noisymime
/
ArduinoCore-avr
mirror of https://github.com/noisymime/ArduinoCore-avr.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

declare timer0_fract non static and volatile to make it available for linking 

using timer0_fract and Timer0s count register it's possible to write more
precise millis function that include all milliseconds or return some extra
accuracy (eg 1/4 on 1/8 millisecond) with less overhead than micros.
This commit is contained in:
Karl Fessel 2017-11-13 17:31:13 +01:00 committed by Martino Facchin
parent b084848f2e
commit b0dc9758a3
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
cores/arduino/wiring.c
View File

@ -37,7 +37,7 @@
volatile unsigned long timer0_overflow_count = 0; volatile unsigned long timer0_overflow_count = 0;
volatile unsigned long timer0_millis = 0; volatile unsigned long timer0_millis = 0;
static unsigned char timer0_fract = 0; volatile unsigned char timer0_fract = 0;
#if defined(TIM0_OVF_vect) #if defined(TIM0_OVF_vect)
ISR(TIM0_OVF_vect) ISR(TIM0_OVF_vect)