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The Cleverscope system provides powerful dual-trigger capabilities and built-in protocol decoding for analyzing SPI, UART, and other serial data signals. Designed for engineers testing timing relationships and communication sequences in embedded systems..
The Cleverscope system allows users to set two separate triggers with configurable edge direction (rising/falling), source channel, voltage threshold, and noise filters. Triggers can be logically combined using timing constraints (Trig1~2 < min, > max, or between min and max), or with event counting (e.g., “Trigger if Trigger 2 occurs 8 times after Trig1”).
The protocol decoding engine supports:
SPI: Setup includes clock, data, and chip select inputs
UART (TxD): Setup via analog or digital sources with selectable baud rate
Captured data can be decoded and exported using Notes, which are formatted with tab characters for direct Excel usage. The Get Frame button boosts sample transfer for full-resolution decoding, overcoming display buffer limitations.
Use cases demonstrated include validating SPI timing (e.g., CS* to CLK delay) and monitoring frequency-setting messages via UART. Engineers can use the dual-trigger logic to identify and isolate subtle timing violations across system conditions.
Dual independent trigger systems (Trigger 1 & 2)
Combined trigger logic with duration, count, or OR conditions
Supports analog and digital signal sources including SPI/UART
Digital input pattern filters for precise triggering
Built-in protocol decoders with SPI and UART support
“Get Frame” for full-resolution decoding (10ns)
Copy to Notes for easy documentation and Excel export
Deep memory capture (4 Mega samples) for long-time zoom
| Parameter | Details |
|---|---|
| Trigger Sources | Chan A, Chan B, Ext Trigger, Link Input, Digital Inputs (1–8) |
| Trigger Types | Rising, Falling, Digital Pattern Match |
| Trigger Filters | None, Low Pass, High Pass, Noise |
| Trigger Combinations | Time-based, Count-based, OR logic, Trig1~2 duration |
| Trigger Timing Accuracy | 10 ns resolution |
| Digital Input Pattern Options | High (1), Low (0), Don’t Care (X), Edge-triggered |
| Protocol Support | SPI, UART/TxD (ASCII) |
| Baud Rate Range (UART) | User-selectable via drop-down |
| Buffer Depth | 4 Mega samples |
| Protocol Decoding Display | Excel/Notes export with timestamps and signal values |
| Minimum Setup Time Detected | Down to ±50 ns precision for trigger validation |
| Example Use Case | SPI chip-select to clock edge validation, frequency control monitoring |