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Ok, done for 27MHz

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cnlohr
2024-06-22 02:30:55 -07:00
parent f31cb4595d
commit 696701ffb7
1 changed files with 8 additions and 12 deletions
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ch32v/ch32v003-adcrx/adcrx.c
+8 -12
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@@ -91,18 +91,13 @@ SOFTWARE.
Calculated to use the 19.75th harmonic @ 27.08571429MHz, but ideal found at 27.08643MHz Calculated to use the 19.75th harmonic @ 27.08571429MHz, but ideal found at 27.08643MHz
*/ */
#define Q 2080 #define Q 1000
#define PWM_PERIOD (28-1) //For 27.000500MHz
// For Quadrature - use 30 //#define QUADRATURE
// For nonquadrature use 40.
#define PWM_PERIOD (28-1) //For 27MHz
#define QUADRATURE
//#define TIGHT_OUT //#define TIGHT_OUT
//#define DUMPBUFF //#define DUMPBUFF
#define PWM_OUTPUT 7
#define PWM_OUTPUT 9
//#define PWM_PERIOD (32-1) //#define PWM_PERIOD (32-1)
//#define QUADRATURE //#define QUADRATURE
@@ -283,14 +278,15 @@ void InnerLoop()
int s = 1<<( ( 32 - __builtin_clz(is) )/2); int s = 1<<( ( 32 - __builtin_clz(is) )/2);
s = (s + is/s)/2; s = (s + is/s)/2;
#ifdef TIGHT_OUT
printf( "%d\n", is );
#elif defined( PWM_OUTPUT )
int tv = (i>>PWM_OUTPUT) + (PWM_PERIOD/2); int tv = (i>>PWM_OUTPUT) + (PWM_PERIOD/2);
if( tv < 0 ) tv = 0; if( tv < 0 ) tv = 0;
if( tv >= PWM_PERIOD ) tv = PWM_PERIOD-1; if( tv >= PWM_PERIOD ) tv = PWM_PERIOD-1;
#ifdef TIGHT_OUT
printf( "%d\n", tv );
#elif defined( PWM_OUTPUT )
TIM1->CH4CVR = tv; TIM1->CH4CVR = tv;
#else #else