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HT67F5652 датащи(PDF) 92 Page - Holtek Semiconductor Inc |
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HT67F5652 датащи(HTML) 92 Page - Holtek Semiconductor Inc |
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92 / 224 page ![]() Rev. 1.00 9� De�e��e� 0�� �01� Rev. 1.00 93 De�e��e� 0�� �01� HT67F5652 24-Bit Delta Sigma A/D + LCD Flash MCU HT67F5652 24-Bit Delta Sigma A/D + LCD Flash MCU Bit3 TnON:TMnCounterOn/OffControl 0:Off 1:On Thisbitcontrolstheoverallon/offfunctionoftheTM.Settingthebithighenablesthe countertorun,clearingthebitdisablestheTM.Clearingthisbittozerowillstopthe counterfromcountingandturnofftheTMwhichwillreduceitspowerconsumption. Whenthebitchangesstatefromlowtohightheinternalcountervaluewillberesetto zero,howeverwhenthebitchangesfromhightolow,theinternalcounterwillretain itsresidualvalueuntilthebitreturnshighagain. IftheTMisintheCompareMatchOutputModethentheTMoutputpinwillbereset toitsinitialcondition,asspecifiedbytheTMOutputcontrolbit,whenthebitchanges fromlowtohigh. Bit2~0 Unimplemented,readas"0" • PTMnC1 Register (n=1 or 2) Bit 7 6 5 4 3 2 1 0 Na�e TnM1 TnM0 TnIO1 TnIO0 TnOC TnPOL TnCKS TnCCLR R/W R/W R/W R/W R/W R/W R/W R/W R/W POR 0 0 0 0 0 0 0 0 Bit7~6 TnM1~TnM0:SelectTMnOperationMode 00:CompareMatchOutputMode 01:CaptureInputMode 10:PWMOutputModeorSinglePulseOutputMode 11:Timer/CounterMode ThesebitssetuptherequiredoperatingmodefortheTM.Toensurereliableoperation theTMshouldbeswitchedoffbeforeanychangesaremadetotheTnM1andTnM0 bits.IntheTimer/CounterMode,theTMoutputpincontrolmustbedisabled. Bit5~4 TnIO1~TnIO0:SelectTPn_0,TPn_1outputfunction CompareMatchOutputMode 00:Nochange 01:Outputlow 10:Outputhigh 11:Toggleoutput PWMOutputMode/SinglePulseOutputMode 00:PWMOutputinactivestate 01:PWMOutputactivestate 10:PWMoutput 11:Singlepulseoutput CaptureInputMode 00:InputcaptureatrisingedgeofTPn_0,TPn_1,TCKn 01:InputcaptureatfallingedgeofTPn_0,TPn_1,TCKn 10:Inputcaptureatfalling/risingedgeofTPn_0,TPn_1,TCKn 11:Inputcapturedisabled Timer/counterMode Unused ThesetwobitsareusedtodeterminehowtheTMoutputpinchangesstatewhena certainconditionisreached.Thefunctionthatthesebitsselectdependsuponinwhich modetheTMisrunning. |
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