diff --git a/ports/raspberrypi/boards/raspberry_pi_pico/mpconfigboard.h b/ports/raspberrypi/boards/raspberry_pi_pico/mpconfigboard.h
index 4b0a220287a5..550148ab3a0c 100644
--- a/ports/raspberrypi/boards/raspberry_pi_pico/mpconfigboard.h
+++ b/ports/raspberrypi/boards/raspberry_pi_pico/mpconfigboard.h
@@ -4,12 +4,12 @@
 #define MICROPY_HW_BOARD_NAME "Raspberry Pi Pico"
 #define MICROPY_HW_MCU_NAME "rp2040"
 
-// #define DEFAULT_I2C_BUS_SCL (&pin_PA23)
-// #define DEFAULT_I2C_BUS_SDA (&pin_PA22)
+#define DEFAULT_I2C_BUS_SDA (&pin_GPIO0)
+#define DEFAULT_I2C_BUS_SCL (&pin_GPIO1)
 
-// #define DEFAULT_SPI_BUS_SCK (&pin_PB11)
-// #define DEFAULT_SPI_BUS_MOSI (&pin_PB10)
-// #define DEFAULT_SPI_BUS_MISO (&pin_PA12)
+#define DEFAULT_SPI_BUS_SCK (&pin_GPIO2)
+#define DEFAULT_SPI_BUS_MOSI (&pin_GPIO3)
+#define DEFAULT_SPI_BUS_MISO (&pin_GPIO4)
 
-// #define DEFAULT_UART_BUS_RX (&pin_PA11)
-// #define DEFAULT_UART_BUS_TX (&pin_PA10)
+#define DEFAULT_UART_BUS_TX (&pin_GPIO8)
+#define DEFAULT_UART_BUS_RX (&pin_GPIO9)
diff --git a/ports/raspberrypi/boards/raspberry_pi_pico/pins.c b/ports/raspberrypi/boards/raspberry_pi_pico/pins.c
index e1927bc80c68..4f8eae44e118 100644
--- a/ports/raspberrypi/boards/raspberry_pi_pico/pins.c
+++ b/ports/raspberrypi/boards/raspberry_pi_pico/pins.c
@@ -25,18 +25,29 @@ STATIC const mp_rom_map_elem_t board_global_dict_table[] = {
     { MP_ROM_QSTR(MP_QSTR_GP21), MP_ROM_PTR(&pin_GPIO21) },
     { MP_ROM_QSTR(MP_QSTR_GP22), MP_ROM_PTR(&pin_GPIO22) },
     { MP_ROM_QSTR(MP_QSTR_SMPS_MODE), MP_ROM_PTR(&pin_GPIO23) },
+
     { MP_ROM_QSTR(MP_QSTR_LED), MP_ROM_PTR(&pin_GPIO25) },
     { MP_ROM_QSTR(MP_QSTR_GP25), MP_ROM_PTR(&pin_GPIO25) },
+
     { MP_ROM_QSTR(MP_QSTR_GP26_A0), MP_ROM_PTR(&pin_GPIO26) },
     { MP_ROM_QSTR(MP_QSTR_GP26), MP_ROM_PTR(&pin_GPIO26) },
     { MP_ROM_QSTR(MP_QSTR_A0), MP_ROM_PTR(&pin_GPIO26) },
+
     { MP_ROM_QSTR(MP_QSTR_GP27_A1), MP_ROM_PTR(&pin_GPIO27) },
     { MP_ROM_QSTR(MP_QSTR_GP27), MP_ROM_PTR(&pin_GPIO27) },
     { MP_ROM_QSTR(MP_QSTR_A1), MP_ROM_PTR(&pin_GPIO27) },
+
     { MP_ROM_QSTR(MP_QSTR_GP28_A2), MP_ROM_PTR(&pin_GPIO28) },
     { MP_ROM_QSTR(MP_QSTR_GP28), MP_ROM_PTR(&pin_GPIO28) },
     { MP_ROM_QSTR(MP_QSTR_A2), MP_ROM_PTR(&pin_GPIO28) },
+
     { MP_ROM_QSTR(MP_QSTR_A3), MP_ROM_PTR(&pin_GPIO29) },
     { MP_ROM_QSTR(MP_QSTR_VOLTAGE_MONITOR), MP_ROM_PTR(&pin_GPIO29) },
+
+    { MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) },
+    { MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&board_spi_obj) },
+    // TODO: Enable when UART implemented.
+    // { MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) },
+
 };
 MP_DEFINE_CONST_DICT(board_module_globals, board_global_dict_table);