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Holtek HT66F0175 - Page 88

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Rev. 1.50 88 August 28, 2017 Rev. 1.50 89 August 28, 2017
HT66F0175/HT66F0185
A/D Flash MCU with EEPROM
HT66F0175/HT66F0185
A/D Flash MCU with EEPROM
Standard Type TM Register Description
OveralloperationoftheStandardTMiscontrolledusingaseriesofregisters.Areadonlyregister
pairexiststostoretheinternalcounter16-bitvalue,whilearead/writeregisterpairexiststostore
theinternal16-bitCCRAvalue.TheTMnRPregisterisusedtostorethe8-bitCCRPvalue.The
remainingtworegistersarecontrolregisterswhichsetupthedifferentoperatingandcontrolmodes.
Register
Name
Bit
7 6 5 4 3 2 1 0
TMnC0 TnPAU TnCK2 TnCK1 TnCK0 TnON
TMnC1 TnM1 TnM0 TnIO1 TnIO0 TnOC TnPOL TnDPX TnCCLR
TMnDL D7 D6 D5 D4 D3 D2 D1 D0
TMnDH D15 D14 D13 D12 D11 D10 D9 D8
TMnAL D7 D6 D5 D4 D3 D2 D1 D0
TMnAH D15 D14 D13 D12 D11 D10 D9 D8
TMnRP TnRP7 TnRP6 TnRP5 TnRP4 TnRP3 TnRP2 TnRP1 TnRP0
16-bit Standard TM Registers List – n = 0 for HT66F0185 only
TMnDL Register
Bit 7 6 5 4 3 2 1 0
Name D7 D6 D5 D4 D3 D2 D1 D0
R/W R R R R R R R R
POR 0 0 0 0 0 0 0 0
Bit7~0 TMnCounterLowByteRegisterbit7~bit0
TMn16-bitCounterbit7~bit0
TMnDH Register
Bit 7 6 5 4 3 2 1 0
Name D15 D14 D13 D12 D11 D10 D9 D8
R/W R R R R R R R R
POR 0 0 0 0 0 0 0 0
Bit7~0 TMnCounterHighByteRegisterbit7~bit0
TMn16-bitCounterbit15~bit8
TMnAL Register
Bit 7 6 5 4 3 2 1 0
Name D7 D6 D5 D4 D3 D2 D1 D0
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
Bit7~0 TMnCCRALowByteRegisterbit7~bit0
TMn16-bitCCRAbit7~bit0
TMnAH Register
Bit 7 6 5 4 3 2 1 0
Name D15 D14 D13 D12 D11 D10 D9 D8
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
Bit7~0 TMnCCRAHighByteRegisterbit7~bit0
TMn16-bitCCRAbit15~bit8

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