add : USB CDC虚拟串口通讯

4G/tools/_temp/script/temp_script/pm.lua

@@ -0,0 +1,65 @@
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+module(..., package.seeall)
+
+
+
+
+
+
+
+
+
+
+local tags = {}
+
+local flag = true
+
+
+
+
+
+function wake(tag)
+assert(tag and tag ~= nil, "pm.wake tag invalid")
+
+tags[tag] = 1
+
+if flag == true then
+
+flag = false
+
+pmd.sleep(0)
+end
+end
+
+
+
+
+function sleep(tag)
+assert(tag and tag ~= nil, "pm.sleep tag invalid")
+
+tags[tag] = 0
+
+for k, v in pairs(tags) do
+if v > 0 then
+return
+end
+end
+flag = true
+
+pmd.sleep(1)
+end
+
+
+
+
+
+
+
+function isSleep(tag)
+return tag and tags[tag] ~= 1 or flag
+end