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[/] [gpio/] [tags/] [rel_4/] [rtl/] [verilog/] [gpio_defines.v] - Diff between revs 21 and 27

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Rev 21 Rev 27
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//////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////
//
//
// CVS Revision History
// CVS Revision History
//
//
// $Log: not supported by cvs2svn $
// $Log: not supported by cvs2svn $
 
// Revision 1.3  2001/12/25 17:12:35  lampret
 
// Added RGPIO_INTS.
 
//
// Revision 1.2  2001/11/15 02:24:37  lampret
// Revision 1.2  2001/11/15 02:24:37  lampret
// Added GPIO_REGISTERED_WB_OUTPUTS, GPIO_REGISTERED_IO_OUTPUTS and GPIO_NO_NEGEDGE_FLOPS.
// Added GPIO_REGISTERED_WB_OUTPUTS, GPIO_REGISTERED_IO_OUTPUTS and GPIO_NO_NEGEDGE_FLOPS.
//
//
// Revision 1.1  2001/09/18 18:49:07  lampret
// Revision 1.1  2001/09/18 18:49:07  lampret
// Changed top level ptc into gpio_top. Changed defines.v into gpio_defines.v.
// Changed top level ptc into gpio_top. Changed defines.v into gpio_defines.v.
Line 110... Line 113...
//
//
// Define to avoid using negative edge clock flip-flops for external clock
// Define to avoid using negative edge clock flip-flops for external clock
// (caused by RGPIO_CTRL[NEC] bit. Instead an inverted external clock with
// (caused by RGPIO_CTRL[NEC] bit. Instead an inverted external clock with
// positive edge clock flip-flops will be used.
// positive edge clock flip-flops will be used.
//
//
// By default it is defined.
// By default it is not defined.
//
//
`define GPIO_NO_NEGEDGE_FLOPS
//`define GPIO_NO_NEGEDGE_FLOPS
 
 
// 
// 
// Undefine if you don't need to read GPIO registers except for RGPIO_IN register.
// Undefine if you don't need to read GPIO registers except for RGPIO_IN register.
// When it is undefined all reads of GPIO registers return RGPIO_IN register. This
// When it is undefined all reads of GPIO registers return RGPIO_IN register. This
// is usually useful if you want really small area (for example when implemented in
// is usually useful if you want really small area (for example when implemented in

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