Maxint R&D / Mbed 2 deprecated mBuino_Dice

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Dependencies:   mbed

Fork of mBuino_Dice by Valentin Ivanov

Diff: main.cpp

Revision:
5:e2f89a6f4d6c
Parent:
4:0c3a1b829d8c
Child:
6:e52dbebd7465
--- a/main.cpp	Wed Sep 10 10:00:23 2014 +0000
+++ b/main.cpp	Mon Sep 15 16:35:48 2014 +0000
@@ -51,6 +51,7 @@
 
 Timer tWait;    // time used for tickcounts
 
+DigitalIn progMode(P0_3);       // need to disable pull-down for minimal power deep sleep
 void myPowerDown(uint8_t uMode=0x02)
 {   // Go into power-down mode (0x2) to safe most power. Use onboard or off-board interrupt triggered button to revive
     // See https://mbed.org/forum/electronics/topic/5138/
@@ -61,6 +62,9 @@
     //   Sleep 7mA (3 days)
     //   Deep-sleep 480uA (43 days)
     //   Power-down 120uA (170 days)
+    //   Power-down with fix 3uA (years)
+    progMode.mode(PullNone);    // fix the 120uA. see http://mbed.org/forum/electronics/topic/5138/?page=1#comment-25338
+    
     LPC_PMU->PCON = uMode;     // 0x2 = power down, 0x1 = deep sleep
     SCB->SCR |= SCB_SCR_SLEEPDEEP_Msk;
     LPC_SYSCON->PDAWAKECFG &= 0xFFFFF800;