From ec15c42ab8f5919d62d563798c62e12bed9c843e Mon Sep 17 00:00:00 2001 From: Daniel Friesel Date: Thu, 15 Nov 2018 15:37:32 +0100 Subject: arduino-nano: Add counter driver. Conflicts with timer_s=1 / loop=1 --- src/arch/arduino-nano-168/Makefile.inc | 4 ++++ src/arch/arduino-nano/Makefile.inc | 4 ++++ src/arch/arduino-nano/driver/counter.cc | 10 ++++++++++ 3 files changed, 18 insertions(+) create mode 100644 src/arch/arduino-nano/driver/counter.cc (limited to 'src') diff --git a/src/arch/arduino-nano-168/Makefile.inc b/src/arch/arduino-nano-168/Makefile.inc index 2f501f6..61492db 100644 --- a/src/arch/arduino-nano-168/Makefile.inc +++ b/src/arch/arduino-nano-168/Makefile.inc @@ -40,6 +40,10 @@ ifneq ($(findstring timer,${arch_drivers}), ) CXX_TARGETS += src/arch/arduino-nano/driver/timer.cc endif +ifneq ($(findstring counter,${arch_drivers}), ) + CXX_TARGETS += src/arch/arduino-nano/driver/counter.cc +endif + ifeq (${cpu_freq}, 16000000) uart_baud = 57600 else ifeq (${cpu_freq}, 8000000) diff --git a/src/arch/arduino-nano/Makefile.inc b/src/arch/arduino-nano/Makefile.inc index 30d9638..8896681 100644 --- a/src/arch/arduino-nano/Makefile.inc +++ b/src/arch/arduino-nano/Makefile.inc @@ -40,6 +40,10 @@ ifneq ($(findstring timer,${arch_drivers}), ) CXX_TARGETS += src/arch/arduino-nano/driver/timer.cc endif +ifneq ($(findstring counter,${arch_drivers}), ) + CXX_TARGETS += src/arch/arduino-nano/driver/counter.cc +endif + ifeq (${cpu_freq}, 16000000) uart_baud = 57600 else ifeq (${cpu_freq}, 8000000) diff --git a/src/arch/arduino-nano/driver/counter.cc b/src/arch/arduino-nano/driver/counter.cc new file mode 100644 index 0000000..4e62983 --- /dev/null +++ b/src/arch/arduino-nano/driver/counter.cc @@ -0,0 +1,10 @@ +#include "driver/counter.h" + +Counter counter; + +ISR(TIMER1_OVF_vect) +{ + if (counter.overflowed < 255) { + counter.overflowed++; + } +} -- cgit v1.2.3