From 022466717105d1140720035408a359f4a0ffcfd9 Mon Sep 17 00:00:00 2001 From: Matt Ettus Date: Fri, 2 Sep 2011 15:38:15 -0700 Subject: u1e: relax GPMC constraints, eases P&R --- usrp2/top/E1x0/timing.ucf | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/usrp2/top/E1x0/timing.ucf b/usrp2/top/E1x0/timing.ucf index f94685438..47c250c2f 100644 --- a/usrp2/top/E1x0/timing.ucf +++ b/usrp2/top/E1x0/timing.ucf @@ -6,18 +6,18 @@ NET "EM_CLK" TNM_NET = "EM_CLK"; TIMESPEC "TS_em_clk" = PERIOD "EM_CLK" 12048 ps HIGH 50 %; #constrain GPMC IO -NET "EM_D<*>" MAXDELAY = 5 ns; -NET "EM_A<*>" MAXDELAY = 5 ns; -NET "EM_NBE<*>" MAXDELAY = 5 ns; -NET "EM_NCS4" MAXDELAY = 5 ns; -NET "EM_NCS6" MAXDELAY = 5 ns; -NET "EM_NWE" MAXDELAY = 5 ns; -NET "EM_NOE" MAXDELAY = 5 ns; +NET "EM_D<*>" MAXDELAY = 5.5 ns; +NET "EM_A<*>" MAXDELAY = 5.5 ns; +NET "EM_NBE<*>" MAXDELAY = 5.5 ns; +NET "EM_NCS4" MAXDELAY = 5.5 ns; +NET "EM_NCS6" MAXDELAY = 5.5 ns; +NET "EM_NWE" MAXDELAY = 5.5 ns; +NET "EM_NOE" MAXDELAY = 5.5 ns; #constrain interrupt lines -NET "overo_gpio144" MAXDELAY = 5 ns; #have space -NET "overo_gpio146" MAXDELAY = 5 ns; #have data -NET "overo_gpio147" MAXDELAY = 5 ns; #have msg/aux spi miso +NET "overo_gpio144" MAXDELAY = 5.5 ns; #have space +NET "overo_gpio146" MAXDELAY = 5.5 ns; #have data +NET "overo_gpio147" MAXDELAY = 5.5 ns; #have msg/aux spi miso #NET "adc_a<*>" TNM_NET = ADC_DATA_GRP; #NET "adc_b<*>" TNM_NET = ADC_DATA_GRP; -- cgit v1.2.3