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Chip type: miRNA-1_0

Affymetrix' press release: 'Affymetrix and Genisphere Launch Best-in-Class Solution for microRNA Expression Research', March 16, 2009.
Note: This generation of miRNA Array is discontinued since September 30, 2011. /Affymetrix


> cdf <- AffymetrixCdfFile$byChipType("miRNA-1_0")
> cdf
Path: annotationData/chipTypes/miRNA-1_0
Filename: miRNA-1_0.CDF
Filesize: 6.56MB
Chip type: miRNA-1_0
RAM: 0.00MB
File format: v3 (text; ASCII)
Dimension: 230x230
Number of cells: 52900
Number of units: 7815
Cells per unit: 6.77
Number of QC units: 4

Note that the default CDF provided by Affymetrix is in the text/ASCII file format. It is highly recommended to convert this to the binary/XDA format using convertCdf() of the affxparser package.