From 8bd8dd6ce07fb8e247f651b3c61c94bb1f00895a Mon Sep 17 00:00:00 2001 From: Väinö Kauppila Date: Sun, 19 Apr 2026 00:33:08 +0300 Subject: starting files and example programs --- primer25k.cst | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 primer25k.cst (limited to 'primer25k.cst') diff --git a/primer25k.cst b/primer25k.cst new file mode 100644 index 0000000..1f3b182 --- /dev/null +++ b/primer25k.cst @@ -0,0 +1,20 @@ +// Pin constraints for Tang Primer 25K (GW5A-LV25MG121) +// From apicula examples/gw5a/primer25k.cst + +IO_LOC "clk" E2; +IO_PORT "clk" PULL_MODE=NONE IO_TYPE=LVCMOS33; + +IO_LOC "uart_tx" C3; +IO_PORT "uart_tx" PULL_MODE=UP IO_TYPE=LVCMOS33; + +IO_LOC "uart_rx" B3; +IO_PORT "uart_rx" PULL_MODE=UP IO_TYPE=LVCMOS33; + +IO_LOC "activity_led" E8; +IO_PORT "activity_led" PULL_MODE=NONE DRIVE=8 IO_TYPE=LVCMOS33; + +IO_LOC "led" L6; +IO_PORT "led" PULL_MODE=NONE DRIVE=8 IO_TYPE=LVCMOS33; + +IO_LOC "reset_btn" H11; +IO_PORT "reset_btn" PULL_MODE=DOWN IO_TYPE=LVCMOS33; -- cgit v1.3