National Instruments的時脈晶片有何不同？

硬體: Multifunction DAQ (MIO)

問題: 我想比較三種不同的計數器晶片的差別National Instruments: AM9513, DAQ-STC, 及 NI-TIO

解答:

BOARD	6602	6601	E-SERIES	PC-TIO-10
Counter ASIC	NI-TIO	NI-TIO	DAQSTC	AMD9513
Channels	8	4	2	10
Resolution	32-bits	32-bits	24-bits	16-bits
Timebases	80 MHz, 20 MHz, 100 kHz	20 MHz, 100 kHz	20 MHz, 100 kHz	5 MHz, 1 MHz, 100 kHz, 10 kHz, 1 kHz, 100 Hz
prescalers	X8, X2, none	X8, X2, none	none	none
Max Freq w/ prescalers	80 MHz 125 MHz	20 MHz 60 MHz	20 MHz N/A	7 MHz N/A
DIO	up to 32 bits	up to 32 bits	8 bits	16 bits
DMA	3 channels	1 channel	3 channels	None
RTSI	Yes	Yes	Yes	No
Updown counter	Yes	Yes	Yes	No
Encoders support	Yes	Yes	with external IC	No
Debounce Filters	Yes	Yes	No	No
Two Signal Edge Separation	Yes	Yes	No	No
Start Trigger (hardware arm)	Yes	Yes	No	No
Simulataneous Counter Arm	Yes	Yes	No	Yes (upto 5)
Continuous Buffered Input	Yes	Yes	Yes	No Buffered Input
Dynamic Pulse Train Freq Change	Yes	Yes	Yes	No
New LV layer	Yes	Yes	Yes	No
Old LV layer	Not recommended	Not recommended	Yes	Yes