From b2f7f066dbeed346e6d70414593cad2d918c2bd4 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Thu, 12 Jul 2018 15:24:36 +0200
Subject: Add arch.idle() command

---
 src/arch/arduino-nano/arch.cc | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/arch/arduino-nano')

diff --git a/src/arch/arduino-nano/arch.cc b/src/arch/arduino-nano/arch.cc
index 16d09fb..fda518c 100644
--- a/src/arch/arduino-nano/arch.cc
+++ b/src/arch/arduino-nano/arch.cc
@@ -55,6 +55,14 @@ void Arch::idle_loop(void)
 	}
 }
 
+void Arch::idle(void)
+{
+	SMCR = _BV(SE);
+	asm("sleep");
+	SMCR = 0;
+	asm("wdr");
+}
+
 void Arch::delay_us(unsigned char const us)
 {
 	__builtin_avr_delay_cycles(1600);
-- 
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