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HT45F4MA Datasheet(PDF) 43 Page - Holtek Semiconductor Inc |
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HT45F4MA Datasheet(HTML) 43 Page - Holtek Semiconductor Inc |
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43 / 145 page ![]() Rev. 1.20 �2 De�e��e� 1�� 201� Rev. 1.20 �3 De�e��e� 1�� 201� HT45F4MA/HT45FH4MA/HT45FH4MA-1 Power Bank Flash MCU HT45F4MA/HT45FH4MA/HT45FH4MA-1 Power Bank Flash MCU SLOW Mode to NORMAL Mode Switching InSLOWModethesystemusesLIRClowspeedsystemoscillator.ToswitchbacktotheNORMAL Mode,wherethehighspeedsystemoscillatorisused,theHLCLKbitshouldbesetto“1”or HLCLKbitis“0”,butCKS2~CKS0issetto“010”,“011”,“100”,“101”,“110”or“111”.Asa certainamountoftimewillberequiredforthehighfrequencyclocktostabilise,thestatusofthe HTObitischecked.Theamountoftimerequiredforhighspeedsystemoscillatorstabilization dependsuponwhichhighspeedsystemoscillatortypeisused. NO RM AL M ode SL E EP M ode ID LE 0 M ode ID LE 1 M ode SL OW M od e CK S2 ~C KS0 ¹ 000B , 001B a s HL CL K= 0 or H LC LK =1 ID LE N = 0 HA LT i n st ru ct io n i s ex ec ut ed ID LE N = 1, F SYS ON =0 HA LT i n st ru ct io n i s ex ec ut ed ID LE N = 1, F SYSO N= 1 HA LT i n st ru ct io n i s ex ec ut ed |
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