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HT98R068-1 Folha de dados(PDF) 21 Page - Holtek Semiconductor Inc |
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HT98R068-1 Folha de dados(HTML) 21 Page - Holtek Semiconductor Inc |
21 / 116 page Rev. 1.10 �0 �e���a�� 1�� �01� Rev. 1.10 �1 �e���a�� 1�� �01� HT98R068-1 Two Way Radio 8-Bit MCU HT98R068-1 Two Way Radio 8-Bit MCU execution of any main routine table-read instructions. Note that all table related instructions require two instruction cycles to complete their operation. Instruction(s) Table Location b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0 TABRDC [m] PC1� PC1� PC11 PC10 PC9 PC8 @7 @6 @5 @4 @� @� @1 @0 TABRDL [m] 1 1 1 1 1 1 @7 @6 @5 @4 @� @� @1 @0 Table Location Note: PC13~PC8: Current Program Counter bits. @7~@0: Table Pointer TBLP bits. b13~b0: Table address location bits. Table Read Program Example tempreg1 db ? ;temporary register #1 tempreg2 db ? ;temporary register #2 : : mov a,06h ;initialise low table pointer - note that this address mov tblp,a ;is referenced mov a,07h ;initialise high table pointer tbhp,a : : tabrdl tempreg1 ;transfers value in table referenced by table ;pointer data at program ;memory address “3F06H” transferred to tempreg1 ;and TBLH dec tblp ;reduce value of table pointer by one tabrdl tempreg2 ;transfers value in table referenced by table ;pointer data at program ;memory address “3F05H” transferred to tempreg2 ;and TBLH in this ;example the data “1AH” is transferred to ;tempreg1 and data “0FH” to ;register tempreg2 : : org 3F00h ;sets initial address of program memory dc 00Ah, 00Bh, 00Ch, 00Dh, 00Eh, 00Fh, 01Ah, 01Bh |
Nº de peça semelhante - HT98R068-1_13 |
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Descrição semelhante - HT98R068-1_13 |
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