pwm begonnen zu implementieren, geht aber mal gar nicht. Muss mitm Oszi gecheckt werden

Firmware/include/ldr.h

@@ -12,6 +12,11 @@
 #define LDR_DDR		DDRC
 #define LDR_PIN		PC2
 
-#define LDR_CHANNEL 2
+#define LDR_CHANNEL 	3
+#define LDR_SAMPLES 	20
+#define LDR_PRESCALER	4
+
+void LDR_init(void);
+uint8_t LDR_get_value(void);
 
 #endif /* INCLUDE_LDR_H_ */

Firmware/include/matrix.h

@@ -8,8 +8,14 @@
 #ifndef INCLUDE_MATRIX_H_
 #define INCLUDE_MATRIX_H_
 
+#include <avr/pgmspace.h>
 #include "woerter.h"
 
+const uint8_t log_lookup[64] PROGMEM =
+{0, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 5, 5, 6, 6, 7, 7, 8, 9, 9, 10, 11, 12, 13, 15, 16, 17, 19, 21, 23,
+25, 27, 29, 32, 35, 38, 41, 45, 49, 54, 59, 64, 70, 76, 83, 90, 98, 107, 117, 128, 139, 152, 165, 180, 197, 214, 234, 255};
+
+
 uint8_t qlock_matrix[MAX_COLS][MAX_ROWS];
 
 

Firmware/include/pwm.h

@@ -0,0 +1,27 @@
+/*
+ * pwm.h
+ *
+ *  Created on: 31.01.2016
+ *      Author: BlexTw11
+ */
+
+#ifndef INCLUDE_PWM_H_
+#define INCLUDE_PWM_H_
+
+#include "global.h"
+
+#define PWM_ISR			ISR
+#define PWM_TIMER		TIMER1_COMPA_vect
+
+#define F_PWM         	100L               // PWM-Frequenz in Hz
+#define PWM_PRESCALER 	8                  // Vorteiler für den Timer
+#define PWM_STEPS     	256                // PWM-Schritte pro Zyklus(1..256)
+#define PWM_COMPARE_VAL	2816
+
+#define PWM_FACTOR		PWM_COMPARE_VAL / PWM_STEPS
+
+void PWM_init_timer(void);
+void PWM_update(void);
+bool PWM_get_status(void);
+
+#endif /* INCLUDE_PWM_H_ */

Firmware/include/uart.h

@@ -10,7 +10,7 @@
 
 #define UART_MAXSTRLEN 20
 
-void UART_init(uint16_t baud_rate, char buffer[]);
+void UART_init(uint16_t baud_rate, char * buffer);
 
 uint8_t UART_rx_char(void);
 uint8_t UART_rx_str(void);