private fun startDeviceSerialKit() { //rk312x Build.MODEL.contains("rk32") || ttys1根据model跟brand去判断 println("111 mode : " + Build.MODEL) if (Build.MODEL.contains("rk32") || Build.MODEL.contains("rk312x") || Build.MODEL.contains("rockchip")) { zconn = ZConnect("/dev/ttyS1", this, this) } else if (Build.MODEL.contains("S5") || Build.MODEL.contains("S3") || Build.BRAND.contains("Allwinner") || Build.BRAND.contains("winner")) { //ttys3 zconn = ZConnect("/dev/ttyS3", this, this) } else { println("111 other") } }