dani/CommandStation-EX
1
0
Fork 0
mirror of https://github.com/DCC-EX/CommandStation-EX.git synced 2025-02-22 08:46:04 +01:00
Code Releases Activity

protect analogvals read from interrupt

Browse Source
This commit is contained in:
Harald Barth 2022-11-25 10:48:18 +01:00
parent 9b04cd791b
commit 96f47bf44f
1 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
DCCTimerAVR.cpp
View File

@ -169,9 +169,13 @@ int16_t ADCee::ADCmax() {
int ADCee::read(uint8_t pin, bool fromISR) { int ADCee::read(uint8_t pin, bool fromISR) {
(void)fromISR; // AVR does ignore this arg (void)fromISR; // AVR does ignore this arg
uint8_t id = pin - A0; uint8_t id = pin - A0;
int a;
// we do not need to check (analogvals == NULL) // we do not need to check (analogvals == NULL)
// because usedpins would still be 0 in that case // because usedpins would still be 0 in that case
return analogvals[id]; noInterrupts();
a = analogvals[id];
interrupts();
return a;
} }
/* /*
* Scan function that is called from interrupt * Scan function that is called from interrupt