Calculator category
Communication Calculators
Engineering calculators for UART, I2C, SPI, CAN, RS-485, and other electronic communication interfaces.
Available Calculators
12
In Development
0
Coming Soon
0
Calculators
Available tools link to working calculators. In-development and coming-soon tools show the current roadmap for this category.
PurposeCalculate UART bit time, frame bits, character time, transmission time, payload data rate, and baud-rate comparisons.
InputEngineering parameters
OutputCalculated result
PurposeCalculate UART bit time, frame time, packet transmission time, sampling instant, baud-rate error, and timing comparisons.
InputEngineering parameters
OutputCalculated result
PurposeCalculate I²C pull-up resistor limits, rise time, bus capacitance, sink current, and RC time constant.
InputVoltage / Current
OutputValue / Margin
PurposeCalculate SPI clock divider settings, bit time, byte transfer time, block transfer time, throughput, and CPOL / CPHA modes.
InputEngineering parameters
OutputCalculated result
PurposeCalculate Classical CAN bit timing, baud rate, time quantum, prescaler, TSEG values, sample point, SJW, and timing candidates.
InputEngineering parameters
OutputCalculated result
PurposeEstimate RS-232 cable length from capacitance budget, cable capacitance, non-cable load, UART timing, and propagation delay.
InputCapacitance / Network
OutputEquivalent value
PurposeCalculate RS-485 termination resistor match, effective bus load, termination current, resistor power, split termination, and reflection estimates.
InputVoltage / Current / Rating
OutputPower / Margin
PurposeCalculate IEEE PoE power budget, PD available power, cable loss, current, voltage, efficiency, and multi-port switch power.
InputVoltage / Current / Rating
OutputPower / Margin
PurposeCalculate USB power, current, voltage drop, cable power loss, available power, efficiency, and multi-device USB power budget.
InputVoltage / Current / Rating
OutputPower / Margin
PurposeConvert data rates between bps, kbps, Mbps, Gbps, Tbps, B/s, MB/s, GB/s, and IEC byte-rate units.
InputEngineering parameters
OutputCalculated result
PurposeCalculate effective network throughput, protocol efficiency, bandwidth utilization, overhead loss, transfer time, and data transfer capacity.
InputEngineering parameters
OutputCalculated result
PurposeCalculate theoretical communication latency, transmission delay, propagation delay, processing delay, queuing delay, total latency, and round trip time.
InputEngineering parameters
OutputCalculated result
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