Differences
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Both sides previous revision Previous revision | |||
en:netzer:impulse [2014/08/17 16:36] svesch Added exmaples to all supported capture modes. |
en:netzer:impulse [2014/09/27 21:50] svesch [Measuring impulses in „Triggered by IO0“ mode (IO0 synchronized)] |
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In this mode the periode of periodic signals or pulse length can be measured. | In this mode the periode of periodic signals or pulse length can be measured. | ||
Connect the signal to measure to IO0 and IO3 or SPI_INT or both. | Connect the signal to measure to IO0 and IO3 or SPI_INT or both. | ||
- | For periode length the IO0 trigger edge and the capture edge must be equal. | + | For period length the IO0 trigger edge and the capture edge must be equal (like IO3 in image below). |
- | For positive pulses the IO0 trigger edge must be rising, the capture edge falling edge. | + | For positive pulses the IO0 trigger edge must be rising, the capture edge falling edge (like SPI_INT in image below). |
For negative pulses the IO0 trigger edge must be falling, the capture edge rising edge. | For negative pulses the IO0 trigger edge must be falling, the capture edge rising edge. | ||
{{ :en:netzer:impulse_capture_io0_sync.gif?direct |}} | {{ :en:netzer:impulse_capture_io0_sync.gif?direct |}} | ||