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-rwxr-xr-xexamples/icestick/uart/syn/constraints/uart.pcf6
1 files changed, 6 insertions, 0 deletions
diff --git a/examples/icestick/uart/syn/constraints/uart.pcf b/examples/icestick/uart/syn/constraints/uart.pcf
new file mode 100755
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+++ b/examples/icestick/uart/syn/constraints/uart.pcf
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+# FTDI Port B UART
+set_io osl_data_n 8 # UART TX
+set_io isl_data_n 9 # UART RX
+
+# 12 MHz clock
+set_io isl_clk 21