I am using this code to print out on a serial monitor at a particular interval. I don't understand why the code works in the -ve values. millis() gives unsigned long, however, I am curious why the if statement works in the -ve values. int ct, pt = 0; void setup() { Serial.begin(115200); } void…

[image] hexagun: still works. Why? To see how (-31908) - (32627) works in 16 bits we first convert the numbers to hexadecimal: 0x835C - 0x7F73 We change that to an addition problem by changing it to: 0x835C + (-0x7F73) To negate 0x7F73 we invert the bits and add 1 (2's Complement) 0x835C…

Millis() with int

Projects Programming

Idahowalker October 13, 2021, 11:41am 2

because the code has not exceeded the limits of an int, yet.

Topic		Replies	Views
millis() over flow question. Blink Without Delay (Resolved) Programming	4	3688	May 5, 2021
millis() and overflow Programming	4	1838	May 5, 2021
millis starts counting in negative numbers Programming	7	10452	May 5, 2021
Millis overflow Programming	5	1259	May 5, 2021
comparison of two unsigned bytes strange behavior Programming	20	2082	May 5, 2021

Millis() with int

Related topics