dim controller leds correctly (blue channel wasn't working)

build-raspi.sh

@@ -1,2 +1,2 @@
 #!/bin/sh
-gcc -O3 -Wall -o nw -DTARGET_RASPI color.c config.c display.c main.c network.c simulation.c vector.c -I/opt/vc/include -I/opt/vc/include/interface/vcos/pthreads/ -I/opt/vc/include/interface/vmcs_host/linux -L/opt/vc/lib -lm -lbrcmEGL -lbrcmGLESv2 -lbcm_host -lvchiq_arm
+gcc -O3 -Wall -Wextra -Wno-unused-parameter -std=gnu11 -o nw -DTARGET_RASPI color.c config.c display.c main.c network.c simulation.c vector.c -I/opt/vc/include -I/opt/vc/include/interface/vcos/pthreads/ -I/opt/vc/include/interface/vmcs_host/linux -L/opt/vc/lib -lm -lbrcmEGL -lbrcmGLESv2 -lbcm_host -lvchiq_arm

controller/Clock4.cpp

@@ -21,36 +21,25 @@ void Clock4::attachInterrupt(void (*_callback)(void))
 
 void Clock4::init(uint32_t cycles)
 {
-  uint8_t psk = 1;
-
-  while(cycles > 255)
-  {
-    cycles /= 2;
-    psk += 1;
-  }
-
-  if (psk > 15)
+  if(cycles > 65535)
   {
-    psk = 15;
-    cycles = 255;
+    cycles = 65535;
   }
 
   m_base = cycles;
 
-  TCCR4A = 0;
-  TCCR4B = (1 << PSR4) | psk;
-  TCCR4C = 0;
-  TCCR4D = 0;
-  TCCR4E = 0;
-  OCR4C = m_base - 1;
-  TCNT4 = 0;
-  TIFR4 = (1 << TOV4);
-  TIMSK4 = (1 << TOIE4);
+  TCCR1A = (1 << WGM10);
+  TCCR1B = (1 << WGM13) | (1 << CS10);
+  TCCR1C = 0;
+  OCR1A = m_base;
+  TCNT1 = 0;
+  TIFR1 = (1 << TOV1);
+  TIMSK1 = (1 << TOIE1);
 }
 
 uint8_t Clock4::value()
 {
-  return TCNT4;
+  return TCNT3;
 }
 
 uint8_t Clock4::base()
@@ -71,7 +60,7 @@ boolean Clock4::expired()
   return ret;
 }
 
-ISR(TIMER4_OVF_vect)
+ISR(TIMER1_OVF_vect)
 {
   clock4_trigger = 1;
   if(callback) callback();

controller/Clock4.h

@@ -9,8 +9,6 @@ class Clock4
     void attachInterrupt(void (*_callback)(void));
 
   private:
-    uint8_t m_base;
+    uint16_t m_base;
     void init(uint32_t cycles);
 };
-
-

controller/controller.ino

@@ -86,9 +86,9 @@ void loop()
 {
   if(energy > speed)
   {
-    analogWrite(LED_R, 255 - red / 4);
-    analogWrite(LED_G, 255 - grn / 5);
-    analogWrite(LED_B, 255 - blu / 129);
+    analogWrite(LED_R, 255 - red / 63);
+    analogWrite(LED_G, 255 - grn / 63);
+    analogWrite(LED_B, 255 - blu / 63);
   }
   else
   {