Cypress CY7C0430CV manual Counter Reset 21, 26, Data Data OUT, Counter Write Read Reset Address

Page 17

 

 

 

 

 

 

 

 

CY7C0430BV

 

 

 

 

 

 

 

 

CY7C0430CV

Switching Waveforms (continued)

 

 

 

 

 

Counter Reset [21, 26, 27]

 

 

 

 

 

 

 

 

 

 

tCYC2

 

 

 

 

 

 

 

 

tCH2

tCL2

 

 

 

 

 

 

CLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

tSA

 

tHA

 

ADDRESS

 

 

 

 

 

 

An

An+1

 

INTERNAL

AX

 

 

A0

 

A1

 

An

An+1

ADDRESS

 

 

tSW

tHW

 

 

 

 

 

 

 

 

 

 

 

 

 

R/W

 

 

 

 

 

 

 

tHCLD

 

 

 

 

 

 

 

tSCLD

 

 

CNTLD

 

 

 

 

 

 

 

 

 

CNTINC

 

 

 

 

 

 

 

 

 

 

tSCRST

tHCRST

 

 

 

 

 

An+2

CNTRST

 

 

tSD

tHD

 

 

 

 

 

DATAIN

 

 

D0

 

 

 

 

 

 

DATAOUT

 

 

 

 

 

Q0

 

Q1

Qn

 

 

Counter

Write

Read

Read

 

Read

 

 

 

 

Reset

Address 0

Address 0

Address 1

 

Address n

 

Notes:

26.CE0 = LB = UB = VIL; CE1 = MRST = MKLD = MKRD = CNTRD = VIH.

27.No dead cycle exists during counter reset. A Read or Write cycle may be coincidental with the counter reset.

Document #: 38-06027 Rev. *B

Page 17 of 37

[+] Feedback

Page 16 Page 18
Image 17
Page 16 Page 18
Contents Cypress Semiconductor Corporation FeaturesQuadPort DSE Family Applications Processor Pre-processed Data Path Functional DescriptionProcessor Processed Data Path Queue #1Port 1 Operation-control Logic Blocks2 Top Level Logic Block DiagramAddress Readback is independent of CEs Port 1 Operation-Control Logic Block DiagramBall Grid Array BGA Top View Pin ConfigurationPin Definitions Selection GuideCY7C0430CV Unit Port DescriptionCounter Interrupt Flag Output . Flag is asserted LOW Mask Register Readback Input . When asserted LOWMaximum Ratings Electrical Characteristics Over the Operating RangeOperating Range CapacitanceAC Test Load Three-State DelayNormal Load TAP LoadChip Enable Hold Time Chip Enable Set-up TimeOutput Enable to Data Valid Maximum FrequencyJtag Timing and Switching Waveforms Master Reset10 Switching WaveformsAddress CLKData OUT LatencyRead-to-Write-to-Read OE = Bank Select Read 17Address B1 Read No Operation WriteRead with Address Counter Advance23 Read-to-Write-to-Read OE Controlled19, 20, 21Cntld Cntinc DataoutAddress Internal Write with Address Counter Advance 24Write External Write with Counter HoldCounter Write Read Reset Address Counter Reset 21, 26Data Data OUT Address nLoad Read Data with Counter External Address Internal Load and Read Address Counter28Cntrd Internal Mkld Load and Read Mask RegisterMkrd Mask Internal Value Load Read Mask Register ValuePort 1 Write to Port 2 Read34, 35 Mailbox Interrupt Timing40, 41, 42, 43 Counter Interrupt 37, 38Operation Mode OperationInterrupts Master ResetInterrupt Operation Example Port FunctionCntinc = Cntld = Cntrst = CLK Address Counter Control OperationsCntrd Mkrd Counter-Mask Register Test Access Port TAP-Test Clock TCK Disabling the Jtag FeatureTest Mode Select Performing a TAP ResetTAP Instruction Set Non-Debug Mode Go-NoGoIdentification ID Register Mbist Control States Debug ModeBoundary Scan Cells BSC P4IO17-9EXIT2-IR UPDATE-DR UPDATE-IR TAP Controller State Diagram FSM53MUX JTAG/BIST TAP Controller Block DiagramMbist Debug Register MDR 391 Bist TAP ControllerInstruction Identification Codes Description Scan Registers Sizes Register Name Bit SizePlaces the bypass register BYR between TDI and TDO Between TDI and TDOMbist Control Register MCR MCR10 Mode CE0 Boundary Scan Order Cell # Signal Name Bump Ball IDCLKP4 CLKP3CLKP2 Ordering Information Lead Pbga 27 x 27 x 2.33 mm BG272 Package DiagramDocument History Issue Orig. Description of Change DateSZV FSG
Top Page Image Contents