~ ~ ~ ~

PRELIMINARYCY14B101P

Figure 25. Synchronous Data Timing (Mode 0)

SCK

tCSS

tCH

tCL

tHD

tSD

VALID IN

tCO

HI-Z

	tCS
tCSH
tOH	tHZCS
	HI-Z

SCK

HOLD

tSH

Figure 26. HOLD Timing

tHH

tSH

tHHZ

tHH

tHLZ

Document #: 001-44109 Rev. *B

Page 25 of 32

[+] Feedback

Page 25

Image 25

Contents

Logic Block Diagram FeaturesOverview Sram Array Pin Definitions Pin Name Type Description PinoutsHold Sram Write Device OperationSram Read Store Operation Serial Peripheral Interface SPI Master Commonly used terms used in SPI protocol are given below SPI Modes System Configuration Using SPI nvSRAM SPI Functional Description SPI Operating Features Read Status Register Rdsr Instruction Status RegisterWrite Status Register Wrsr Instruction Write Disable Wrdi Instruction Write Enable Wren InstructionWrite Protection and Block Protection Block Protection Read Sequence Read Memory AccessWrite Sequence Write Wpen WEN Read RTC Rdrtc Instruction Burst Mode Read Instruction Timing NvSRAM Special Instructions AutoStore DisableWrite RTC Wrtc Instruction Software Store Store AutoStore Enable Asenb AutoStore Disable AsdisbSoftware Recall Recall Hold Pin Operation Real Time Clock Operation Watchdog Timer AlarmCalibrating the Clock Interrupt Register Power MonitorInterrupts Flags Register RTC Recommended Component Configuration Accessing the Real Time Clock through SPI WDF Oscf RTC Register Map1 BCD Format Data Function/Range Oscen Alarm Hours Alarm DayAlarm Minutes Register Map Detail Time Keeping Centuries Register Map Detail Alarm SecondsFlags 0x00 WDF Oscf CAL Maximum Ratings DC Electrical CharacteristicsOperating Range Parameter Description Test Conditions Min Max Unit Capacitance Data Retention and EnduranceThermal Resistance AC Test Conditions AC Switching Characteristics ~ ~ ~ ~ Switching Waveforms AutoStore or Power Up RecallParameters Description CY14B101P Unit Min Max CY14B101P Hardware Store Cycle To Output Active Time when write latch not setParameter Description Hardware Store Pulse Width Ordering Information Ordering Code Package Diagram Package Type Operating RangePart Numbering Nomenclature CY 14 B 101 P SF X C T Pin 300 mil Soic Package Package Diagrams REV ECN no Document HistorySubmission Orig. Description of Change Date Worldwide Sales and Design Support Products PSoC Solutions Sales, Solutions, and Legal InformationUSB

Cypress CY14B101P manual ~ ~ ~ ~

Models: CY14B101P

Figure 25. Synchronous Data Timing (Mode 0)

Figure 26. HOLD Timing

~ ~ ~ ~