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TMC2084-HD

Standalone Mode CircLink™ Controller

SMSC -> Microchip 

Standalone Mode CircLinkTM Controller

Datasheet

Chapter 4 APPENDIX ......................................................................................................................... 64

4.1 Application Circuit Examples............................................................................................................. 64

4.1.1 Connecting A/D and D/A.........................................................................................................................64

4.1.2 Connecting Watchdog Timer ..................................................................................................................65

4.1.3 Using SLT4 Plus RS485 .........................................................................................................................65

4.1.4 Considerations for Shared Pins When Port D is Configured as INPUT PORT .......................................66

4.1.5 Case Where Port A and B are Unused ...................................................................................................67

4.1.6 Case Where Port C is Unused................................................................................................................68

4.1.7 Case Where Port D is Unused................................................................................................................68

4.1.8 Initial Configuration for OUTPUT PORT (LED Display Example) ...........................................................69

4.1.9 Width of Reset Signal .............................................................................................................................70

4.2 Output Current from Shared Pins...................................................................................................... 72

4.3 Values of Pull-Up and Pull-Down Resisters...................................................................................... 73

LIST OF FIGURES

Figure 1 -

Figure 2 -

Figure 3 -

Figure 4 -

Figure 5 -

Figure 6 -

Figure 7 -

Figure 8 -

Figure 9 -

Figure 10 -

Figure 11 -

TMC2084 Block Diagram..........................................................................................................................7

TMC2084 Pin Configuration....................................................................................................................12

Network Configuration Example 1: S Single Host and 15 Nodes............................................................15

Network Configuration Example 2: Dual Hosts and 6 Nodes ..................................................................15

Functional Diagram Of FLAG OUTPUT..................................................................................................40

Functional Diagram of NST Carry Output Generation Section................................................................46

nNSTCOUT Output Timing Example For Bits NSTC3 - 0 = 2h...............................................................47

State Transition Diagram for CMI ...........................................................................................................48

Initialization Procedure ...........................................................................................................................51

Procedure to change the configuration through the network during operation ....................................52

Input Signal Measurement Points .......................................................................................................55

LIST OF TABLES

Table 1 -

Table 2 -

Table 3 -

Table 4 -

Truth Table Of Bits FOSL3 - 0 ................................................................................................................40

Bits NSTPRE2 – 0 And NST Resolution.................................................................................................46

Bits NSTC3 – 0 vs. Carry Output Bit.......................................................................................................47

CircLink Controller Comparison Table ....................................................................................................74

Revision 0.1 (03-31-06)

Page 4

DATASHEET

SMSC TMC2084

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