Cypress CY7C1526JV18, CY7C1513JV18, CY7C1515JV18 manual TAP Controller State Diagram, Page 15 of

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CY7C1511JV18, CY7C1526JV18

CY7C1513JV18, CY7C1515JV18

TAP Controller State Diagram

The state diagram for the TAP controller follows. [11]

TEST-LOGIC RESET

TEST-LOGIC/ IDLE

1		1	1
1	SELECT	1	SELECT
	DR-SCAN		IR-SCAN
	0		0
	1		1

CAPTURE-DR		CAPTURE-IR
0		0
SHIFT-DR	0	SHIFT-IR	0
1		1
EXIT1-DR	1	EXIT1-IR	1
EXIT1-DR		EXIT1-IR
0		0
PAUSE-DR	0	PAUSE-IR	0
1		1
0		0
EXIT2-DR		EXIT2-IR
1		1
UPDATE-DR		UPDATE-IR
1		1
0		0

Note

11. The 0/1 next to each state represents the value at TMS at the rising edge of TCK.

Document Number: 001-12560 Rev. *C

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Contents Functional Description FeaturesConfigurations CY7C1511JV18, CY7C1526JV18 CY7C1513JV18, CY7C1515JV18Logic Block Diagram CY7C1511JV18 Logic Block Diagram CY7C1526JV18CY7C1511JV18, CY7C1526JV18 CY7C1513JV18, CY7C1515JV18 Logic Block Diagram CY7C1515JV18 Logic Block Diagram CY7C1513JV18165-Ball FBGA 15 x 17 x 1.4 mm Pinout Pin ConfigurationPin Configuration CY7C1511JV18, CY7C1526JV18 CY7C1513JV18, CY7C1515JV18Pin Definitions Pin Definitions continued CY7C1513JV18, CY7C1515JV18Byte Write Operations Functional OverviewRead Operations Write OperationsEcho Clocks Concurrent TransactionsDepth Expansion Programmable ImpedanceASIC CY7C1511JV18, CY7C1526JV18Application Example Truth TableWrite Cycle Descriptions Write Cycle Descriptions IEEE 1149.1 Serial Boundary Scan JTAG Disabling the JTAG FeatureTest Access Port-Test Clock Performing a TAP ResetBYPASS IDCODESAMPLE Z SAMPLE/PRELOADPage 15 of TAP Controller State DiagramTAP Electrical Characteristics TAP Controller Block DiagramTAP Timing and Test Conditions TAP AC Switching CharacteristicsCY7C1511JV18 Identification Register DefinitionsScan Register Sizes Instruction CodesBoundary Scan Order DLL Constraints Power Up Sequence in QDR-II SRAMPower Up Waveforms Power Up SequenceMaximum Ratings Electrical CharacteristicsDC Electrical Characteristics AC Electrical CharacteristicsPackage CapacitanceThermal Resistance AC Test Loads and WaveformsParameter Switching CharacteristicsK K RPS WPS Switching WaveformsREAD WRITEOrdering Information Figure 4. 165-ball FBGA 15 x 17 x 1.40 mm Package DiagramECN NO Document History PageISSUE Burst Architecture Document Number