データシートサーチシステム |
|
MC68340 データシート(PDF) 73 Page - Freescale Semiconductor, Inc |
|
MC68340 データシート(HTML) 73 Page - Freescale Semiconductor, Inc |
73 / 441 page 3- 24 MC68340 USER’S MANUAL MOTOROLA ACKNOWLEDGE BREAKPOINT IF BREAKPOINT INSTRUCTION EXECUTED: 1. SET R/W TO READ 2. SET FUNCTION CODE TO CPU SPACE 3. PLACE CPU SPACE TYPE 0 ON A19–A16 4. PLACE BREAKPOINT NUMBER ON A2–A4 5. CLEAR T-BIT (A1) 6. SET SIZE TO WORD 7. ASSERT AS AND DS IF BKPT PIN ASSERTED: 1. SET R/W TO READ 2. SET FUNCTION CODE TO CPU SPACE 3. PLACE CPU SPACE TYPE 0 ON A19–A16 4. PLACE ALL ONE'S ON A4–A2 5. SET T-BIT (A-1) TO ONE 6. SET SIZE TO WORD 7. ASSERT AS AND DS (A) (B) IF BREAKPOINT INSTRUCTION EXECUTED: 1. PLACE REPLACEMENT OPCODE ON DATA BUS 2. ASSERT DSACKx -OR- 1. ASSERT BERR TO INITIATE EXCEPTION PROCESSING IF BKPT PIN ASSERTED: 1. ASSERT DSACKx -OR- 1. ASSERT BERR TO INITIATE EXCEPTION PROCESSING 1. NEGATE DSACKx or BERR BREAKPOINT OPERATION FLOW PROCESSOR EXTERNAL DEVICE IF BREAKPOINT INSTRUCTION EXECUTED AND DSACKx IS ASSERTED: 1. LATCH DATA 2. NEGATE AS AND DS 3. GO TO (A) IF BKPT PIN ASSERTED AND DSACKx IS ASSERTED: 1. NEGATE AS AND DS 2. GO TO (A) IF BERR ASSERTED: 1. NEGATE AS AND DS 2. GO TO (B) IF BREAKPOINT INSTRUCTION EXECUTED: 1. PLACE LATCHED DATA IN INSTRUCTION PIPELINE 2. CONTINUE PROCESSING IF BKPT PIN ASSERTED: 1. CONTINUE PROCESSING IF BREAKPOINT INSTRUCTION EXECUTED: 1. INITIATE ILLEGAL INSTRUCTION PROCESSING IF BKPT PIN ASSERTED: 1. INITIATE HARDWARE BREAKPOINT PROCESSING Figure 3-11. Breakpoint Operation Flowchart Freescale Semiconductor, Inc. For More Information On This Product, Go to: www.freescale.com |
同様の部品番号 - MC68340 |
|
同様の説明 - MC68340 |
|
|
リンク URL |
プライバシーポリシー |
ALLDATASHEET.JP |
ALLDATASHEETはお客様のビジネスに役立ちますか? [ DONATE ] |
Alldatasheetは | 広告 | お問い合わせ | プライバシーポリシー | リンク交換 | メーカーリスト 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 |