D PIN_BUTTON=0
+	-D PIN_LED=16
+	-D PIN_MOSI=13
+	-D PIN_CLK=14
+	-D PIN_CS=15
+	-D PIN_SDA=2
+	-D PIN_SCL=4
+	-D PIN_INT=9
+reset_method=nodemcu
+
+[env:DEBUG_ESP_HT_Backpack_via_WIFI]
+extends = env:DEBUG_ESP_HT_Backpack_via_UART
+
 [env:DEBUG_C3_HT_Backpack_via_UART]
 extends = env_common_esp32c3, rapidfire_vrx_backpack_common
 build_flags =