Revision 2:15d9501bf5b3, committed 2014-08-02

Comitter:

steniu01

Date:

Sat Aug 02 16:01:23 2014 +0000

Parent:

1:571258908570

Commit message:

a test code to test LP1768 power mode.

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ClockControl/ClockControl.cpp	Sat Aug 02 16:01:23 2014 +0000
@@ -0,0 +1,37 @@
+#include "ClockControl.h"
+
+void setPLL0Frequency(unsigned char clkSrc, unsigned short M, unsigned char N)
+{
+      LPC_SC->CLKSRCSEL = clkSrc;
+      LPC_SC->PLL0CFG   = (((unsigned int)N-1) << 16) | M-1;
+      LPC_SC->PLL0CON   = 0x01;             
+      LPC_SC->PLL0FEED  = 0xAA;
+      LPC_SC->PLL0FEED  = 0x55;
+      while (!(LPC_SC->PLL0STAT & (1<<26)));
+    
+      LPC_SC->PLL0CON   = 0x03;
+      LPC_SC->PLL0FEED  = 0xAA;
+      LPC_SC->PLL0FEED  = 0x55;
+}
+
+void setPLL1Frequency(unsigned char clkSrc, unsigned short M, unsigned char N)
+{
+      LPC_SC->CLKSRCSEL = clkSrc;
+      LPC_SC->PLL1CFG   = (((unsigned int)N-1) << 16) | M-1;
+      LPC_SC->PLL1CON   = 0x01;             
+      LPC_SC->PLL1FEED  = 0xAA;
+      LPC_SC->PLL1FEED  = 0x55;
+      while (!(LPC_SC->PLL1STAT & (1<<26)));
+    
+      LPC_SC->PLL1CON   = 0x03;
+      LPC_SC->PLL1FEED  = 0xAA;
+      LPC_SC->PLL1FEED  = 0x55;
+}
+
+unsigned int setSystemFrequency(unsigned char clkDivider, unsigned char clkSrc, unsigned short M, unsigned char N)
+{
+    setPLL0Frequency(clkSrc, M, N);
+    LPC_SC->CCLKCFG = clkDivider - 1;
+    SystemCoreClockUpdate();
+    return SystemCoreClock;
+}
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ClockControl/ClockControl.h	Sat Aug 02 16:01:23 2014 +0000
@@ -0,0 +1,14 @@
+/* mbed PowerControl Library
+  * Copyright (c) 2010 Michael Wei
+  */ 
+  
+//shouldn't have to include, but fixes weird problems with defines
+//#include "LPC1768/LPC17xx.h"
+#include "mbed.h"
+#ifndef MBED_CLOCKCONTROL_H 
+#define MBED_CLOCKCONTROL_H 
+
+unsigned int setSystemFrequency(unsigned char clkDivider, unsigned char clkSrc, unsigned short M, unsigned char N);
+void setPLL0Frequency(unsigned char clkSrc, unsigned short M, unsigned char N);
+void setPLL1Frequency(unsigned char clkSrc, unsigned short M, unsigned char N);
+#endif
\ No newline at end of file

--- a/Pulses.lib	Thu Jul 24 08:53:44 2014 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,1 +0,0 @@
-http://mbed.org/users/jocis/code/Pulses/#36dd0d59fdc8

--- a/RTC.lib	Thu Jul 24 08:53:44 2014 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,1 +0,0 @@
-http://mbed.org/users/Sissors/code/RTC/#1569766a1db5

--- a/WakeUp.lib	Thu Jul 24 08:53:44 2014 +0000
+++ b/WakeUp.lib	Sat Aug 02 16:01:23 2014 +0000
@@ -1,1 +1,1 @@
-http://mbed.org/users/Sissors/code/WakeUp/#542c0ca509e5
+http://mbed.org/users/steniu01/code/WakeUp/#542c0ca509e5

--- a/main.cpp	Thu Jul 24 08:53:44 2014 +0000
+++ b/main.cpp	Sat Aug 02 16:01:23 2014 +0000
@@ -1,115 +1,52 @@
 #include "mbed.h"
-#include "RTC.h"
 #include "PowerControl.h"
 #include "EthernetPowerControl.h"
 #include "WakeUp.h"
-#include "steven_powercontrol.h"
-#include "Pulses.h"
+#include "powercontrol.h"
+#include "ClockControl/ClockControl.h"
 
 
 DigitalOut myled1(LED1);
 DigitalOut myled2(LED2) ;
 DigitalOut myled3(LED3) ;
-Serial pc (USBTX, USBRX);
-Timer t;
-//CPU_Usage cpu(t, 1);
-
-AnalogOut multimeter(p18);
-
-// Example for energy meter with SO interface.
-// SO output of energy meter is connected (over opto-coppler) to pin 8
-#define SO_PULSES 2000 // SO interface of energy meter with 2000 pulses per kWh
-Pulses pulses(p8, Pulses::FALL);
-
-void steven_get_string(){
-   char input[50]; 
-   int num=0;
-   while (1){
-        char ret=pc.getc();
-        pc.putc(ret);
-        if (num >=50){
-            pc.printf("Overflow \n");
-            break;
-        }
-        if (ret!=(char)NULL)
-            input[num++]=ret;
-        if(ret==(char)13)
-            break; 
-    }
-    pc.printf ("\n");
-    pc.printf ("you have input %s \n",input);
-}
 
-void power_measurement(void){
-    pulses.setFactor ( 3600.0f/SO_PULSES );   // Scale to kW; kWh
-    float averagePower = 0;    // Average energy since last call of get()
-    float minPower = 0;        // Min. energy since last call of get()
-    float maxPower = 0;        // Max. energy since last call of get()
-    float sumEnergy = 0;       // Sum of energy over all since start of mbed
-    
-    while(1) {
-        
-        pulses.get ( &averagePower, &minPower, &maxPower, &sumEnergy );
-        
-        pc.printf ( "Power: %.3f (%.3f...%.3f) [kW]   Energy: %.3f [kWh]   SO-pulses=%d\r\n", 
-            averagePower,
-            minPower,
-            maxPower,
-            sumEnergy / 3600.0f,
-            pulses.getCounter() );
+Timer t;
 
-        // wait(6);   // Example 6 seconds; typical 1 minute (60 sec) sample time
-        
-        // Additional feature: Output of actual power as analog voltage (1V==1kW; max3.3kW). Connect a multimeter to pin 18 and GND
-        for ( int i=0; i<20; i++ ) {
-            multimeter = pulses.getAct() / 3.3f;   // Scale to 1V==1kW
-            wait(0.3);   // Example 6 seconds; typical 1 minute (60 sec) sample time
-        }
-    }     
-}
-void profiling_PHY_PowerDown (void)
-{
-    //PHY_PowerUp();
-    if (!Peripheral_GetStatus(LPC1768_PCONP_PCENET))
-        EMAC_Init(); //init EMAC if it is not already init'd
-    
-    unsigned int regv;
-    wait (10);
-    myled1=1;
-    myled2=0;
-    myled2=0;
-    regv = read_PHY(PHY_REG_BMCR);
-    write_PHY(PHY_REG_BMCR, regv | (1 << PHY_REG_BMCR_POWERDOWN));
-    regv = read_PHY(PHY_REG_BMCR);
-    wait (10);
-    myled1=0;
-    myled2=1;
-    myled3=0;
-    //shouldn't need the EMAC now.
-    LPC_SC->PCONP &=~LPC1768_PCONP_PCENET;
-    wait (10);
-    myled1=0;
-    myled2=0;
-    myled3=1;
-    //and turn off the PHY OSC
-    LPC_GPIO1->FIODIR |= 0x8000000;
-    LPC_GPIO1->FIOCLR = 0x8000000;
-    while(1);
 
-}
 
 int main()
 {
     //profiling_PHY_PowerDown();
     //PHY_PowerUp();// power up PHY because it was powerred up as default. We might power it down when test "Turn off PHY".
+    
     myled1=1;
     wait(0.5);
     myled1=0;
     char char_get=0;
     int num_get=0;
     char* powermode[7]={ "[1] no low power", "[2] sleep mode", "[3] deep sleep mode", "[4] power down mode", "[5] Brown-out Reduced Power mode", "[6] Deep Power Down", "[7] Turn off PHY"};
+    
+    
+    printf("Which frequency you want to run \r\n");
+    printf("[1] 96MHz \r\n");
+    printf("[2] 48MHz \r\n");
+    char_get=getchar();
+    num_get=char_get-48;
+   
+    
+    switch (num_get){
+        case 1: setSystemFrequency(0x3, 0x1, 12, 1);break;
+        case 2: setSystemFrequency(0x3, 0x1, 12, 2);break;
+        default: setSystemFrequency(0x3, 0x1, 12, 1);break;
+    }
+     Serial pc (USBTX, USBRX);
+    pc.printf ("num_get is %d \r\n", num_get);
+    wait (3);
+    num_get=0;
+    char_get=0;
+    
     while (num_get>7 || num_get<1){
-        printf("Which power mode you want to choose: \r\n");
+        pc.printf("Which power mode you want to choose: \r\n");
         for (int a=0;a<7;a++)
             pc.printf("%s \r\n", powermode[a]);
         char_get=pc.getc(); // get char from serial
@@ -121,8 +58,8 @@
     myled2=1;
     wait(0.5);
     myled2=0;
-    //WakeUp::set(10);
-    WakeUp::set(70);
+    WakeUp::set(10);
+    //WakeUp::set(70);
     switch (num_get){
         case  1: break;
         case  2: steven_Sleep();break;
@@ -130,7 +67,7 @@
         case  4: steven_PowerDown();break;
         case  5: steven_BOGD_PowerDown();break;
         case  6: steven_DeepPowerDown(); break;
-        case  7: profiling_PHY_PowerDown(); break;
+        case  7: PHY_PowerDown(); break;
         default: pc.printf("Not valid input\n"); break;          
     }     
    while (1);

--- a/steven_powercontrol.lib	Thu Jul 24 08:53:44 2014 +0000
+++ b/steven_powercontrol.lib	Sat Aug 02 16:01:23 2014 +0000
@@ -1,1 +1,1 @@
-steven_powercontrol#fc6cd61e7460
+http://mbed.org/users/steniu01/code/steven_powercontrol/#2976b5aa967b