Digital PSoC Blocks
September 5, 2002
Document #: 38-12010 CY Rev. ** CMS Rev. 3.20
53
Digital Basic Type A Block 00 Output Register
(DBA00OU, Address = Bank 1, 22h)
Digital Basic Type A Block 01 Output Register
(DBA01OU, Address = Bank 1, 26h)
Digital Basic Type A Block 02 Output Register
(DBA02OU, Address = Bank 1, 2Ah)
Digital Basic Type A Block 03 Output Register
(DBA03OU, Address = Bank 1, 2Eh)
Digital Communications Type A Block 04 Output Register
(DCA04OU, Address = Bank 1, 32h)
Digital Communications Type A Block 05 Output Register
(DCA05OU, Address = Bank 1, 36h)
Digital Communications Type A Block 06 Output Register
(DCA06OU, Address = Bank 1, 3Ah)
Digital Communications Type A Block 07 Output Register
(DCA07OU, Address = Bank 1, 3Eh)
The Primary Output is the source for “Previous Digital PSoC Block” or “Digital Block 03,” selections for the “Clock
Source Select” in the Digital Basic Type A/Communications Type A Block xx Input Register (Table 48 on page 51).
A digital PSoC block may have 0, 1, or 2 outputs depending on its function, as shown in the following table:
Table 50:
Digital Basic Type A / Communications Type A Block xx Output Register
Bit #
7
6
5
4
3
2
1
0
POR
0
0
0
0
0
0
0
0
Read/
Write
RW
RW
RW
RW
RW
RW
RW
RW
Bit Name
Reserved
Reserved
AUX Out
Enable
AUX IO Sel
[1]
AUX IO Sel
[0]
Out
Enable
Out Sel
[1]
Out Sel
[0]
Bit 7
: Reserved
Bit 6
: Reserved
Bit 5
: AUX Out Enable
0 = Disable Auxiliary Output
1 = Enable Auxiliary Output (function dependent)
Bit [4:3]
: AUX IO Sel [1:0] Function-dependent selection of auxiliary input or output
0 0 = Input from Global Input[0] or Drive Global Output[0] (for Digital Blocks 00 to 03) or
Input from Global Input[4] or Drive Global Output [4] (for Digital Blocks 04 to 07)
0 1 = Input from Global Input[1] or Drive Global Output[1] (for Digital Blocks 00 to 03) or
Input from Global Input[5] or Drive Global Output[5] (for Digital Blocks 04 to 07)
1 0 = Input from Global Input[2] or Drive Global Output[2] (for Digital Blocks 00 to 03) or
Input from Global Input[6] or Drive Global Output[6] (for Digital Blocks 04 to 07)
1 1 = Input from Global Input[3] or Drive Global Output[3] (for Digital Blocks 00 to 03) or
Input from Global Input[7] or Drive Global Output[7] (for Digital Blocks 04 to 07)
Bit 2
: Out Enable
0 = Disable Primary Output
1 = Enable Primary Output (function dependant)
Bit [1:0]
: Out Sel [1:0] Primary Output
0 0 = Drive Global Output[0] (for Digital Blocks 00 to 03) or Drive Global Output[4] (for Digital Blocks 04 to 07)
0 1 = Drive Global Output[1] (for Digital Blocks 00 to 03) or Drive Global Output[5] (for Digital Blocks 04 to 07)
1 0 = Drive Global Output[2] (for Digital Blocks 00 to 03) or Drive Global Output[6] (for Digital Blocks 04 to 07)
1 1 = Drive Global Output[3] (for Digital Blocks 00 to 03) or Drive Global Output[7] (for Digital Blocks 04 to 07)
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