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Option 2 : SPHL : 6T States
The various T states required for instructions are:
1. STAX:
1 opcode fetch (4T)
1 memory write (3T)
Total 7T states
2. SPHL
1 Opcode Fetch (6T)
3. SIM
1 Opcode Fetch (4T)
4. STA 2000 H
1 Opcode fetch (4T)
2 Memory Read ( 3T + 3T = 6T)
1 Memory write (3T)
Total 13 T states
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