+IOBUF PORT "rtc_sda" IO_TYPE=LVCMOS33;
+IOBUF PORT "rtc_scl" IO_TYPE=LVCMOS33;
+IOBUF PORT "rtc_mfp" IO_TYPE=LVCMOS33;
+IOBUF PORT "uart_rx" IO_TYPE=LVCMOS33;
+IOBUF PORT "uart_tx" IO_TYPE=LVCMOS33;
+IOBUF PORT "rpi_pin_11" IO_TYPE=LVCMOS33;
+IOBUF PORT "rpi_pin_12" IO_TYPE=LVCMOS33;
+IOBUF PORT "spi_mosi" IO_TYPE=LVCMOS33;
+IOBUF PORT "spi_miso" IO_TYPE=LVCMOS33;
+IOBUF PORT "rpi_pin_22" IO_TYPE=LVCMOS33;
+IOBUF PORT "spi_sclk" IO_TYPE=LVCMOS33;
+IOBUF PORT "spi_cs0" IO_TYPE=LVCMOS33;
+IOBUF PORT "spi_cs1" IO_TYPE=LVCMOS33;
+IOBUF PORT "rpi_pin_29" IO_TYPE=LVCMOS33;
+IOBUF PORT "rpi_pin_31" IO_TYPE=LVCMOS33;
+IOBUF PORT "rpi_pin_32" IO_TYPE=LVCMOS33;
+IOBUF PORT "rpi_pin_33" IO_TYPE=LVCMOS33;
+IOBUF PORT "rpi_pin_35" IO_TYPE=LVCMOS33;
+IOBUF PORT "rpi_pin_36" IO_TYPE=LVCMOS33;
+IOBUF PORT "rpi_pin_37" IO_TYPE=LVCMOS33;
+IOBUF PORT "rpi_pin_38" IO_TYPE=LVCMOS33;
+IOBUF PORT "rpi_pin_40" IO_TYPE=LVCMOS33;
+