5 files changed, 21 insertions, 4 deletions
diff --git a/include/arch/arduino-nano/driver/counter.h b/include/arch/arduino-nano/driver/counter.h
index 9105219..43ddd15 100644
--- a/include/arch/arduino-nano/driver/counter.h
+++ b/include/arch/arduino-nano/driver/counter.h
@@ -1,6 +1,9 @@
 #include <avr/io.h>
 #include <avr/interrupt.h>
 
+typedef counter_value_t uint16_t;
+typedef counter_overflowed_t uint8_t;
+
 class Counter {
 	private:
 		Counter(const Counter &copy);
diff --git a/include/arch/esp8266/driver/counter.h b/include/arch/esp8266/driver/counter.h
index 754f4d6..42f6f14 100644
--- a/include/arch/esp8266/driver/counter.h
+++ b/include/arch/esp8266/driver/counter.h
@@ -7,26 +7,31 @@ extern "C" {
 }
 #include "c_types.h"
 
+typedef counter_value_t uint32_t;
+typedef counter_overflowed_t uint32_t;
+
 class Counter {
 	private:
 		Counter(const Counter &copy);
 		uint32_t start_cycles;
 
 	public:
-		Counter() : start_cycles(0) {}
+		uint32_t value;
 		uint32_t overflowed;
 
+		Counter() : start_cycles(0), value(0), overflowed(0) {}
+
 		inline void start() {
 			asm volatile ("esync; rsr %0,ccount":"=a" (start_cycles));
 		}
 
-		inline uint32_t stop() {
+		inline void stop() {
 			uint32_t stop_cycles;
 			asm volatile ("esync; rsr %0,ccount":"=a" (stop_cycles));
 			if (stop_cycles > start_cycles) {
-				return stop_cycles - start_cycles;
+				value = stop_cycles - start_cycles;
 			} else {
-				return 0;
+				overflowed = 1;
 			}
 		}
 };
diff --git a/include/arch/msp430fr5969lp/driver/counter.h b/include/arch/msp430fr5969lp/driver/counter.h
index e7f0507..501808b 100644
--- a/include/arch/msp430fr5969lp/driver/counter.h
+++ b/include/arch/msp430fr5969lp/driver/counter.h
@@ -1,6 +1,9 @@
 #include <msp430.h>
 #include <stdint.h>
 
+typedef counter_value_t uint16_t;
+typedef counter_overflowed_t uint8_t;
+
 class Counter {
 	private:
 		Counter(const Counter &copy);
diff --git a/include/arch/msp430fr5994lp/driver/counter.h b/include/arch/msp430fr5994lp/driver/counter.h
index e7f0507..21c5ec5 100644
--- a/include/arch/msp430fr5994lp/driver/counter.h
+++ b/include/arch/msp430fr5994lp/driver/counter.h
@@ -1,6 +1,9 @@
 #include <msp430.h>
 #include <stdint.h>
 
+typedef uint16_t counter_value_t;
+typedef uint8_t counter_overflowed_t;
+
 class Counter {
 	private:
 		Counter(const Counter &copy);
diff --git a/include/arch/posix/driver/counter.h b/include/arch/posix/driver/counter.h
index 6390d14..4f575a8 100644
--- a/include/arch/posix/driver/counter.h
+++ b/include/arch/posix/driver/counter.h
@@ -1,6 +1,9 @@
 #include <stdint.h>
 #include <time.h>
 
+typedef uint64_t counter_value_t;
+typedef uint8_t counter_overflowed_t;
+
 class Counter {
 	private:
 		Counter(const Counter &copy);