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我如何"在自己的程式中"指定位址?
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中級會員
 
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請問各位高手，c18中如果有使用到24bit * 24 bit 或
24 / 24 ...compiler都會幫我指定在它自己的地方(address) 我如何"在自己的程式中"指定它在xxxx位址呢? 謝謝! 如下，它放在157AE的地方。 --- C:\mcc18\src\TRADIT~1\math\fxd2424u.c ------------------------------------------------------ 1: /*** Unsigned Integer Division: 24-bit by 24-bit 2: *** 3: *** Optimized: Dec. 21, 2000 4: *** by: Daniel R. Madill, Quanser Consulting Inc. 5: *** for: Saved (for the worst case) at least 7*24 = 168 instruction cycles 6: *** over the code supplied with MCC18 v1.00.12 7: ***/ 8: 9: void FXD2424U (void/* ushlong aarg, ushlong barg */) 10: { 11: // use INDF1 for the counter... 12: 13: _asm 14: 15: // Clear the remainder 16: clrf REMB0, 0 157AE 6A38 CLRF 0x38, ACCESS
發表於: 2005/12/13 10:33
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