repair ch438 driver

APP_Framework/Framework/sensor/ch4/Kconfig

@@ -43,6 +43,23 @@ config SENSOR_AS830
                 endif
 
                 if ADD_RTTHREAD_FETURES
+                        config SENSOR_AS830_DRIVER_EXTUART
+                                bool "Using extra uart to support as830"
+                                default y
 
+                        config SENSOR_DEVICE_AS830_DEV
+                                string "as830 device uart path"
+                                default "/dev/uart2"
+                                depends on !SENSOR_AS830_DRIVER_EXTUART
+
+                        if SENSOR_AS830_DRIVER_EXTUART
+                                config SENSOR_DEVICE_AS830_DEV
+                                        string "as830 device extra uart path"
+                                        default "/dev/extuart_dev1"
+
+                                config SENSOR_DEVICE_AS830_DEV_EXT_PORT
+                                        int "if AS830 device using extuart, choose port"
+                                        default "1"
+                        endif
                 endif                
         endif

APP_Framework/Framework/sensor/ch4/SConscript

@@ -0,0 +1,14 @@
+import os
+Import('RTT_ROOT')
+from building import *
+
+cwd = GetCurrentDir()
+objs = []
+list = os.listdir(cwd)
+
+for d in list:
+    path = os.path.join(cwd, d)
+    if os.path.isfile(os.path.join(path, 'SConscript')):
+        objs = objs + SConscript(os.path.join(path, 'SConscript'))
+
+Return('objs')

APP_Framework/Framework/sensor/ch4/as830/SConscript

@@ -0,0 +1,10 @@
+from building import *
+import os
+
+cwd = GetCurrentDir()
+src = []
+if GetDepend(['SENSOR_AS830']):
+    src += ['as830.c']
+group = DefineGroup('sensor ch4 as830', src, depend = [], CPPPATH = [cwd])
+
+Return('group')