Important Note | Samsung S3F80JB specification

Important Note

Subject : Toggling phenomenon when serial writing programming on the S3F80JB.

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Samsung S3F80JB manual Important Note

Contents

S3F80JB Important Notice Reset Part Programming Model Table of Contents Interrupt Structure Reset Summary Table of Back-Up Mode, Stop Mode, and Reset Status 10-2 Timer10-1 10-3 15-3 Flash Memory User Programming Enable Register Fmusr 15-615-1 15-5 List of Figures Title Number 10-8 10-510-7 10-9 12-2 17-3 Typical Low-Side Driver Sink Characteristics17-6 Typical High-Side Driver Source Characteristics 12-5 18-2 18-3 Typical Low-Side Driver Sink Characteristics18-6 Typical High-Side Driver Source Characteristics 18-4 Reset Condition in Stop Mode When Ipor / LVD Control Bit is List of Tables 17-13 17-317-6 18-3 Description Chapter ResetChapter Basic Timer and Timer Chapter Address Spaces Register Full Register Name Identifier Instruction Full Register Name Mnemonic POP NextNOP Popud S3C8/S3F8-SERIES Microcontrollers S3F80JB Microcontroller Features CPU Block Diagram 32-PIN Package Block Diagram 32-pin Block Diagram 44-PIN Package Block Diagram 44-pin Pin Assignment Diagram 32-Pin SOP Package PIN Assignments PIN Assignments S3F80JB44-QFP Pin Descriptions of 32-SOP Circuit 32 Pin Shared Names Pin Descriptions of 44-QFP Circuit 44 Pin Shared Names P3.1 Port with bit-programmable pin. Configurable to PIN Circuits Pin Circuit Type 1 Port 0 and Port2 PIN Circuits Pin Circuit Type 2 Port 1, Port4, P3.4 and P3.5 Pin Circuit Type 3 P3.0 Pin Circuit Type 4 P3.1 10. Pin Circuit Type 6 nRESET Address Space Overview Program Memory Program Memory Address Space Smart Option Smart Option S3F80JB Address Spaces Register Architecture Summary of S3F80JB Register Type Number of BytesTotal Addressable Bytes 333 Internal Register File Organization Register page Pointer PP Register Page Pointer PP Register SET Prime Register Space Set 1, Set 2, and Prime Area Register Map Working Registers Byte Working Register Areas Slices Using the Register Pointers Programming TIP Setting the Register Pointers R0,R2 #80H RP0 ← 80HR0,R1 ← R0 + R0,R3 Register Addressing Bit Register Pair 10. Register File Addressing Common Working Register Area C0H-CFH RP1 → C8H-CFH Programming TIP Addressing the Common Working Register Area ExampleBIT Working Register Addressing 12 -Bit Working Register Addressing 14 -Bit Working Register Addressing 15 -Bit Working Register Addressing Example System and User Stacks Stack OperationsStack Pointers SPL Push RP1 SPL,#0FFH SPL ← FFHPush RP0 POP RP1 Addressing Modes Register Addressing Mode R Register Addressing Indirect Register Addressing Mode IR Indirect Register Addressing to Register File Indirect Register Addressing Mode Indirect Register Addressing to Program Memory Indirect Working Register Addressing to Register File LCD Indexed Addressing Mode Indexed Addressing to Register File Indexed Addressing Mode Next 2 Bits Indexed Addressing to Program or Data Memory Direct Address Mode DA 10. Direct Addressing for Load Instructions Direct Address Mode 11. Direct Addressing for Call and Jump Instructions Indirect Address Mode IA 12. Indirect Addressing Relative Address Mode RA 13. Relative Addressing Immediate Mode IM 14. Immediate Addressing Control Registers T0DATA T0CNTD0H D1H Mapped Registers Register Name Mnemonic Decimal Hex Register Description Format Watchdog Timer Function Enable Bits for System Reset Btcon Basic Timer Control Register D3H Set1 Bank0Bit Identifier Reset Value Read/Write Addressing Mode Basic Timer Input Clock Selection Bits Cacon Counter a Control Register F3H Set1 Bank0 Clkcon System Clock Control Register D4H Set1 Bank0 CPU Clock System Clock Selection BitsSubsystem Clock Selection Bits Conversion Timer Control Bit Cmod Comparator Mode Register E9H Set1 Bank1Comparator Enable Bit External Reference Selection Bit P2.6 Function Selection Bit Cmpsel Comparator Input Selection Register EBH Set1 Bank1P2.7 Function Selection Bit P2.5 Function Selection Bit EMT External Memory Timing Register Note FEH Set1 Bank0 Flags System Flags Register D5H Set1 Bank0 Flash Memory Mode Selection Bits Fmcon Flash Memory Control Register EFH Set1 Bank1Operation stop Operation start auto clear bit Flash Memory User Programming Enable Bits Flash Memory Sector Address High ByteFlash Memory Sector Address Low Byte Interrupt Level 1 IRQ1 Enable Bit Timer 1 Match or Overflow Interrupt Level 3 IRQ3 Enable Bit Timer 2 Match or OverflowInterrupt Level 2 IRQ2 Enable Bit Counter a Interrupt Interrupt Level 0 IRQ0 Enable Bit Timer 0 Match or Overflow Instruction Pointer Address High Byte IPH Instruction Pointer High Byte DAH Set1 Bank0IPL Instruction Pointer Low Byte DBH Set1 Bank0 Instruction Pointer Address Low Byte IPR Interrupt Priority Register FFH Set1 Bank0 Not pending IRQ Interrupt Request Register DCH Set1 Bank0Not pending Pending Level 2 IRQ2 Request Pending Bit Counter a Interrupt LVD Flag 2.3V Indicator Bit Lvdcon LVD Control Register E0H Set1 Bank1VDD ≥ Lvdflag Level VDD Lvdflag Level P0.5/INT4 Mode Selection Bits P0.7/INT4 Mode Selection BitsP0.6/INT4 Mode Selection Bits P0.4/INT4 Mode Selection Bits P0.1/INT1 Mode Selection Bits P0.3/INT3 Mode Selection BitsP0.2/INT2 Mode Selection Bits P0.0/INT0 Mode Selection Bits P0.5 External Interrupt INT4 Enable Bit P0.7 External Interrupt INT4 Enable BitP0.6 External Interrupt INT4 Enable Bit P0.4 External Interrupt INT4 Enable Bit P0.5 External Interrupt INT4 Pending Flag Bit P0.7 External Interrupt INT4 Pending Flag Bit see NoteP0.6 External Interrupt INT4 Pending Flag Bit P0.4 External Interrupt INT4 Pending Flag Bit P0.5 Pull-up Resistor Enable Bit P0.7 Pull-up Resistor Enable BitP0.6 Pull-up Resistor Enable Bit P0.4 Pull-up Resistor Enable Bit P1.5 Mode Selection Bits P1.7 Mode Selection BitsP1.6 Mode Selection Bits P1.4 Mode Selection Bits P1.1 Mode Selection Bits P1.3 Mode Selection BitsP1.2 Mode Selection Bits P1.0 Mode Selection Bits P2.5/INT9 Mode Selection Bits P2.7/INT9 Mode Selection BitsP2.6/INT9 Mode Selection Bits P2.4/INT9 Mode Selection Bits P2.1/INT6 Mode Selection Bits P2.3/INT8 Mode Selection BitsP2.2/INT7 Mode Selection Bits P2.0/INT5 Mode Selection Bits P2.5 External Interrupt INT9 Enable Bit P2.7 External Interrupt INT9 Enable BitP2.6 External Interrupt INT9 Enable Bit P2.4 External Interrupt INT9 Enable Bit P2.5 External Interrupt INT9 Pending Flag Bit P2.7 External Interrupt INT9 Pending Flag Bit see NoteP2.6 External Interrupt INT9 Pending Flag Bit P2.4 External Interrupt INT9 Pending Flag Bit P2.5 Pull-up Resistor Enable Bit P2.7 Pull-up Resistor Enable BitP2.6 Pull-up Resistor Enable Bit P2.4 Pull-up Resistor Enable Bit P3CON Port 3 Control Register EFH Set1 Bank0 P3CON Each Function Description and Assignment to P3.0-P3.3 P345CON Port345 Control Register E1H Set1 Bank1 P3.5 Mode Selection BitsP3.4 Mode Selection Bits Port 4 Control Register Selection Bit P4CON Port 4 Control Register F0H Set1 Bank0 P4.5 Mode Selection Bits P4.7 Mode Selection BitsP4.6 Mode Selection Bits P4.4 Mode Selection Bits P4.1 Mode Selection Bits P4.3 Mode Selection BitsP4.2 Mode Selection Bits P4.0 Mode Selection Bits Source Register Page Selection Bits PP Register Page Pointer DFH Set1 Bank0Destination page 0 See Note Source page 0 See Note Register Pointer 0 Address Value RP0 Register Pointer D6H Set1 Bank0RP1 Register Pointer D7H Set1 Bank0 Register Pointer 1 Address Value Stopcon Stop Control Register FBH Set1 Bank0 Stop Control Register Enable BitsSPL Stack Pointer Low Byte D9H Set1 Bank0 Stack Pointer Address Low Byte Global Interrupt Enable Bit SYM System Mode Register DEH Set1 Bank0Fast Interrupt Enable Bit Tri-State External Interface Control Bit T0CON- Timer 0 Control Register D2H Set 1 Bank0 T1CON Timer 1 Control Register FAH Set1 Bank0 T2CON Timer 2 Control Register E8H Set1 Bank1 Levels VectorsSources Interrupt Types S3C8/S3F8-Series Interrupt Types S3F80JB Interrupt Structure S3F80JB Interrupt Structure Interrupt Vector Addresses ROM Vector Address Area Interrupt Priority FCHD8H ENABLE/DISABLE Interrupt Instructions EI, DI SYSTEM-LEVEL Interrupt Control RegistersInterrupt Control Register Overview Function Description Interrupt Function Diagram Interrupt Processing Control Points Peripheral Interrupt Control Registers System Mode Register SYM System Mode Register SYM Interrupt Mask Register IMR Interrupt Mask Register IMR Interrupt Priority Register IPR Interrupt Request Priority Groups Interrupt Priority Register IPR Interrupt Request Register IRQ Interrupt Request Register IRQ Overview Pending Bits Cleared by the Service RoutineInterrupt Pending Function Types Pending Bits Cleared Automatically by Hardware Interrupt Service Routines Interrupt Source Polling Sequence Instruction Pointer IP Generating Interrupt Vector AddressesNesting of Vectored Interrupts Fast Interrupt Processing Fast Interrupt Processing Procedure for Initiating Fast InterruptFast Interrupt Service Routine Programming Guidelines Data Types Addressing Modes Lded LDELDC Ldcd Logic Instructions Bit Manipulation Instructions CPU Control Instructions Flags Register Flags System Flags Register Flags Flag Descriptions Instruction Set Symbols Instruction SET NotationFlag Notation Conventions @Rn or @reg reg = 0-255, n = Immediate addressing mode #data data =Immediate long addressing mode #data data = range Irr Indirect working register pair only @RRp p = 0, 2 Opcode Quick Reference Opcode MAP Lower Nibble HEX R1,IM Djnz INC NextR1,R2 R2,R1 Djnz INC NOP Condition Codes Condition Codes Binary Mnemonic Description Flags Set Instruction Descriptions Format Bytes Cycles ADC Add with carryFlags Dst Src ADD Add Logical Flags Unaffected Set if the result is 0 cleared otherwiseAlways cleared to Band Bit BCP Bit Compare BCPOperation Bitc Bit Complement BitcHex Dst Bitr Bit Reset Bitr dst.b Operation dstb ←Format Bits Bit Set Bits dst.b Operation dstb ← BOR Bit or BOR Btjrf Bit Test, Jump Relative on False Example Given R1 = 07HBtjrf SKIP,R1.3 Btjrt Bit Test, Jump Relative on True Btjrt SKIP,R1.1 Bxor Bit XOR R1,01H.1 R1 = 06H, register 01H = 03H Call Call Procedure Call@SP PCL PCH Operation C ← not C CCF Complement Carry FlagCCF Complemented No other flags are affected CLR Clear CLR dst Operation dst ←00H Register 00H COM Complement COM CP Compare INC Skip LD Cpije Compare, Increment, and Jump on Equal Cpije If dst src 0, PC ← PC + RA Cpijne Compare, Increment, and Jump on Non-EqualCpijne Instruction DA Decimal Adjust DAdst Operation dst ← DA dstBits 3CH R1,R0R1 ← 3CH + @R1 @R1 ← Leave the value 31 BCD in address 27H @R1 Dst Operation ← dst DEC DecrementDEC Opc Dst Examples Given R1 = 03H and register 03H = 10H Decw Decrement Word Decw DI Disable Interrupts Operation SYM 0 ←No flags are affected DIV Divide Unsigned Operation dst ÷ src Jump taken No jump Djnz Decrement and Jump if Non-ZeroDjnz r,dst Operation r ← r SRP #0C0H Djnz R1,LOOP EI Enable Interrupts Operation SP Enter EnterEnter @SP @IP Operation IP Exit ExitExit @SP Idle Idle Operation Idle INC dst Operation dst ← dst + Contents of the destination operand are incremented by oneINC Increment = 1CH Incw RR0 Incw Increment WordIncw Loop Incw RR0 Flags ← @SP PC ↔ IP Iret Interrupt ReturnIret Flags ← Flags JP Jump Labelw JR Jump Relative Example Given The carry flag = 1 and Labelx = 1FF7HLabelx → PC = 1FF7H LD Load Dst ← src 0AH = 0FFH, R1 = 0AHRegister 31H = 0AH, R0 = 01H, R1 = 0AH Dst Examples Given R0 = 06H and general register 00H = 05H LDB Load BitLDB R0,00H.2 07H, register 00H 05H LDC/LDE dst,src Operation dst ← src Addr ModeLDC/LDE Load Memory XL L XL H LDC/LDE Examples LDCD/LDED Load Memory and Decrement LDCD/LDED dst,src Operation dst ← src Rr ← rr + LDCI/LDEI Load Memory and IncrementLDCI/LDEI dst,src Operation dst ← src Into R8 and RR6 is incremented by one RR6 ← RR6 + LDCPD/LDEPD Load Memory with Pre-Decrement LdcpdOperation rr ← rr LDCPI/LDEPI Load Memory with Pre-Increment LdcpiOperation rr ← rr + LDW Load Word RR IMLLDW RR6,RR4 Operation dst ← dst ⋅ src Mult Multiply UnsignedMult dst,src Cleared Next Next NextOperation PC ← @ IP When the instruction NOP No OperationNOP Or Logical or POP Pop From Stack POP dst Operation dst ← @SP00H Register 00H 55H, SP = 00FCH Popud Pop User Stack Decrementing Popud dst,src Popui Pop User Stack Incrementing Popui dst,src SPH = 0FFH, SPL = 0FFH Push Push To StackPush src Operation SP ← SP 0FFH = 0AAH, SPH = 0FFH, SPL = 0FFH IR ← IR Pushud Push User Stack DecrementingPushud Decremented stack pointer Pushui Push User Stack Incrementing Pushui dst,src Operation IR ← IR + RCF Reset Carry Flag RCFFlags Cleared to Operation PC ← @SP RET ReturnRET PC = 101AH, SP = 00FEH Dst n + 1 ← dst n, n = RL Rotate LeftDst 0 ← dst Set if the result bit 7 is set cleared otherwise RLC Rotate Left Through Carry RLC Operation C ← dst RR Rotate RightRR dst Rotation cleared otherwise Dst 7 ← C RRC Rotate Right Through CarryRRC 00H Register 00H 2AH, C = Operation Bank ← SB0 Select BankSB0 Statement SB1 Select Bank SB1 SBC Subtract With Carry Always set toSet otherwise, indicating a borrow Format Bytes Cycles Set to No other flags are affected SCF Set Carry FlagSCF Sets the carry flag to logic one SRA Shift Right Arithmetic SRA dst00H Register 00H 0CD, C = SRP0 SRP/SRP0/SRP1 Set Register PointerSRP SRP1 Stop Stop Operation Stop SUB Subtract SUBSet otherwise indicating a borrow Format Bytes Cycles Flags Undefined Set if the result is 0 cleared otherwise Swap Swap NibblesSwap dst 00H Register 00H 0E3H R0,@R1 = 0C7H, R1 = 02H, register 02H = 23H, Z = TCM Test Complement Under MaskR0,R1 = 0C7H, R1 = 02H, Z = 00H,01H Register 00H = 2BH, register 01H = 02H, Z = TMdst,src Always reset toTM Test Under Mask Operation dst and src WFI Wait For Interrupt WFIOpc 4n 3F XOR Logical Exclusive or XOR7FH Clock Circuits System Clock Circuit Clock Status During POWER-DOWN Modes System Clock Circuit Diagram System Clock Control Register Clkcon System Clock Control Register Clkcon Reset Reset Sources EIexternal interrupt enable Reset Sources of The S3F80JB Reset Block Diagram of The S3F80JB Watch DOG Timer Reset Reset MechanismExternal Reset PIN LVD Reset Internal POWER-ON Reset Internal Power-On Reset Circuit Timing Diagram for Internal Power-On Reset Circuit Reset Timing Diagram for The S3F80JB in Stop mode by Ipor External Interrupt Reset Reset Source Stop Error Detection & RecoveryVreset Slope of V DD POWER-DOWN Modes Idle ModeIdle Mode Release BACK-UP Mode Block Diagram for Back-up Mode Stop Mode Programming TIP To Enter Stop Mode Using Ipor to Release Stop Mode Sources to Release Stop ModeUsing nRESET Pin to Release Stop Mode Using LVD to Release Stop Mode SED&R Stop Error Detect and Recovery System Reset Operation Hardware Reset Values Dec Timer 1 Control Register Timer 1 Data Register High ByteTimer 1 Data Register Low Byte Dec Hex Timer 2 Data Register Low Byte Timer 2 Counter Register Low ByteTimer 2 Data Register High Byte Timer 2 Control Register Stop Ipor IporLVD SED&R P2PUR Recommendation for Unusued Pins← # 0FFH Connect to VSS Stopcon ← # A5H Summary Table of BACK-UP MODE, Stop MODE, and Reset StatusSummary of Each Mode Item/Mode Back-up Reset Status Stop LD STOPCON,#0A5H O Ports Assigned individually as analog input pin for comparator S3F80JB Port Configuration Overview 44-QFPPort Configuration Options P3.0-P3.1 S3F80JB Port Configuration Overview 32-SOP Port Data Registers S3F80JB I/O Port Data Register Format PULL-UP Resistor Enable Registers Pull-up Resistor Enable Registers Port 0 and Port 2 only Basic Timer BT Timer Basic Timer Control Register Btcon Basic Timer Control Register Btcon Basic Timer Function Description Watch-dog Timer FunctionOscillation Stabilization Interval Timer Function Timer 0 Control Register T0CON Timer 0 Control Register T0CON Timer 0 Function Description Timer 0 Interrupts IRQ0, Vectors FAH and FCHInterval Timer Mode Pulse Width Modulation Mode Simplified Timer 0 Function Diagram PWM Mode Capture Mode Simplified Timer 0 Function Diagram Capture Mode Basic Timer and Timer 0 Block Diagram CLR SPL Programming TIP Configuring the Basic TimerCLR SYM Main BTCON,#52H Programming TIP Programming Timer ULT,NO200MSSET Bits NO200MSSETT0OVER Iret Timer Timer 1 Overflow Interrupt Timer 1 Capture Interrupt Timer 1 Match Interrupt Simplified Timer 1 Function Diagram Interval Timer Mode Timer 1 Block Diagram Timer 1 Control Register T1CON Timer 1 Control Register T1CON Timer 1 Registers T1CNTH, T1CNTL, T1DATAH, T1DATAL Counter a Counter a Block Diagram Counter a Control Register Cacon Counter a Control Register Cacon Method 2 When Caof = Counter a Pulse Width Calculations Counter a Output Flip-Flop Waveforms in Repeat Mode Through P3.1 CADATAL,# Programming TIP To generate a one-pulse signal through P3.1CADATAH,# Set 40 ms Set any value except 00H 13-1 Timer 2 Overflow Interrupt Timer 2 Capture Interrupt Timer 2 Match Interrupt Simplified Timer 2 Function Diagram Interval Timer Mode Timer 2 Block Diagram Timer 2 Control Register T2CON Timer 2 Control Register T2CON Timer 2 Registers T2CNTH, T2CNTL, T2DATAH, T2DATAL Comparator Comparator Block Diagram for The S3F80JB Conversion Characteristics Comparator Operation Comparator Mode Register Cmod Comparator Result Register Cmpreg Flash ROM Configuration Embedded Flash Memory Interface User Program Mode Tool Program ModePin No Function Isptm ON-BOARD Programming Sector 15-4 Area of ISP Sector ISP Sector Size ISP Reset Vector and ISP Sector SizeISP Sector Size Bit Flash Memory Control Registers User Program Mode Flash Memory User Programming Enable Register FmusrFlash Memory Control Register Fmcon Flash Memory Sector Address Registers Flash Memory Sector Address Register Fmsech Sector Configurations in User Program Mode Sector Erase Sector Erase Procedure in User Program Mode Sector Erase Flowchart in User Program Mode Programming TIP Sector Erase Case1. Erase one sector Nocarry SectoreraseBtjrf FLAGS.7,NOCARRY Erasestart SB1 FMUSR,#0A5H Program procedure in user program mode Programming Byte Program Flowchart in a User Program Mode 10. Program Flowchart in a User Program Mode Programming TIP Programming Case1 -Byte Programming Case2. Programming in the same sector Call Wrbyte WRINSECTOR2LD FMSECH,#01H WRINSECTOR50 FMSECH,#19H Loop LDC ReadingProgramming TIP Reading NZ,LOOP Hard Lock Protection Programming TIP Hard Lock ProtectionFMCON,#01100001B LVD LVD Flag Resistor String LOW Voltage Detector Control Register Lvdcon Low Voltage Detect Control Register Lvdcon Electrical Data 4MHz Parameter Symbol Conditions Min Typ Max Unit Parameter Symbol Conditions Rating UnitD.C. Electrical Characteristics Absolute Maximum Ratings Vout = 0 Leakage Current All output pins Pull-Up Leakage Current All input pins except ILIH2 and XoutLeakage Current All output pins Output Low Output Low Data Retention Supply Voltage in Stop Mode Characteristics of Low Voltage Detect CircuitParameter Symbol Conditions Min Typ Max Unit Typical Low-Side Driver Sink Characteristics P3.1 only Typical High-Side Driver Source Characteristics P3.1 only Typical VDD-VOHVDD=3.3V Stop Mode Release Timing When Initiated by a Reset A.C. Electrical Characteristics 10. Input Timing for External Interrupts Port 0 and Port Oscillation Characteristics Oscillator Clock Circuit Conditions Min Typ Max Unit Oscillation Stabilization Time When released by a reset 216/f StabilizationWait time TWAIT when released by an interrupt TA = 25 C to + 85 C, VDD = 3.6 Chip Erasing Time 100 Data Access TimeSector Erasing Time VDD = 2.0 250 Number of Writing/Erasing FNwe 10,000 Electrical Data 8MHZ VDD = 2.35 V, IOH = 6mA TA = 25 C to + 85 C, VDD = 1.95 V to 3.6Fosc = 8 MHz Input High Voltage VDD = 2.35 V, IOH = 2.2mA P3.0 and P2.0-2.3 Leakage Current All output pins Pull-Up Resistors Leakage Current All input pins except ILIH2Leakage Current All input pins except ILIL2 VDD = 2.35 V, IOL = 12mA Stop Mode LVD OFF, V DD = 3.6 LVD ON, V DD = 3.6 Operating Mode DD = 3.6 MHz crystalIdle Mode DD =3.6 MHz crystal For Back-Up Mode Low Level Detect Voltage Vddv Typical VDD-VOHVDD=3.3V Typical VDD-VOHVDD=3.3V VDD-VOHVIOHmA 18-8 18-9 18-10 Comparator Electrical Characteristics Parameter Symbol Condition Min Typ Max Units TA = -25 C to + 85 C, VDD = 3.6 Flash Erase/Write/Read Voltage Fewrv 18-14 Pin SOP Package Dimension SOP-450A QFP-1010B Target Boards Programming Socket Adapter TB80JB Target Board Configuration TB80JB Target Board VCC, GND, S Components Consisting of S3F80JB Target Board Block SymbolsJ1A IDLE, Stop LED JP# Idle LEDStop LED Pin Connector Pin Assignment for TB80JB GW-PRO2 Series In-Circuit EmulatorOTP/MTP Programmer Development Tools Suppliers OTP/MTP Programmer Writer SPW2+ SeminixGW-PRO2 Package Marking Check One For what kind of product will you be using this order?Product description Customer sample Risk order Order Quantity and Delivery Schedule Risk Order InformationCustomer Risk Order Agreement Delivery Date s Quantity Comments Signatures Flash Application Notes VDD S3F80JB Important Note For Serial Programming Mode S3F80JB/9 is needed to nRESET pin = 0GND & Test pin = 1VDD When nRESET pin = 1VDD & Test pin = 0GND For Normal Operating ModeS3F80JB/9 is needed to nRESET pin = 1VDD & Test pin = 0GND Timing Diagram When Test PIN = 1VDD ¾ When S3F80JB ¾ When S3F80J9