got the sensors working on the real robot
diff --git a/bbb_cape/src/cape/robot_comp.c b/bbb_cape/src/cape/robot_comp.c
index 2f94ade..ddd3f2d 100644
--- a/bbb_cape/src/cape/robot_comp.c
+++ b/bbb_cape/src/cape/robot_comp.c
@@ -15,8 +15,8 @@
 } EdgeCounts;
 
 #define COPY_EDGE_COUNTS(edge_counts, hall_effect_edges) \
-  hall_effect_edges.posedges = edge_counts.posedges;     \
-  hall_effect_edges.negedges = edge_counts.negedges;
+  hall_effect_edges.posedges = edge_counts.negedges;     \
+  hall_effect_edges.negedges = edge_counts.posedges;
 
 #define HALL_CAPTURE(num, edges, encoder, capture) \
   void digital_capture_##num##P(void) {            \
@@ -35,28 +35,28 @@
   int32_t posedge, negedge;
 } pusher_distal_captures, pusher_proximal_captures;
 
-#define SHOOTER(plunger_num, pusher_distal_num, pusher_proximal_num,        \
-                latch_num, encoder)                                         \
-  HALL_CAPTURE_DECL(pusher_distal_num, pusher_distal, encoder,              \
-                    pusher_distal_captures);                                \
-  HALL_CAPTURE_DECL(pusher_proximal_num, pusher_proximal, encoder,          \
-                    pusher_proximal_captures);                              \
-  static inline void fill_shooter_values(struct DataStruct *packet) {       \
-    digital_capture_disable(pusher_distal_num);                             \
-    digital_capture_disable(pusher_proximal_num);                           \
-    packet->main.shooter_position = encoder_read(encoder);                  \
-    packet->main.pusher_distal_posedge_position =                           \
-        pusher_distal_captures.posedge;                                     \
-    packet->main.pusher_proximal_posedge_position =                         \
-        pusher_proximal_captures.negedge;                                   \
-    packet->main.bools.pusher_distal = digital_read(pusher_distal_num);     \
-    packet->main.bools.pusher_proximal = digital_read(pusher_proximal_num); \
-    COPY_EDGE_COUNTS(pusher_distal, packet->main.pusher_distal);            \
-    COPY_EDGE_COUNTS(pusher_proximal, packet->main.pusher_proximal);        \
-    digital_capture_enable(pusher_distal_num);                              \
-    digital_capture_enable(pusher_proximal_num);                            \
-    packet->main.bools.plunger = digital_read(plunger_num);                 \
-    packet->main.bools.latch = digital_read(latch_num);                     \
+#define SHOOTER(plunger_num, pusher_distal_num, pusher_proximal_num,         \
+                latch_num, encoder)                                          \
+  HALL_CAPTURE_DECL(pusher_distal_num, pusher_distal, encoder,               \
+                    pusher_distal_captures);                                 \
+  HALL_CAPTURE_DECL(pusher_proximal_num, pusher_proximal, encoder,           \
+                    pusher_proximal_captures);                               \
+  static inline void fill_shooter_values(struct DataStruct *packet) {        \
+    digital_capture_disable(pusher_distal_num);                              \
+    digital_capture_disable(pusher_proximal_num);                            \
+    packet->main.shooter_position = encoder_read(encoder);                   \
+    packet->main.pusher_distal_posedge_position =                            \
+        pusher_distal_captures.negedge;                                      \
+    packet->main.pusher_proximal_posedge_position =                          \
+        pusher_proximal_captures.negedge;                                    \
+    packet->main.bools.pusher_distal = !digital_read(pusher_distal_num);     \
+    packet->main.bools.pusher_proximal = !digital_read(pusher_proximal_num); \
+    COPY_EDGE_COUNTS(pusher_distal, packet->main.pusher_distal);             \
+    COPY_EDGE_COUNTS(pusher_proximal, packet->main.pusher_proximal);         \
+    digital_capture_enable(pusher_distal_num);                               \
+    digital_capture_enable(pusher_proximal_num);                             \
+    packet->main.bools.plunger = !digital_read(plunger_num);                 \
+    packet->main.bools.latch = !digital_read(latch_num);                     \
   }
 
 typedef struct {
@@ -74,11 +74,11 @@
     digital_capture_disable(calibration_num);                               \
     digital_capture_disable(back_num);                                      \
     packet->main.name.position = encoder_read(encoder);                     \
-    packet->main.name.posedge_position = name.posedge;                      \
-    packet->main.name.negedge_position = name.negedge;                      \
-    packet->main.name.bools.front = digital_read(front_num);                \
-    packet->main.name.bools.calibration = digital_read(calibration_num);    \
-    packet->main.name.bools.back = digital_read(back_num);                  \
+    packet->main.name.negedge_position = name.posedge;                      \
+    packet->main.name.posedge_position = name.negedge;                      \
+    packet->main.name.bools.front = !digital_read(front_num);               \
+    packet->main.name.bools.calibration = !digital_read(calibration_num);   \
+    packet->main.name.bools.back = !digital_read(back_num);                 \
     COPY_EDGE_COUNTS(name.front, packet->main.name.front);                  \
     COPY_EDGE_COUNTS(name.calibration, packet->main.name.calibration);      \
     COPY_EDGE_COUNTS(name.back, packet->main.name.back);                    \
@@ -87,24 +87,27 @@
     digital_capture_enable(back_num);                                       \
   }
 
-CLAW(0, 2, 1, top_claw, 2);
-CLAW(9, 11, 10, bottom_claw, 7);
+CLAW(1, 2, 0, top_claw, 2);
+CLAW(10, 11, 9, bottom_claw, 7);
 SHOOTER(7, 5, 4, 8, 0)
 
 void TIM1_TRG_COM_TIM11_IRQHandler(void) {
   TIM11->SR = ~TIM_SR_CC1IF;
+  TIM11->CR1 = 0;
   ultrasonic_pulse_length = TIM11->CCR1;
+  ultrasonic_pulse_length = 1;
+  TIM11->CNT = 0;
 }
 
 void robot_init(void) {
   gpio_setup_alt(GPIOB, 9, 3);
   RCC->APB2ENR |= RCC_APB2ENR_TIM11EN;
-  TIM11->CR1 = TIM_CR1_URS;
+  TIM11->CR1 = 0;
   TIM11->SMCR = 5 << 4 /* TI1 */ |
-      4 << 0 /* reset and start on edge */;
+      6 << 0 /* start on rising edge */;
   TIM11->DIER = TIM_DIER_CC1IE;
   TIM11->CCMR1 = TIM_CCMR1_CC1S_0 /* input pin 1 -> timer input 1 */;
-  TIM11->CCER = TIM_CCER_CC1P /* go on falling edge */;
+  TIM11->CCER = TIM_CCER_CC1P /* go on falling edge */ | TIM_CCER_CC1E;
   TIM11->EGR = TIM_EGR_UG;
   TIM11->PSC = 1200 - 1;  // 100kHZ timer
   TIM11->CR1 |= TIM_CR1_CEN;
@@ -115,11 +118,12 @@
 void robot_fill_packet(struct DataStruct *packet) {
   packet->main.left_drive = encoder_read(6);
   packet->main.right_drive = encoder_read(5);
-  packet->main.left_drive_hall = analog_get(0);
-  packet->main.right_drive_hall = analog_get(1);
+  packet->main.left_drive_hall = analog_get(7);
+  packet->main.right_drive_hall = analog_get(0);
 
   packet->main.ultrasonic_pulse_length = ultrasonic_pulse_length;
 
   fill_top_claw_values(packet);
   fill_bottom_claw_values(packet);
+  fill_shooter_values(packet);
 }