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HT82J30A Datasheet(PDF) 13 Page - Holtek Semiconductor Inc |
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HT82J30A Datasheet(HTML) 13 Page - Holtek Semiconductor Inc |
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13 / 47 page  HT82J30R/HT82J30A Rev. 1.00 13 December 20, 2006 The functional unit chip reset status is shown below. Program Counter 000H Interrupt Disable Prescaler Clear WDT Clear. After a master reset, WDT begins counting Timer/Event Counter Off Input/Output Ports Input mode Stack Pointer Points to the top of the stack R E S V D D 1 0 0 k W 1 0 k W 0 . 1 m F * 0 . 0 1 m F * Reset Circuit Note: ²*² Make the length of the wiring, which is con- nected to the RES pin as short as possible, to avoid noise interference. t S S T R E S V D D S S T T i m e - o u t C h i p R e s e t Reset Timing Chart W a r m R e s e t W D T H A L T C o l d R e s e t R E S S y s t e m R e s e t S S T 1 0 - b i t R i p p l e C o u n t e r O S C 1 Reset Configuration The register states is summarized in the table. Register Reset (Power-on) WDT Time-out (Normal Operation) RES Reset (Normal Operation) RES Reset (HALT) WDT Time-out (HALT)* MP xxxx xxxx uuuu uuuu uuuu uuuu uuuu uuuu uuuu uuuu ACC xxxx xxxx uuuu uuuu uuuu uuuu uuuu uuuu uuuu uuuu Program Counter 000H 000H 000H 000H 000H TBLP xxxx xxxx uuuu uuuu uuuu uuuu uuuu uuuu uuuu uuuu TBLH -xxx xxxx -uuu uuuu -uuu uuuu -uuu uuuu -uuu uuuu STATUS --00 xxxx --1u uuuu --uu uuuu --01 uuuu --11 uuuu INTC -000 0000 -000 0000 -000 0000 -000 0000 -uuu uuuu INTC1 -000 -000 -000 -000 -000 -000 -000 -000 -uuu -uuu WDTS 0000 0111 0000 0111 0000 0111 0000 0111 uuuu uuuu PA 1111 1111 1111 1111 1111 1111 1111 1111 uuuu uuuu PAC 1111 1111 1111 1111 1111 1111 1111 1111 uuuu uuuu PB 1111 1111 1111 1111 1111 1111 1111 1111 uuuu uuuu PBC 1111 1111 1111 1111 1111 1111 1111 1111 uuuu uuuu PC 1111 1111 1111 1111 1111 1111 1111 1111 uuuu uuuu PCC 1111 1111 1111 1111 1111 1111 1111 1111 uuuu uuuu PD 1111 1111 1111 1111 1111 1111 1111 1111 uuuu uuuu PDC 1111 1111 1111 1111 1111 1111 1111 1111 uuuu uuuu PF ---- -111 ---- -111 ---- -111 ---- -111 --- -uuu |
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