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-rw-r--r--usrp2/top/E1x0/u1e.v5
1 files changed, 3 insertions, 2 deletions
diff --git a/usrp2/top/E1x0/u1e.v b/usrp2/top/E1x0/u1e.v
index 1ec214e76..dbd6173f3 100644
--- a/usrp2/top/E1x0/u1e.v
+++ b/usrp2/top/E1x0/u1e.v
@@ -94,7 +94,8 @@ module u1e
assign cgen_sclk = overo_gpio65;
assign cgen_sen_b = overo_gpio128;
assign cgen_mosi = overo_gpio145;
- assign overo_gpio147 = cgen_miso;
+ wire proc_int; //re-purpose gpio for interrupt when we are not using aux spi
+ assign overo_gpio147 = (cgen_sen_b == 1'b0)? cgen_miso : proc_int;
wire _cgen_sen_b;
//assign cgen_sen_b = _cgen_sen_b; //replaced by aux spi
@@ -155,7 +156,7 @@ module u1e
.io_tx(io_tx), .io_rx(io_rx),
.tx_i(tx_i), .tx_q(tx_q),
.rx_i(DA), .rx_q(DB),
- .pps_in(PPS_IN) );
+ .pps_in(PPS_IN), .proc_int(proc_int) );
// /////////////////////////////////////////////////////////////////////////
// Local Debug