From 69de37cdb25563f6cbd2a3c1a338b1e0dd47b3a4 Mon Sep 17 00:00:00 2001 From: Jan Tuomi Date: Tue, 18 Mar 2025 18:38:44 +0200 Subject: Start reworking fpga impl --- atk16_fpga/ice40hx8k-evb.pcf | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) (limited to 'atk16_fpga/ice40hx8k-evb.pcf') diff --git a/atk16_fpga/ice40hx8k-evb.pcf b/atk16_fpga/ice40hx8k-evb.pcf index eb63e74..cf75797 100644 --- a/atk16_fpga/ice40hx8k-evb.pcf +++ b/atk16_fpga/ice40hx8k-evb.pcf @@ -8,6 +8,10 @@ set_io -nowarn SYSCLK J3 # GBIN6 set_io -nowarn LED1 M12 set_io -nowarn LED2 R16 +# USB<->Serial interface +set_io -nowarn SERIAL_TX E4 +set_io -nowarn SERIAL_RX B2 + # Buttons set_io -nowarn BUT1 K11 set_io -nowarn BUT2 P13 @@ -25,9 +29,9 @@ set_io -nowarn RxD L11 set_io -nowarn TxD T16 # SRAM -set_io -nowarn SRAM_CS T6 -set_io -nowarn SRAM_OE L9 -set_io -nowarn SRAM_WE T7 +set_io -nowarn SRAM_CS T6 # the schematic says these are inverted +set_io -nowarn SRAM_OE L9 # but testing says that they are not +set_io -nowarn SRAM_WE T7 # very weird. set_io -nowarn SA[0] N6 set_io -nowarn SA[1] T1 set_io -nowarn SA[2] P4 -- cgit v1.3