#include "platform.h"
+#include "dco_calib.h"
+
#include <signal.h>
#include <io.h>
#include <iomacros.h>
//IE2 |= UCA0RXIE;
}
-/* Info Flash Values
-CALDCO_16MHZ 0xdc CALBC1_16MHZ 0x8e 2274-000.txt
-CALDCO_16MHZ 0x74 CALBC1_16MHZ 0x8f 2618-000.txt
-CALDCO_16MHZ 0x6c CALBC1_16MHZ 0x8f 2618-001.txt
-CALDCO_16MHZ 0x97 CALBC1_16MHZ 0x8f 2618-002.txt
-CALDCO_16MHZ 0x6c CALBC1_16MHZ 0x8f 2618-003.txt
-CALDCO_16MHZ 0x95 CALBC1_16MHZ 0x8f 2618-004.txt
-CALDCO_16MHZ 0xcc CALBC1_16MHZ 0x8e 2618-005.txt
-CALDCO_16MHZ 0x87 CALBC1_16MHZ 0x8f 2618-006.txt
-CALDCO_16MHZ 0x96 CALBC1_16MHZ 0x8f 2619-001.txt
-*/
//! Initialization is correct.
void msp430_init_dco_done(){
void msp430_init_dco() {
int i=1000;
char *choice=(char *) 0x200; //First word of RAM.
+
#ifdef __MSP430_HAS_PORT8__
P8SEL = 0; // disable XT2 on P8.7/8
#endif
+ //Set P2.6 mode for MSP430F2274
+ #ifndef __MSP430_HAS_PORT5__
+ P2SEL = 0; //disable XIN on 2274
+ #endif
+
+
if(CALBC1_16MHZ!=0xFF){
//Info is intact, use it.
BCSCTL1 = CALBC1_16MHZ;
/*
Info is missing, guess at a good value.
- For now, the choice doesn't jump backward after a successful
- connection. For that reason, keep this list as small as possible.
- Future revisions will subtract one from choice[0] after a successful
- connection, keeping choice[1] as the target.
+ A list of correct calibrations in included as dco_calib.c,
+ generated by script.
*/
-
- #define CHOICES 4
DCOCTL = 0x00; //clear DCO
- switch(choice[0]++%CHOICES){
- default:
- case 0:
- BCSCTL1 = 0x8f; //CALBC1_16MHZ at 0x10f9
- DCOCTL = 0x83; //CALDCO_16MHZ at 0x10f8
- break;
- case 1:
- BCSCTL1 = 0x8f;
- DCOCTL = 0x95;
- break;
- case 2:
- BCSCTL1 = 0x8f;
- DCOCTL = 0x6c;
- break;
- case 3:
- BCSCTL1 = 0x8e;
- DCOCTL = 0xdc;
- break;
- }
+
+ BCSCTL1 = dco_calibrations[2*choice[0]+1];
+ DCOCTL = dco_calibrations[2*choice[0]];
+ choice[0]++;
+ choice[0]%=dco_calibrations_count;
}
//Minor delay.
while(i--);
+
+
return;
}