URL https://opencores.org/ocsvn/openmsp430/openmsp430/trunk

Subversion Repositories openmsp430

[/] [openmsp430/] [trunk/] [core/] [rtl/] [verilog/] [omsp_watchdog.v] - Diff between revs 34 and 84

Rev 34	Rev 84
Line 29...	Line 29...
`//`	`//`
`// *Author(s):`	`// *Author(s):`
`// - Olivier Girard, olgirard@gmail.com`	`// - Olivier Girard, olgirard@gmail.com`
`//`	`//`
`//----------------------------------------------------------------------------`	`//----------------------------------------------------------------------------`
`// $Rev: 34 $`	`// $Rev: 84 $`
`// $LastChangedBy: olivier.girard $`	`// $LastChangedBy: olivier.girard $`
`// $LastChangedDate: 2009-12-29 20:10:34 +0100 (Tue, 29 Dec 2009) $`	`// $LastChangedDate: 2011-01-23 21:00:36 +0100 (Sun, 23 Jan 2011) $`
`//----------------------------------------------------------------------------`	`//----------------------------------------------------------------------------`
`include "timescale.v"	`include "timescale.v"
`include "openMSP430_defines.v"	`include "openMSP430_defines.v"

`module omsp_watchdog (`	`module omsp_watchdog (`
Line 158...	Line 158...
`always @ (posedge mclk or posedge puc)`	`always @ (posedge mclk or posedge puc)`
`if (puc) nmi_sync <= 3'h0;`	`if (puc) nmi_sync <= 3'h0;`
`else nmi_sync <= {nmi_sync[1:0], nmi};`	`else nmi_sync <= {nmi_sync[1:0], nmi};`

`// Edge detection`	`// Edge detection`
`wire nmi_re = ~nmi_sync[2] & nmi_sync[0] & nmie;`	`wire nmi_re = ~nmi_sync[2] & nmi_sync[1] & nmie;`
`wire nmi_fe = nmi_sync[2] & ~nmi_sync[0] & nmie;`	`wire nmi_fe = nmi_sync[2] & ~nmi_sync[1] & nmie;`

`// NMI event`	`// NMI event`
`wire nmi_evt = wdtctl[6] ? nmi_fe : nmi_re;`	`wire nmi_evt = wdtctl[6] ? nmi_fe : nmi_re;`