Assertion: modem's signal | /r/Synonym | interrupt
Facets:
value: on a certain wire
type: LOCATION
Source sentences:
text: When the serial port receives a number of bytes (may be set to 1, 4, 8, or 14) into its FIFO buffer, it signals the CPU to fetch them by sending an electrical signal known as an interrupt on a certain wire normally used only by that port.