esc_status: trim the message and remove unused fields

msg/esc_report.msg

@@ -1,12 +1,10 @@
 uint64 timestamp					# time since system start (microseconds)
-uint8 esc_vendor					# Vendor of current ESC
 uint32 esc_errorcount					# Number of reported errors by ESC - if supported
 int32 esc_rpm						# Motor RPM, negative for reverse rotation [RPM] - if supported
 float32 esc_voltage					# Voltage measured from current ESC [V] - if supported
 float32 esc_current					# Current measured from current ESC [A] - if supported
-float32 esc_temperature					# Temperature measured from current ESC [degC] - if supported
+uint8 esc_temperature					# Temperature measured from current ESC [degC] - if supported
 float32 esc_setpoint					# setpoint of current ESC
 uint16 esc_setpoint_raw					# setpoint of current ESC (Value sent to ESC)
 uint16 esc_address					# Address of current ESC (in most cases 1-8 / must be set by driver)
-uint16 esc_version					# Version of current ESC - if supported
-uint16 esc_state					# State of ESC - depend on Vendor
+uint8 esc_state					# State of ESC - depend on Vendor

msg/esc_status.msg

@@ -1,11 +1,6 @@
 uint64 timestamp					# time since system start (microseconds)
 uint8 CONNECTED_ESC_MAX = 8				# The number of ESCs supported. Current (Q2/2013) we support 8 ESCs
 
-uint8 ESC_VENDOR_GENERIC = 0				# generic ESC
-uint8 ESC_VENDOR_MIKROKOPTER = 1			# Mikrokopter
-uint8 ESC_VENDOR_GRAUPNER_HOTT = 2			# Graupner HoTT ESC
-uint8 ESC_VENDOR_TAP = 3				# TAP ESC
-
 uint8 ESC_CONNECTION_TYPE_PPM = 0			# Traditional PPM ESC
 uint8 ESC_CONNECTION_TYPE_SERIAL = 1			# Serial Bus connected ESC
 uint8 ESC_CONNECTION_TYPE_ONESHOOT = 2			# One Shoot PPM

src/drivers/mkblctrl/mkblctrl.cpp

@@ -614,8 +614,6 @@ MK::task_main()
 
 			for (unsigned int i = 0; i < _num_outputs; i++) {
 				esc.esc[i].esc_address = (uint8_t) BLCTRL_BASE_ADDR + i;
-				esc.esc[i].esc_vendor = esc_status_s::ESC_VENDOR_MIKROKOPTER;
-				esc.esc[i].esc_version = (uint16_t) Motor[i].Version;
 				esc.esc[i].esc_voltage = 0.0F;
 				esc.esc[i].esc_current = static_cast<float>(Motor[i].Current) * 0.1F;
 				esc.esc[i].esc_rpm = (uint16_t) 0;
@@ -630,8 +628,8 @@ MK::task_main()
 					esc.esc[i].esc_setpoint_raw = (uint16_t) Motor[i].SetPoint;
 				}
 
-				esc.esc[i].esc_temperature = static_cast<float>(Motor[i].Temperature);
-				esc.esc[i].esc_state = (uint16_t) Motor[i].State;
+				esc.esc[i].esc_temperature = static_cast<uint8_t>(Motor[i].Temperature);
+				esc.esc[i].esc_state = (uint8_t) Motor[i].State;
 				esc.esc[i].esc_errorcount = (uint16_t) 0;
 
 				// if motortest is requested - do it... (deprecated in future)

src/drivers/tap_esc/tap_esc.cpp

@@ -563,7 +563,6 @@ void TAP_ESC::cycle()
 				if (feed_back_data.channelID < esc_status_s::CONNECTED_ESC_MAX) {
 					_esc_feedback.esc[feed_back_data.channelID].esc_rpm = feed_back_data.speed;
 					_esc_feedback.esc[feed_back_data.channelID].esc_state = feed_back_data.ESCStatus;
-					_esc_feedback.esc[feed_back_data.channelID].esc_vendor = esc_status_s::ESC_VENDOR_TAP;
 					_esc_feedback.esc_connectiontype = esc_status_s::ESC_CONNECTION_TYPE_SERIAL;
 					_esc_feedback.counter++;
 					_esc_feedback.esc_count = num_outputs;

src/drivers/telemetry/hott/messages.cpp

@@ -113,9 +113,8 @@ publish_gam_message(const uint8_t *buffer)
 	esc.esc_count = 1;
 	esc.esc_connectiontype = esc_status_s::ESC_CONNECTION_TYPE_PPM;
 
-	esc.esc[0].esc_vendor = esc_status_s::ESC_VENDOR_GRAUPNER_HOTT;
 	esc.esc[0].esc_rpm = (uint16_t)((msg.rpm_H << 8) | (msg.rpm_L & 0xff)) * 10;
-	esc.esc[0].esc_temperature = static_cast<float>(msg.temperature1) - 20.0F;
+	esc.esc[0].esc_temperature = msg.temperature1 - 20;
 	esc.esc[0].esc_voltage = static_cast<float>((msg.main_voltage_H << 8) | (msg.main_voltage_L & 0xff)) * 0.1F;
 	esc.esc[0].esc_current = static_cast<float>((msg.current_H << 8) | (msg.current_L & 0xff)) * 0.1F;
 
@@ -186,7 +185,7 @@ build_gam_response(uint8_t *buffer, size_t *size)
 	msg.gam_sensor_id = GAM_SENSOR_ID;
 	msg.sensor_text_id = GAM_SENSOR_TEXT_ID;
 
-	msg.temperature1 = (uint8_t)(esc.esc[0].esc_temperature + 20.0F);
+	msg.temperature1 = esc.esc[0].esc_temperature + 20;
 	msg.temperature2 = 20;  // 0 deg. C.
 
 	const uint16_t voltage = (uint16_t)(esc.esc[0].esc_voltage * 10.0F);