Serial Link: Bit Rate Calculation and Clock Frequency
Asynchronous serial communication forms the backbone of debugging and low-speed peripheral interfaces in embedded systems.
A standard UART link operates at a baud rate of 115200 Hz. Each data frame consists of one start bit, eight data bits, and one stop bit. No parity bit is used. The receiver samples the incoming line using a clock derived from the expected baud rate.
Calculate the timing parameters for a single bit and an entire frame. Determine the maximum effective data throughput and the protocol overhead percentage.
Constraints
- The baud rate is exactly
115200symbols per second. - A single frame contains exactly 10 bits: 1 start bit, 8 data bits, and 1 stop bit.
- Assume continuous transmission with no idle time between frames for peak calculations.
Topics
Solve this problem
Place the gates, wire them up and watch the signals settle. Every submission runs on the same simulation engine that grades it.
This problem is part of Codiode Pro. The statement above is free to read.
The circuit builder and code editor need a desktop screen. On a phone, read the problem here and open it on a laptop to solve.