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BL51: CONFIGURING XDATA LATCH FOR CODE BANKING


Information in this article applies to:

  • C51 All Versions

QUESTION

I want to use the XDATA latch for my banked application; how do I set this up?

ANSWER

In L51_BANK.A51 this is controlled by the values specified for ?B_XDATAPORT and ?B_FIRSTBIT. Set ?B_XDATAPORT to the address of the latch and ?B_FIRSTBIT to the bit where you want addressing to begin.

MORE INFORMATION

Last Reviewed: Monday, October 16, 2006


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