Holtek HT66F30 User Manual

Rev. 2.50 112 June 22, 2017 Rev. 2.50 113 June 22, 2017
HT66F20/HT66F30/HT66F40/HT66F50/HT66F60
HT66FU30/HT66FU40/HT66FU50/HT66FU60
A/D Flash MCU with EEPROM
HT66F20/HT66F30/HT66F40/HT66F50/HT66F60
HT66FU30/HT66FU40/HT66FU50/HT66FU60
A/D Flash MCU with EEPROM
Compact Type TM Register Description
OveralloperationoftheCompactTMiscontrolledusingsixregisters.Areadonlyregisterpair
existstostoretheinternalcounter10-bitvalue,whilearead/writeregisterpairexiststostorethe
internal10-bitCCRAvalue.Theremainingtworegistersarecontrolregisterswhichsetupthe
differentoperatingandcontrolmodesaswellasthethreeCCRPbits.
Register
Name
Bit
7 6 5 4 3 2 1 0
TMnC0 TnPAU TnCK2
TnCK1 TnCK0 TnON TnRP2 TnRP1 TnRP0
TMnC1 TnM1 TnM0 TnIO1 TnIO0 TnOC TnPOL TnDPX TnCCLR
TMnDL
D7 D6 D5 D4 D3 D2 D1 D0
TMnDH — — — — — — D9 D8
TMnAL
D7 D6 D5 D4 D3 D2 D1 D0
TMnAH — — — — — — D9 D8
Compact TM Register List (n=0 or 3)
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 TMnDL:TMnCounterLowByteRegisterbit7~bit0
TMn10-bitCounterbit7~bit0
TMnDH Register
Bit 7 6 5 4 3 2 1 0
Name — — — — — — D9 D8
R/W — — — — — — R R
POR — — — — — — 0 0
Bit7~2 Unimplemented,readas“0”
Bit1~0 TMnDH:TMnCounterHighByteRegisterbit1~bit0
TMn10-bitCounterbit9~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 TMnAL:TMnCCRALowByteRegisterbit7~bit0
TMn10-bitCCRAbit7~bit0
TMnAH Register
Bit 7 6 5 4 3 2 1 0
Name — — — — — — D9 D8
R/W — — — — — — R/W R/W
POR — — — — — — 0 0
Bit7~2 Unimplemented,readas“0”
Bit1~0 TMnAH:TMnCCRAHighByteRegisterbit1~bit0
TMn10-bitCCRAbit9~bit8

Holtek HT66F30 Specifications

General

Brand	Holtek
Model	HT66F30
Category	Computer Hardware
Language	English