[Tinyos-beta-commits] CVS: tinyos-1.x/beta/platform/telosb hardware.h, 1.2, 1.3

[Joe Polastre]

Update of /cvsroot/tinyos/tinyos-1.x/beta/platform/telosb
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv20385

Modified Files:
	hardware.h 
Log Message:
low power updates to hardware.h
  - clear port states in tosh_set_pin_directions to counter anything
    not cleared by a POR or by the bootloader
  - flash_hold must be high when writing to the flash



Index: hardware.h
===================================================================
RCS file: /cvsroot/tinyos/tinyos-1.x/beta/platform/telosb/hardware.h,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** hardware.h	20 Oct 2004 21:34:29 -0000	1.2
--- hardware.h	24 Oct 2004 21:10:00 -0000	1.3
***************
*** 100,104 ****
      TOSH_CLR_SIMO0_PIN();
    TOSH_SET_UCLK0_PIN();
-   TOSH_wait();
    TOSH_CLR_UCLK0_PIN();
  }
--- 100,103 ----
***************
*** 112,117 ****
--- 111,121 ----
    TOSH_MAKE_SIMO0_OUTPUT();
    TOSH_MAKE_UCLK0_OUTPUT();
+   TOSH_MAKE_FLASH_HOLD_OUTPUT();
+   TOSH_MAKE_FLASH_CS_OUTPUT();
+   TOSH_SET_FLASH_HOLD_PIN();
    TOSH_SET_FLASH_CS_PIN();
  
+   TOSH_wait();
+ 
    // initiate sequence;
    TOSH_CLR_FLASH_CS_PIN();
***************
*** 127,131 ****
    TOSH_FLASH_M25P_DP_bit(TRUE);   // 7
  
-   TOSH_CLR_UCLK0_PIN();
    TOSH_SET_FLASH_CS_PIN();
  
--- 131,134 ----
***************
*** 133,140 ****
--- 136,158 ----
    TOSH_MAKE_SIMO0_INPUT();
    TOSH_MAKE_UCLK0_INPUT();
+   TOSH_CLR_FLASH_HOLD_PIN();
  }
  
  void TOSH_SET_PIN_DIRECTIONS(void)
  {
+   // reset all of the ports to be input and using i/o functionality
+   P1SEL = 0;
+   P2SEL = 0;
+   P3SEL = 0;
+   P4SEL = 0;
+   P5SEL = 0;
+   P6SEL = 0;
+   P1DIR = 0;
+   P2DIR = 0;
+   P3DIR = 0;
+   P4DIR = 0;
+   P5DIR = 0;
+   P6DIR = 0;
+ 
    //LEDS
    TOSH_SET_RED_LED_PIN();
***************
*** 147,150 ****
--- 165,169 ----
    //1-Wire PINS
    TOSH_SET_ONEWIRE_PIN();
+   TOSH_MAKE_ONEWIRE_OUTPUT();
  
    //RADIO PINS
***************
*** 172,175 ****
--- 191,196 ----
    TOSH_MAKE_FLASH_CS_OUTPUT();
    TOSH_SET_FLASH_CS_PIN();
+   TOSH_MAKE_FLASH_HOLD_OUTPUT();
+   TOSH_CLR_FLASH_HOLD_PIN();
  
    //Put the flash in deep sleep state