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SWITCHASM

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Oct 21st, 2019
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  1. .section program
  2. .global_My_Init_REB_SwitchesASM;
  3.  
  4. #define BITMASK_R0 R0
  5. #define VAR_REG_R1 R1
  6.  
  7. _My_Init_REB_SwtichesASM:
  8.  
  9. BITMASK_RO = 0x0F00(Z);
  10. PO.H = hi(REG_PORTF_INEN);
  11. PO.L = lo(REG_PORTF_INEN);
  12. VAR_REG_R1 = W[P0](Z);
  13. VAR_REG_R1 = BITMASK_R0 | VAR_REG_R1;
  14. [P0] = VAR_R1;
  15.  
  16. BITMASK_R0 = ~BITMASK_R0;
  17. PO.H = hi(REG_PORTF_DIR);
  18. PO.L = lo(REG_PORTF_DIR);
  19. VAR_REG_R1 = W[P0](Z);
  20. VAR_REG_R1 = BITMASK_R0 & VAR_REG_R1;
  21. [P0] = VAR_R1;
  22.  
  23.  
  24. PO.H = hi(REG_PORTF_POL);
  25. PO.L = lo(REG_PORTF_POL);
  26. VAR_REG_R1 = W[P0](Z);
  27. VAR_REG_R1 = BITMASK_R0 & VAR_REG_R1;
  28. [P0] = VAR_R1;
  29.  
  30. BITMASK_R0 = 0;
  31. PO.H = hi(REG_PORTF_DATA);
  32. PO.L = lo(REG_PORTF_DATA);
  33. VAR_REG_R1 = W[P0](Z);
  34. VAR_REG_R1 = BITMASK_R0 & VAR_REG_R1;
  35. [P0] = VAR_R1;
  36.  
  37. _My_Init_REB_SwitchesASM.END;
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