CYWB0320ABX-FDXI
CYWB0321ABX-FDXI
Contents
Functional Overview ........................................................ 3
The SLIM Architecture ................................................. 3
8051 Microprocessor ................................................... 3
Configuration and Status Registers ............................. 3
Processor Interface (P-Port) ........................................ 3
USB Interface (U-Port) ................................................ 3
Clocking ....................................................................... 3
Power Domains ........................................................... 4
Power Modes .............................................................. 5
Pin Assignments .............................................................. 6
Absolute Maximum Ratings .......................................... 13
Operating Conditions ..................................................... 13
DC Characteristics ......................................................... 14
AC Timing Parameters ................................................... 16
P Port Interface ......................................................... 16
S Port Interface AC Timing Parameters .................... 43
Reset and Standby Timing Parameters .................... 45
Ordering Information ...................................................... 47
Ordering Code Definitions ......................................... 47
Package Diagram ............................................................ 48
Acronyms ........................................................................ 49
Document Conventions ................................................. 49
Units of Measure ....................................................... 49
Errata ............................................................................... 50
Part Numbers Affected .............................................. 50
Arroyo Qualification Status ........................................ 50
Arroyo Errata Summary ............................................. 50
Errata ............................................................................... 51
Part Numbers Affected .............................................. 51
Arroyo Qualification Status ........................................ 51
Arroyo Errata Summary ............................................. 51
Document History Page ................................................. 52
Sales, Solutions, and Legal Information ...................... 54
Worldwide Sales and Design Support ....................... 54
Products .................................................................... 54
PSoC® Solutions ...................................................... 54
Cypress Developer Community ................................. 54
Technical Support ..................................................... 54
Document Number: 001-57458 Rev. *H
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