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From Friday, April 19th (11:00 PM CDT) through Saturday, April 20th (2:00 PM CDT), 2024, ni.com will undergo system upgrades that may result in temporary service interruption.
We appreciate your patience as we improve our online experience.
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大多数的S系列数据采集卡有3个DMA通道;然而有一些是例外的。对于S系列采集卡的DMA通道数参见以下表格:
S系列数据采集卡 | DMA通道数 |
PCI-6110 | 3 |
PCI-6111 | 3 |
PCI-6115 | 3 |
PCI-6120 | 3 |
PCI-6122 | 3 |
PCI-6123 | 3 |
PCI-6132 | 3 |
PCI-6133 | 3 |
PCI-6143 | 3 |
PCI-6154 | 4 |
PXI-6115 | 3 |
PXI-6120 | 3 |
PXI-6122 | 3 |
PXI-6123 | 3 |
PXI-6132 | 3 |
PXI-6133 | 3 |
PXI-6143 | 3 |
对于一个NI-DAQ设备来说,可以通过属性节点来获得DMA通道的数目。附上的图片是在LabVIEW 8.2.1 中测量DAQ设备的DMA通道数的VI。 创建该VI的步骤如下。
对DAQ设备的DMA通道创建属性节点的步骤如下:
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