Psoc Ultrasonic Sensor Page

: Advanced setups use the PSoC's internal Band-Pass Filters (BPF) to block out environmental noise and Zero-crossing detectors to handle signal modulation, allowing the sensor to distinguish between fixed objects and moving ones. Common Use Cases in the PSoC World

Key steps:

| Feature | Benefit | |---------|---------| | | The PSoC integrates timing, logic, and analog conditioning, reducing BOM cost and PCB space. | | Programmable gain & filtering | Adjust sensitivity for different ranges or surface reflectivity without hardware changes. | | Low power | PSoC can enter deep-sleep between measurements and wake using a watchdog timer or GPIO. | | Multi-sensor support | Use the same PSoC to sequence multiple transmitter-receiver pairs for spatial mapping. | | I2C/SPI/UART ready | Directly interface with a host system without additional glue logic. | psoc ultrasonic sensor

: To improve accuracy, some developers suggest using the PSoC’s internal temperature sensor to adjust calculations. Because the speed of sound changes with temperature, the PSoC can dynamically update its math to keep measurements precise. : Advanced setups use the PSoC's internal Band-Pass

// Print distance value printf("Distance: %d cm\n", distance); | | Low power | PSoC can enter