IBM EM78M611E manual Application Circuit

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EM78M611E

Universal Serial Bus Series Microcontroller

11 Application Circuit

NOTE

A. BC1 , BC2 : load Capacitor

B. C1 (bypass capacitor) : that placed adjacent to VDD pin , to minimize noise.

C. C2 , C3 (power capacitor) : that placed adjacent to the Power source , will improve transient response and ripple rejection.

34 •	Product Specification (V1.1) 11.22.2006

(This specification is subject to change without further notice)

Image 38

Contents EM78M611E Trademark Acknowledgments 2.1 Product Specification V1.1 AppendixUniversal Serial Bus Series Microcontroller FeaturesGeneral Description Product Specification V1.1 Original With Both Type DefinitionApplication Pin Assignment VNNEM78M611EXBP/BM/DM 20-Pin DIP/SOP/SSOP Symbol Function Pin DescriptionBlock Diagram ALU ACC Data & Control BUSFunction Description Program MemoryData Memory Special Purpose RegisterOperation Registers 2.2 R1 Timer / Clock Counter Default Value 0B000000002.3 R2 Program Counter & Stack Default Value 0B00000000 Bit 2.4 R3 Status Register Default Value0B00011XXXR3 0 Carry/Borrow Flag Condition Program Memory Page Address2.5 R4 RAM Select Register Default Value 0B00XXXXXX EP0Busy Stall Default Value 0B00000000 RF Interrupt Status RegisterControl Registers AccumulatorControl Register Default Value 0B00111111 TCC Rate WDT RateOperation Mode PS/2PH95 PH93 DualFrq.1 DualFrq.0 FrequencyBit P96 P95 P94 P93 P92 P91 P90 PU8 PU6 PU5 Extra Control Register USB Application FIFOsUSB Application USB Device ControllerReset Saving Power ModeDual Clock Mode InterruptPattern Detect Application PDA Function DescriptionControl Register Sampling Rate and Debounce LengthDB.2 DB.1 DB.0 Debounce Time SR.2 SR.1 SR.0 Sampling RateDuty Cycle Erepwm Control Register Default Value 0B00000001Pulse Width Modulation PWM R10 PWM1 Duty Cycle RegisterClock Hz Period/255 s ERA AD Channel Select Register Default Value 0B00011111Analog-To-Digital Converter ADC ERB AD LSB Data Register Default Value 0B00000000 Channel PortCommand Value Action Execution Time ERC AD MSB Data Register Default Value 0B00000000ERD AD Control Register Default Value 0B00000000 Symbol Parameter Condition Min Type Max Unit DC Electrical CharacteristicSymbol Min Max Unit Absolute Maximum RatingsUSB Interface Application Circuit Operation Registers Address Name Bit Bit1 Default ValueSpecial Register Map Address Name Bit Default Value Extra Register IOCA3 =Instruction Set Binary Instruction Hex Mnemonic Operation Status AffectedThis instruction is not recommended for RE, RF operation 11 16ms Bits 4~12 User ID Address Code Option RegisterAddress EM78M611E