Port 1 Operation-Control Logic Block Diagram | Cypress CY7C0430BV

CY7C0430BV

CY7C0430CV

Port 1 Operation-Control Logic Block Diagram

(Address Readback is independent of CEs)

R/WP1

W

UBP1

CE0P1

CE1P1

LBP1

OEP1

9

I/O9P1–I/O17P1

Port-1

I/O

9

Control

I/O0P1–I/O8P1

Addr.

Read

Port 1

Readback

Register

MRST

A0P1–A15P1	16	Port 1
A0P1–A15P1		Port 1
		Mask Register
CNTRDP1	Priority
MKRDP1	Priority
MKRDP1	Decision
MKLDP1	Decision	Port 1
CNTINCP1	Logic	Counter/
CNTINCP1		Address
		Register

					1
				t
				or
				or
Port 1				P		64K × 18
Port 1						64K × 18
Address						QuadPort
Address						QuadPort
Decode						DSE Array
Decode

P ort 4

CNTLDP1

CNTRSTP1

CLKP1

MRST

CNTINTP1

LBP1

P1

UB

Port 1

R/WP1

Interrupt

CE0P1

Logic

CE1P1

OE

P1

CLKP1

MRST

Po r t 2

INTP1

ort	3
ort
P

Document #: 38-06027 Rev. *B

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Cypress CY7C0430BV, CY7C0430CV manual Port 1 Operation-Control Logic Block Diagram, Address Readback is independent of CEs

Contents

QuadPort DSE Family Applications FeaturesCypress Semiconductor Corporation Functional Description Processor Pre-processed Data PathProcessor Processed Data Path Queue #1 Top Level Logic Block Diagram Port 1 Operation-control Logic Blocks2 Port 1 Operation-Control Logic Block Diagram Address Readback is independent of CEs Pin Configuration Ball Grid Array BGA Top View Selection Guide Pin DefinitionsCY7C0430CV Unit Port Description Mask Register Readback Input . When asserted LOW Counter Interrupt Flag Output . Flag is asserted LOW Electrical Characteristics Over the Operating Range Maximum RatingsOperating Range Capacitance Three-State Delay AC Test LoadNormal Load TAP Load Chip Enable Set-up Time Chip Enable Hold TimeOutput Enable to Data Valid Maximum Frequency Jtag Timing and Switching Waveforms Switching Waveforms Master Reset10 CLK AddressData OUT Latency Bank Select Read 17 Read-to-Write-to-Read OE =Address B1 Read No Operation Write Read-to-Write-to-Read OE Controlled19, 20, 21 Read with Address Counter Advance23Cntld Cntinc Dataout Write with Address Counter Advance 24 Address InternalWrite External Write with Counter Hold Counter Reset 21, 26 Counter Write Read Reset AddressData Data OUT Address n Cntrd Internal Load and Read Address Counter28Load Read Data with Counter External Address Internal Load and Read Mask Register MkldMkrd Mask Internal Value Load Read Mask Register Value Port 1 Write to Port 2 Read34, 35 Counter Interrupt 37, 38 Mailbox Interrupt Timing40, 41, 42, 43 Mode Operation Operation Master Reset InterruptsInterrupt Operation Example Port Function Cntrd Mkrd Address Counter Control OperationsCntinc = Cntld = Cntrst = CLK Counter-Mask Register Disabling the Jtag Feature Test Access Port TAP-Test Clock TCKTest Mode Select Performing a TAP Reset Identification ID Register Non-Debug Mode Go-NoGoTAP Instruction Set Debug Mode Mbist Control StatesBoundary Scan Cells BSC P4IO17-9 TAP Controller State Diagram FSM53 EXIT2-IR UPDATE-DR UPDATE-IR JTAG/BIST TAP Controller Block Diagram MUXMbist Debug Register MDR 391 Bist TAP Controller Scan Registers Sizes Register Name Bit Size Instruction Identification Codes DescriptionPlaces the bypass register BYR between TDI and TDO Between TDI and TDO Mbist Control Register MCR MCR10 Mode Boundary Scan Order Cell # Signal Name Bump Ball ID CE0CLKP4 CLKP3 CLKP2 Ordering Information Package Diagram Lead Pbga 27 x 27 x 2.33 mm BG272 Issue Orig. Description of Change Date Document HistorySZV FSG