Skip vtx tables download if not available

src/SCRIPTS/BF/MSP/common.lua

@@ -6,6 +6,7 @@ local MSP_STARTFLAG = bit32.lshift(1,4)
 local mspSeq = 0
 local mspRemoteSeq = 0
 local mspRxBuf = {}
+local mspRxError = false
 local mspRxSize = 0
 local mspRxCRC = 0
 local mspRxReq = 0
@@ -65,17 +66,13 @@ end
 function mspReceivedReply(payload)
     local idx = 1
     local status = payload[idx]
-    local err = bit32.btest(status, 0x80)
     local version = bit32.rshift(bit32.band(status, 0x60), 5)
     local start = bit32.btest(status, 0x10)
     local seq = bit32.band(status, 0x0F)
     idx = idx + 1
-    if err then
-        mspStarted = false
-        return nil
-    end
     if start then
         mspRxBuf = {}
+        mspRxError = bit32.btest(status, 0x80)
         mspRxSize = payload[idx]
         mspRxReq = mspLastReq
         idx = idx + 1
@@ -117,7 +114,7 @@ function mspPollReply()
             return nil
         elseif mspReceivedReply(mspData) then
             mspLastReq = 0
-            return mspRxReq, mspRxBuf
+            return mspRxReq, mspRxBuf, mspRxError
         end     
     end
 end

src/SCRIPTS/BF/acc_cal.lua

@@ -3,8 +3,8 @@ local accCalibrated = false
 local lastRunTS = 0
 local INTERVAL = 500
 
-local function processMspReply(cmd,rx_buf)
-    if cmd == MSP_ACC_CALIBRATION then
+local function processMspReply(cmd,rx_buf,err)
+    if cmd == MSP_ACC_CALIBRATION and not err then
         accCalibrated = true
     end
 end

src/SCRIPTS/BF/api_version.lua

@@ -4,8 +4,8 @@ local apiVersionReceived = false
 local lastRunTS = 0
 local INTERVAL = 50
 
-local function processMspReply(cmd,rx_buf)
-    if cmd == MSP_API_VERSION and #rx_buf >= 3 then
+local function processMspReply(cmd,rx_buf,err)
+    if cmd == MSP_API_VERSION and #rx_buf >= 3 and not err then
         apiVersion = rx_buf[2] + rx_buf[3] / 100
         apiVersionReceived = true
     end

src/SCRIPTS/BF/board_info.lua

@@ -20,8 +20,8 @@ local i2cRegisteredDeviceCount = 0
 local lastRunTS = 0
 local INTERVAL = 100
 
-local function processMspReply(cmd, payload)
-    if cmd == MSP_BOARD_INFO then
+local function processMspReply(cmd, payload, err)
+    if cmd == MSP_BOARD_INFO and not err then
         local length
         local i = 1
         length = 4

src/SCRIPTS/BF/mcu_id.lua

@@ -5,8 +5,8 @@ local MCUIdReceived = false
 local lastRunTS = 0
 local INTERVAL = 100
 
-local function processMspReply(cmd, payload)
-    if cmd == MSP_UID then
+local function processMspReply(cmd, payload, err)
+    if cmd == MSP_UID and not err then
         local i = 1
         local id = ""
         for j = 1, 3 do

src/SCRIPTS/BF/rssi.lua

@@ -9,8 +9,8 @@ local rssiSource = RSSI_SOURCE_NONE
 local lastRunTS = 0
 local INTERVAL = 50
 
-local function processMspReply(cmd,rx_buf)
-    if cmd == MSP_TX_INFO and #rx_buf >= 1 then
+local function processMspReply(cmd,rx_buf,err)
+    if cmd == MSP_TX_INFO and #rx_buf >= 1 and not err then
         rssiSource = rx_buf[1]
         rssiSourceReceived = true
     end

src/SCRIPTS/BF/rtc.lua

@@ -4,8 +4,8 @@ local timeIsSet = false
 local lastRunTS = 0
 local INTERVAL = 50
 
-local function processMspReply(cmd,rx_buf)
-    if cmd == MSP_SET_RTC then
+local function processMspReply(cmd,rx_buf,err)
+    if cmd == MSP_SET_RTC and not err then
         timeIsSet = true
     end
 end

src/SCRIPTS/BF/ui.lua

@@ -96,7 +96,7 @@ local function createPopupMenu()
     end
 end
 
-local function processMspReply(cmd,rx_buf)
+local function processMspReply(cmd,rx_buf,err)
     if not Page or not rx_buf then
     elseif cmd == Page.write then
         if Page.eepromWrite then
@@ -109,6 +109,9 @@ local function processMspReply(cmd,rx_buf)
             rebootFc()
         end
         invalidatePages()
+    elseif cmd == Page.read and err then
+        Page.fields = { { x = 6, y = radio.yMinLimit, value = "", ro = true } }
+        Page.labels = { { x = 6, y = radio.yMinLimit, t = "N/A" } }
     elseif cmd == Page.read and #rx_buf > 0 then
         Page.values = rx_buf
         for i=1,#Page.fields do

src/SCRIPTS/BF/vtx_tables.lua

@@ -11,15 +11,26 @@ local requestedBand = 1
 local requestedPowerLevel = 1
 local vtxTableConfig = {}
 local frequencyTable = {}
-local frequenciesPerBand = 0
 local bandTable = {}
 local powerTable = {}
 
 local lastRunTS = 0
 local INTERVAL = 100
 
-local function processMspReply(cmd, payload)
+local function processMspReply(cmd, payload, err)
     if cmd == MSP_VTX_CONFIG then
+        if err then
+            -- Vtx not available. Create empty vtx table to skip future download attempts
+            frequencyTable[1] = {}
+            vtxTableConfig.channels = 0
+            bandTable = { [0] = "U", "1" }
+            powerTable = { "LV0" }
+            vtxConfigReceived = true
+            vtxTableAvailable = true
+            vtxFrequencyTableReceived = true
+            vtxPowerTableReceived = true
+            return
+        end
         vtxConfigReceived = true
         vtxTableAvailable = payload[12] ~= 0
         vtxTableConfig.bands = payload[13]