Hi, I have a sensor and I receive values from it between 0 and 255. I need to convert the readings from the sensor to an array of char. For example, if my sensor reads 97 I need this 97 reading converted to the "a" (which is the representation of 97 in the ASCII table). I need something like: ch…

char string_to_send[2]; int i = 97; string_to_send[0] = i; string_to_send[1] = '\0'; nul to terminate the string.

I think that, any time you are trying to shove 2 bytes of information (i.e., an int) into a 1 byte bucket (i.e., a char), you should explicitly cast the assignment. It helps document what you're doing: void setup() { // put your setup code here, to run once: char myStr[20]; myStr[0] = (cha…

Convert int to char

Projects Programming

RayLivingston February 3, 2015, 3:27pm 2

int x = 97;
char y = x;

It's just numbers. There is no "conversion" needed.

Regards,
Ray L.

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Convert int to char

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