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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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HT69F360 датащи(PDF) 154 Page - Holtek Semiconductor Inc |
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HT69F360 датащи(HTML) 154 Page - Holtek Semiconductor Inc |
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154 / 235 page  Rev. 1.30 154 �ove��e� 1�� �01� Rev. 1.30 155 �ove��e� 1�� �01� HT69F340/HT69F350/HT69F360 TinyPowerTM I/O Flash MCU with LCD & EEPROM HT69F340/HT69F350/HT69F360 TinyPowerTM I/O Flash MCU with LCD & EEPROM I2C Register TherearefourcontrolregistersassociatedwiththeI2Cbus,SIMC0,SIMC1,SIMAandSIMTOC andonedataregister,SIMD.TheSIMDregister,whichisshownintheaboveSPIsection,isusedto storethedatabeingtransmittedandreceivedontheI2Cbus.Beforethemicrocontrollerwritesdata totheI2Cbus,theactualdatatobetransmittedmustbeplacedintheSIMDregister.Afterthedatais receivedfromtheI2Cbus,themicrocontrollercanreaditfromtheSIMDregister.Anytransmission orreceptionofdatafromtheI2CbusmustbemadeviatheSIMDregister. NotethattheSIMAregisteralsohasthenameSIMC2whichisusedbytheSPIfunction.BitSIMEN andbitsSIM2~SIM0inregisterSIMC0areusedbytheI2Cinterface.TheSIMTOCregisterisused forI2Ctime-outcontrolfunction. Register Name Bit 7 6 5 4 3 2 1 0 SIMC0 SIM� SIM1 SIM0 — SIMDEB1 SIMDEB0 SIME� SIMICF SIMC1 HCF HAAS HBB HTX TXAK SRW IAMWU RXAK SIMD D7 D� D5 D4 D3 D� D1 D0 SIMA A� A5 A4 A3 A� A1 A0 — SIMTOC SIMTOE� SIMTOF SIMTOS5 SIMTOS4 SIMTOS3 SIMTOS� SIMTOS1 SIMTOS0 I2C Register List SIMC0 Register Bit 7 6 5 4 3 2 1 0 �a�e SIM� SIM1 SIM0 — SIMDEB1 SIMDEB0 SIME� SIMICF R/W R/W R/W R/W — R/W R/W R/W R/W POR 1 1 1 — 0 0 0 0 Bit7~5 SIM2~SIM0:SIMOperatingModeControl 000:SPImastermode;SPIclockisfSYS/4 001:SPImastermode;SPIclockisfSYS/16 010:SPImastermode;SPIclockisfSYS/64 011:SPImastermode;SPIclockisfSUB 100:SPImastermode;SPIclockisTM0CCRPmatchfrequency/2 101:SPIslavemode 110:I2Cslavemode 111:Unusedmode ThesebitssetuptheoveralloperatingmodeoftheSIMfunction.Aswellasselecting iftheI2CorSPIfunction,theyareusedtocontroltheSPIMaster/Slaveselectionand theSPIMasterclockfrequency.TheSPIclockisafunctionofthesystemclockbut canalsobechosentobesourcedfromtheTM0.IftheSPISlaveModeisselectedthen theclockwillbesuppliedbyanexternalMasterdevice. Bit4 Unimplemented,readas“0” Bit3~2 SIMDEB1~SIMDEB0:I2CDebounceTimeSelection 00:Nodebounce 01:2systemclocksdebounce 1x:4systemclocksdebounce |
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