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Performance (On an HP48GX Graphing Calculator)
Assembly programming, optimization, pixel graphics, low-level programming on the hp48 calculator
Since the CPU frequency fluctuates +/- 0.2% (spread spectrum modulated clock to reduce EMI) we can't be that accurate in our expectations. Let's round it down to 50 thousand cycles ("kc", kilocycles) just to make it easier to remember and to be safe. "Game" area Each tile is 8x8 pixels which, if you've read the previous post, means 16 consecutive memory locations.
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