Digital Signal Processing Reference
In-Depth Information
C
HAPTER
12
Legacy Digital I/O
Interfacing Standards
ASCII “P” = 0x50
00001010
Mark (1)
Space (0)
Start
Bit
01234567 t p
Bit
Data Bit number
LSB
MSB
Time
The EIA RS-232C standard is widely used in PCs on the COM ports for serial data
transmission.
