RFM22
Register 51h. Digital Test Bus Select
Bit
D7
Reserved
R/W
D6
ensctest
R/W
D5
D4
D3
D2
D1
D0
dtb[5:0]
R/W
Name
Type
Reset value = 00000000
Bit
Name
Function
7
Reserved
Reserved.
Scan Test Enable.
6
ensctest
When set to 1 then GPIO0 will be the ScanEn input.
Digital Test Bus.
5:0
dtb[5:0]
GPIO must be configured to Digital Test Mux output.
Table 36. Internal Digital Signals Available on the Digital Test Bus
116
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