Panasonic KX-TDA200BX Service Manual

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Panasonic KX-TDA200BX Service Manual Manual pdf 25 page image

9.1.3. Block DiagramDATA BUSADD BUSCNT BUSnCS_3RD/nWRnRASnCASD[31:0]ADD2-15CLKCKELD[15:0]ADD1-19nCS_4nRDUHW,DHW,CLK(4.096MHz)A[25:0]+3.3VGNDnCS_5nWRnRDCH_SEL0MPR Card90pin DINFLASHLD[15:0]ADD1-23nCS_0Total:512KBnRDCODEC(+3.3V)MelodyICPaging1MOH1CH_SEL1Paging2MOH2SD-ACCESSBATT ALARM32.768kHzRINGERfrom ASICDQMUU,DQMULDQMLU,DQMLLAGC AGC7pin Conn.MOH-SEL(Software)(Debug Interface)TxD,RxD,CTS,RTS(UART i/f)DTR,DSRto Reset ICResetDCALMto CPU(Input Port)+15VCoreCLK=131.072MHz+9V,-9V+3.3V+3.3VnIRQDTR,RTS,LEDs,REG,BELTIMEDSRs,DTRs, RTS, CTS,nINIT, DIPSWsAC_ALM,DC_ALM,nBATALMPOWTYPE[1:0],nBATT64Mbit*24Mbit(Manual Reset SW)+1.8V+3.3V+1.8Vfrom ASIC(Output Port) nHALT+3.3V+15V/GNDRD/nWRRD/nWR+15VSRAMTotal:1MB4Mbit*2-9VSIO(SCI0)SIO with FIFO(SCI2)CPUSH7709SnWR, nRDnCS0,3,4nRASs, nCASs,etcRTCSIO with FIFO(SCI1)JTAG InterfaceInterrupuControllerP-I/O PortsPCMCIA InterfaceKX-TDA200 MPR CARD BLOCK DIAGRAMMu/nAHALT, Mu/nA,MOH_SEL,MELODY_SELto CPUInitializeSWLocalReset+3.3VBnCS_2 etc.RD/nWRnRASnCASLD[15:0]ADD[25:0]CKIOCKEDQMUU,DQMULDQMLU,DQMLLA1-A23D0-D15CT_NETREFCT_D[7:0]CT_FRAMECT_C8nCS_SDBLD[15:0]ADD0-7EC_CLKEC_nRSTEC_AD[15:0]EC_CBE[1:0]EC_nPAREC_nFRAMEEC_nTRDYEC_nSTOPEC_nPERREC_nCDETEC_nINT(EC_IDSEL)H100_busRegulator(+1.8V)IC404Battery(+3.0V)+3.3VB+3.3VBDC_ALM,nIRQ_USB, nIRQ_SDBACALMPOWTYPE[1:0]Series Reg.CODEC(+3.3V)+3.3V_BB(for B.B.)+3.3VUSB Interface(ML60852A)TerminationEC_busCS GenerationforFlash,SRAM,SDB, USBTCXO16.384MHzRMT card(Option)+3.3V30pin Connection nPRS_RMTCH_SEL2VRTCVRTCfrom CPU(Output Port) LEDRUNLEDALMnBREQnBACKnBSBus ArbiterRING_SINRING_SYNCnBATTnLOSDATAADDnCSnWRnRDCT_NETREFCT_D[7:0]CT_FRAMECT_C8LDHW0,LUHW0nF0,HW_CLKSDI,SDO,CTS,RTSCH_SEL[2:0]ASICnIRQPIO[7:4]nBREQnBACKnBS(32bit bus)(16bit bus)(16bit bus)nRDDQMLU,DQMLLUSBConn.SD Card Interface(MN5773)IC205IC301, IC302 IC305, IC306IC303IC123, IC124IC101IC107IC103IC410IC406 IC405IC120IC121IC102IC413 IC402IC403IC409 IC408IC204MEC Card(Expansion Memory)(Future option)SD CardTXD1, RS1, ER1RXD1, CS1, DR1TXD2RXD2SW Reg.+9V +5VSeries Reg.EC_CLKEC_nRSTEC_AD[15:0]EC_CBE[1:0]EC_nPAREC_nFRAMEEC_nTRDYEC_nSTOPEC_nPERREC_nCDETEC_nINTCurrentLimitterRCVDRV+5V(for RS232C port)(Checker Pad only)CLKX101X103X102X202CN209LED101LED103SW101SW103X201ModulationOSC16.384MHzMELODY_SEL(Software)GAIN0,GAIN1nDREQ0,1nDACK0,1 DMACSW Reg.LD[15:0]D[31:0]DbusBufferD[31:0]SDRAMTotal:16 MBOSC20MHzOSC12MHz25KX-TDA200BX