 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
PM0044 Datasheet(PDF) 43 Page - STMicroelectronics |
|
|
|||||||||||||||||||||||||||||
PM0044 Datasheet(HTML) 43 Page - STMicroelectronics |
|
|
43 / 162 page  PM0044 STM8 addressing modes Doc ID 13590 Rev 3 43/162 6.4.4 Long Indexed addressing mode The offset is a word, thus allowing up to 128 KB addressing space, but requires 2 bytes after the op-code. Example: Figure 14. Long Indexed - 16-bit offset - addressing mode example 0690 AE02 LD X,#2 0692 D6077E LD A,(table,X) 077E BF table dc.b $BF 86 dc.b $86 DBCF dc.w $DBCF Action: X = 2 A = (table, X) = ($077E, X) = ($077E, 2) = ($0780) = $DB 0692 02 PC X Steps to Determine Effective Address PC = 0692 PC = PC + 1 = 0693 EA = (PC):(PC+1) + X Before completion Instruction Complete A = (EA) = DB New PC = PC + 2 = 0695 After Completion 0780 Previous Value A X 02 0695 A DB D6 07 7E 86 DB Adder EA table . byte BF BF CF = 077E + 02 = 0780 D6 07 7E 86 DB table . byte BF BF CF New PC LD A, (table, X) LD A, (table, X) 0693 0694 077F 0780 0781 0694 077E 077F 0780 0781 0693 0695 0692 0692 077E VR02059E 077E 02 |
|
Link URL |
| Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link to Datasheet | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
