commandleds.nc

用于传感器网络的节点操作系统 TinyOS 结构设计非常有意思

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/* 
 * Authors:  Wei Hong
 *           Intel Research Berkeley Lab
 * Date:     7/1/2002
 *
 */
// register commands SetLed_R, SetLed_G, SetLed_Y for controling the
// red, green and yellow LEDs.  all commands take 1 argument:
// 0 turns LED off, 1 turns LED on, 2 toggles LED
configuration CommandLeds
{
	provides interface StdControl;
	provides interface Leds as CommandLeds;
}
implementation
{
	components Command, CommandLedsM, LedsC;

	StdControl = CommandLedsM;
	CommandLeds = LedsC;
	CommandLedsM.RedLedCmd -> Command.Cmd[unique("Command")];
	CommandLedsM.GreenLedCmd -> Command.Cmd[unique("Command")];
	CommandLedsM.YellowLedCmd -> Command.Cmd[unique("Command")];
	CommandLedsM.Leds -> LedsC.Leds;
}