Fixed radius to 13.875

code/main.c

@@ -25,7 +25,9 @@
 
 // Rotary Encoder Parameters
 #define ROT_PULSE_COUNT	12
-#define ROT_WHEEL_RAD	12
+#define ROT_DETENTS		24
+#define ROT_WHEEL_RAD	13.875
+//#define ROT_REVERSE
 
 // Input masks
 #define BUTTON_V		0x01
@@ -39,7 +41,7 @@
 #define INPUT_MASK		(BUTTON_M | ENCODER_M)
 
 // Event queue macros
-#define MAX_EVENT_COUNT 16
+#define MAX_EVENT_COUNT 64
 #define PTR_INC(x) ((x) = events + ((((x) - events) + 1) % MAX_EVENT_COUNT))
 
 enum event_e
@@ -66,6 +68,7 @@ uint8_t *event_write = events;
 
 uint32_t ms = 0;
 
+#ifdef ROT_REVERSE
 const uint8_t PROGMEM rot_table[16] =
 {
 	EVENT_NONE, EVENT_ROT_CCW, EVENT_ROT_CW, EVENT_NONE,
@@ -73,6 +76,15 @@ const uint8_t PROGMEM rot_table[16] =
 	EVENT_ROT_CCW, EVENT_NONE, EVENT_NONE, EVENT_ROT_CW,
 	EVENT_NONE, EVENT_ROT_CW, EVENT_ROT_CCW, EVENT_NONE
 };
+#else
+const uint8_t PROGMEM rot_table[16] =
+{
+	EVENT_NONE, EVENT_ROT_CW, EVENT_ROT_CCW, EVENT_NONE,
+	EVENT_ROT_CCW, EVENT_NONE, EVENT_NONE, EVENT_ROT_CW,
+	EVENT_ROT_CW, EVENT_NONE, EVENT_NONE, EVENT_ROT_CCW,
+	EVENT_NONE, EVENT_ROT_CCW, EVENT_ROT_CW, EVENT_NONE
+};
+#endif
 
 const uint8_t PROGMEM unfold_table[16] =
 {
@@ -297,21 +309,10 @@ int main()
 				}
 			}
 
-			if (rot_value / 2 != 0)
+			if (rot_value / (ROT_PULSE_COUNT * 4 / ROT_DETENTS) != 0)
 			{
-				int8_t rot_abs;
-				int8_t adjust;
-
-				rot_abs = rot_value;
-				adjust = 1;
-				if (rot_value < 0)
-				{
-					rot_abs = -rot_abs;
-					adjust = -1;
-				}
-
-				rot_value -= (rot_abs * adjust);
-				count_value_fine += (rot_coeff * adjust * rot_abs);
+				count_value_fine += rot_coeff * rot_value;
+				rot_value = 0;
 
 				if (count_value_fine < 0)
 				{
@@ -340,7 +341,7 @@ int main()
 				}
 				count_value = (uint32_t) count_value_fine;
 
-				if (0 != sleep_when_ms)
+				if ((0 != sleep_when_ms) && (sleep_when_ms > ms))
 				{
 					needs_update = 1;
 				}
@@ -360,6 +361,7 @@ int main()
 			{
 				display_enable(0);
 				do_sleep();
+				sleep_when_ms = 1;
 			}
 
 			// STATE_COUNTING
@@ -604,7 +606,19 @@ void display_init()
 
 void display_enable(uint8_t en)
 {
-	display_send_cmd(0xAE | (en & 0x01));
+	static uint8_t old_state = 1;
+
+	if (en != 0)
+	{
+		en = 1;
+	}
+
+	if (en != old_state)
+	{
+		display_send_cmd(0xAE | (en & 0x01));
+	}
+
+	old_state = en;
 }
 
 void get_symbol16(uint8_t index, uint8_t *out)
@@ -925,8 +939,8 @@ void write_eeprom_val(uint16_t idx, uint32_t value, uint8_t dir)
 
 void do_sleep()
 {
-	// Disable clock to Timer1, USI, ADC
-	PRR |= (1 << PRTIM1) | (1 << PRUSI) | (1 << PRADC);
+	// Disable clock to USI, ADC
+	PRR |= (1 << PRUSI) | (1 << PRADC);
 
 	// Enable sleep
 	MCUCR |= (1 << SE);
@@ -936,14 +950,14 @@ void do_sleep()
 
 	// Reset ms counter
 	cli();
-	ms = 0;
+	ms = 2;
 	sei();
 
 	// Disable sleep
 	MCUCR &= ~(1 << SE);
 
-	// Enable clock to Timer1, USI, ADC
-	PRR &= ~((1 << PRTIM1) | (1 << PRUSI) | (1 << PRADC));
+	// Enable clock to USI, ADC
+	PRR &= ~((1 << PRUSI) | (1 << PRADC));
 }
 
 void update_display(uint32_t value, uint32_t highlight, uint8_t dir, uint8_t dir_highlight)

openscad/Back.scad

@@ -1,11 +1,15 @@
 x_size = 75;
 y_size = 40;
-z_size = 6;
+z_size = 9;
+pcb_x = 70;
+pcb_y = 35;
 wall_size = 1;
-hole_rad = 2;
-filament_x = 10;
+hole_rad = 1.5;
+filament_x = 57.5 - pcb_x/2 - 13 - 1;
 filament_size = 2;
 
+difference()
+{
 union()
 {
 	difference()
@@ -19,17 +23,12 @@ union()
 			cube([x_size - 2 * wall_size, y_size - 2 * wall_size, z_size], center = true);
 		}
 		
-		// Fillament Hole
-		translate([filament_x, 0, wall_size])
-		{
-			cube([filament_size, y_size + 1, z_size], center = true);
-		}
 	}
 
-	// Hole Mounts
-	for (i = [-1:1:1])
+	// Bottom Hole Mounts
+	for (i = [-1:2:1])
 	{
-		translate([i * 32, ((i == 0) ? 1 : 0) * 29 - 14.5, 0])
+		translate([i * (pcb_x/2 - 3) - 1, -(pcb_y/2 - 3) - 1, -0.5])
 		{
 			difference()
 			{
@@ -42,22 +41,62 @@ union()
 		}
 	}
 
-	// Bearing Mount
-	translate([3, 0, 0])
-	{
-		cylinder(z_size, 2, 2, $fn = 360, center = true);
-	}
-
-	// Left Walls for fillament
-	for (i = [-1:2:1])
-	{
-		translate([filament_x + i * ((filament_size + wall_size) / 2), 0, 0])
+	// Top Hole Mount
+	translate([(41 - pcb_x/2) - 1, pcb_y/2 - 3 - 1, -0.5])
+		difference()
 		{
-			difference()
+			cylinder(z_size - 1, hole_rad + 1, hole_rad + 1, $fn = 360, center = true);
+			translate([0, 0, wall_size])
 			{
-				cube([wall_size, y_size, z_size - 1], center = true);
-				cube([wall_size + 1, 5.625 + i * 0.875, z_size], center = true);
+				cylinder(z_size - 1, hole_rad, hole_rad, $fn = 360, center = true);
+			}
+		}
+
+	// Fillament Block
+	translate([filament_x, 0, -0.5])
+	{
+		difference()
+		{
+			cube([filament_size + wall_size * 2, y_size, z_size - 1], center = true);
+			translate([13, pcb_y/2 - 12.5 - 1, 0])
+			{
+				cylinder(z_size, 13.5, 13.5, $fn = 360, center = true);
 			}
 		}
 	}
 }
+
+	// Bottom Holes
+	for (i = [-1:2:1])
+	{
+		translate([i * (pcb_x/2 - 3) - 1, -(pcb_y/2 - 3) - 1, -z_size/2 + 1])
+		{
+			cylinder(2, 2.8, hole_rad, $fn = 360, center = true);
+		}
+	}
+
+	// Top Hole
+	translate([(41 - pcb_x/2) - 1, pcb_y / 2 - 3 - 1, -z_size/2 + 1])
+	{
+		cylinder(2, 2.8, hole_rad, $fn = 360, center = true);
+	}
+
+	// Filament Hole
+	translate([filament_x, 0, -0.5])
+	{
+		rotate([90, 0, 0])
+		{
+			cylinder(y_size + 1, filament_size/2, filament_size/2, $fn = 360, center = true);
+		}
+	}
+
+	// Temp
+	*translate([-x_size/2, y_size/5, 0])
+	{
+		cube([x_size, y_size, z_size], center = true);
+	}
+	*translate([x_size/1.5, y_size/5, 0])
+	{
+		cube([x_size, y_size, z_size], center = true);
+	}
+}

openscad/Front.scad

@@ -0,0 +1,69 @@
+x_size = 75;
+y_size = 40;
+z_size = 13;
+pcb_x = 70;
+pcb_y = 35;
+wall_size = 1;
+hole_rad = 2;
+screen_x = 30;
+screen_y = 12;
+
+union()
+{
+	difference()
+	{
+		// Main
+		cube([x_size, y_size, z_size], center = true);
+
+		// Hollow
+		translate([0, 0, wall_size])
+		{
+			cube([x_size - 2 * wall_size, y_size - 2 * wall_size, z_size], center = true);
+		}
+
+		// Display Cutout
+		translate([pcb_x/2 - screen_x/2 + 1 - 5, pcb_y/2 - screen_y/2 - 1, 0])
+		{
+			cube([screen_x, screen_y, z_size + 1], center = true);
+		}
+
+		// Button Cutout
+		translate([-16 + 1, -12.5 - 1, 0])
+		{
+			cube([8, 8, z_size + 1], center = true);
+		}
+
+		// Switch Cutout
+		translate([0 + 1, -y_size/2 + wall_size/2, z_size/2 - 6/2])
+		{
+			cube([5, wall_size * 2, 6], center = true);
+		}
+	}
+
+	// Bottom Hole Mounts
+	for (i = [-1:2:1])
+	{
+		translate([i * (pcb_x/2 - 3) + 1, -(pcb_y/2 - 3) - 1, 0])
+		{
+			difference()
+			{
+				cylinder(z_size, hole_rad + 1, hole_rad + 1, $fn = 360, center = true);
+				translate([0, 0, wall_size])
+				{
+					cylinder(z_size, hole_rad, hole_rad, $fn = 360, center = true);
+				}
+			}
+		}
+	}
+
+	// Top Hole Mount
+	translate([-((41 - pcb_x/2)) + 1, pcb_y/2 - 3 - 1, 0])
+		difference()
+		{
+			cylinder(z_size, hole_rad + 1, hole_rad + 1, $fn = 360, center = true);
+			translate([0, 0, wall_size])
+			{
+				cylinder(z_size, hole_rad, hole_rad, $fn = 360, center = true);
+			}
+		}
+}

openscad/zippy_cover2.scad

@@ -1,25 +1,20 @@
 seg = 360;
 seg2 = 60;
 outer = 12;
-height = 5;
+height = 6;
 rad = 1;
-dist = 1.5;
+dist = 4;
 
 rotate_extrude($fn = seg)
 difference()
 {
 	square([outer, height]);
-	translate([0, 1.5, 0])
+	translate([0, height - 3.5, 0])
 	{
-		square([10.5, height]);
+		square([10.5, 3.5]);
 	}
 
-	translate([12, height/2 + dist, 0])
-	{
-		circle(rad, $fn = seg);
-	}
-
-	translate([12, height/2 - dist, 0])
+	translate([outer, height - dist, 0])
 	{
 		circle(rad, $fn = seg);
 	}