Adlink cPCI-9116 Manual do Utilizador descarregar pdf (Página 40)

30 • Registers

4.10 A/D Trigger Mode Register

Address:

BASE + 0x34

Attribute:

write only

Data Format:

Bit 7 6 5 4 3 2 1 0

Retrig DLYSRC

Time

Base

TrgP MODE2 MODE1 MODE0

---

Bit 15 14 13 12 11 10 9 8

--- --- --- --- --- softconv ACQ_EN M_enable

Bit 23 22 21 20 19 18 17 16

--- --- --- --- --- --- --- ---

Bit 31 30 29 28 27 26 25 24

--- --- --- --- --- --- --- ---

Table 14. A/D Trigger Mode Register

softconv (bit10): ADC direct conversion control

1: generate 1 convert pulse

0: no effect

ACQ_EN (bit9): Acquisition enable bit

1: enable the acquisition timing

0: disable the acquisition timing

M_enable (bit8): M counter enable bit

1: ignore trigger signals before M counter reaches 0

0: accept the trigger signal anytime

Retrig (bit7): Re-triggerability in an acquisition

1: Re-triggerable

0: trigger only once

DLY SRC (bit6): Delay time unit in delay trigger mode

1: delay in sampling rate (SI2)

0: delay in Timebase

1 2 ... 35 36 37 38 39 40 41 42 43 44 45 ... 97 98

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Adlink cPCI-9116 Manual do Utilizador Página 40