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Routines |
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Adds B to the lower two ASCII digits of the money counter (var_money_digits34).
Carries into digit 4 via money_carry_lo if needed. Refreshes HUD on exit.
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| money_add | BA4E | LD HL,($C340) | Load digits 3–4 of money (var_money_digits34) into HL | |
| BA51 | LD A,L | A = L (units digit) | ||
| BA52 | INC A | INC A | ||
| BA53 | CP $3A | If digit overflows '9' → money_carry_lo (carry into tens digit) | ||
| BA55 | CALL Z,money_carry_lo | |||
| BA58 | LD L,A | L = A | ||
| BA59 | LD ($C340),HL | Store HL back to var_money_digits34 | ||
| BA5C | DJNZ money_add | DJNZ — repeat B times | ||
| BA5E | CALL draw_hud | Refresh HUD (draw_hud) | ||
| BA61 | RET | |||
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