Does Serial.write() bock until the byte is written out of the Arduino? If so, is there a non-blocking approach? Also, if it does block, can an ISR execute while waiting for the Serial.write to complete?

Does Serial.write() block

system November 4, 2017, 8:43am 4

Typically 64 bytes.

Topic		Replies	Views
Serial write time Programming	44	20665	May 5, 2021
Confused by Serial.write timing. Programming	31	7726	May 5, 2021
Is serail.write() blocking? Programming	7	3815	May 5, 2021
Non blocking hardware serial Suggestions for the Arduino Project	15	20611	May 6, 2021
Serial TX buffer not working? Due	3	1839	May 6, 2021