diff --git a/ports/espressif/boards/lilygo_ttgo_t-oi-plus/board.c b/ports/espressif/boards/lilygo_ttgo_t-oi-plus/board.c
new file mode 100644
index 0000000000..aa0cf7657a
--- /dev/null
+++ b/ports/espressif/boards/lilygo_ttgo_t-oi-plus/board.c
@@ -0,0 +1,17 @@
+#include "shared-bindings/microcontroller/Pin.h"
+#include "supervisor/board.h"
+
+#include "components/driver/include/driver/gpio.h"
+
+void board_init(void) {
+}
+
+bool board_requests_safe_mode(void) {
+    return false;
+}
+
+void reset_board(void) {
+}
+
+void board_deinit(void) {
+}
diff --git a/ports/espressif/boards/lilygo_ttgo_t-oi-plus/mpconfigboard.h b/ports/espressif/boards/lilygo_ttgo_t-oi-plus/mpconfigboard.h
new file mode 100644
index 0000000000..71987994e7
--- /dev/null
+++ b/ports/espressif/boards/lilygo_ttgo_t-oi-plus/mpconfigboard.h
@@ -0,0 +1,13 @@
+// Define board
+#define MICROPY_HW_BOARD_NAME       "LILYGO TTGO T-OI PLUS"
+#define MICROPY_HW_MCU_NAME         "ESP32-C3"
+
+#define MICROPY_HW_LED_STATUS       (&pin_GPIO3)
+
+// I2C
+#define CIRCUITPY_BOARD_I2C         (1)
+#define CIRCUITPY_BOARD_I2C_PIN     {{.scl = &pin_GPIO18, .sda = &pin_GPIO19}}
+
+// UART
+#define CIRCUITPY_BOARD_UART        (1)
+#define CIRCUITPY_BOARD_UART_PIN    {{.tx = &pin_GPIO21, .rx = &pin_GPIO20}}
diff --git a/ports/espressif/boards/lilygo_ttgo_t-oi-plus/mpconfigboard.mk b/ports/espressif/boards/lilygo_ttgo_t-oi-plus/mpconfigboard.mk
new file mode 100644
index 0000000000..2f66e69415
--- /dev/null
+++ b/ports/espressif/boards/lilygo_ttgo_t-oi-plus/mpconfigboard.mk
@@ -0,0 +1,10 @@
+CIRCUITPY_CREATOR_ID = 0xC3C30000
+CIRCUITPY_CREATION_ID = 0x00C30002
+
+IDF_TARGET = esp32c3
+
+INTERNAL_FLASH_FILESYSTEM = 1
+
+CIRCUITPY_ESP_FLASH_MODE = dio
+CIRCUITPY_ESP_FLASH_FREQ = 80m
+CIRCUITPY_ESP_FLASH_SIZE = 4MB
diff --git a/ports/espressif/boards/lilygo_ttgo_t-oi-plus/pins.c b/ports/espressif/boards/lilygo_ttgo_t-oi-plus/pins.c
new file mode 100644
index 0000000000..963115bf1c
--- /dev/null
+++ b/ports/espressif/boards/lilygo_ttgo_t-oi-plus/pins.c
@@ -0,0 +1,29 @@
+#include "shared-bindings/board/__init__.h"
+
+STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
+    CIRCUITPYTHON_BOARD_DICT_STANDARD_ITEMS
+    { MP_ROM_QSTR(MP_QSTR_BATTERY), MP_ROM_PTR(&pin_GPIO2) },
+    { MP_ROM_QSTR(MP_QSTR_VOLTAGE_MONITOR), MP_ROM_PTR(&pin_GPIO2) },
+    { MP_ROM_QSTR(MP_QSTR_IO2), MP_ROM_PTR(&pin_GPIO2) },
+    { MP_ROM_QSTR(MP_QSTR_IO8), MP_ROM_PTR(&pin_GPIO8) },
+    { MP_ROM_QSTR(MP_QSTR_IO9), MP_ROM_PTR(&pin_GPIO9) },
+    { MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_GPIO20) },
+    { MP_ROM_QSTR(MP_QSTR_IO20), MP_ROM_PTR(&pin_GPIO20) },
+    { MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_GPIO21) },
+    { MP_ROM_QSTR(MP_QSTR_IO21), MP_ROM_PTR(&pin_GPIO21) },
+    { MP_ROM_QSTR(MP_QSTR_LED), MP_ROM_PTR(&pin_GPIO3) },
+    { MP_ROM_QSTR(MP_QSTR_IO3), MP_ROM_PTR(&pin_GPIO3) },
+    { MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_GPIO19) },
+    { MP_ROM_QSTR(MP_QSTR_IO19), MP_ROM_PTR(&pin_GPIO19) },
+    { MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_GPIO18) },
+    { MP_ROM_QSTR(MP_QSTR_IO18), MP_ROM_PTR(&pin_GPIO18) },
+    { MP_ROM_QSTR(MP_QSTR_IO4), MP_ROM_PTR(&pin_GPIO4) },
+    { MP_ROM_QSTR(MP_QSTR_IO5), MP_ROM_PTR(&pin_GPIO5) },
+    { MP_ROM_QSTR(MP_QSTR_IO6), MP_ROM_PTR(&pin_GPIO6) },
+    { MP_ROM_QSTR(MP_QSTR_IO7), MP_ROM_PTR(&pin_GPIO7) },
+    { MP_ROM_QSTR(MP_QSTR_IO10), MP_ROM_PTR(&pin_GPIO10) },
+    { MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) },
+    { MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) },
+    { MP_ROM_QSTR(MP_QSTR_STEMMA_I2C), MP_ROM_PTR(&board_i2c_obj) },
+};
+MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);
diff --git a/ports/espressif/boards/lilygo_ttgo_t-oi-plus/sdkconfig b/ports/espressif/boards/lilygo_ttgo_t-oi-plus/sdkconfig
new file mode 100644
index 0000000000..7c85db8776
--- /dev/null
+++ b/ports/espressif/boards/lilygo_ttgo_t-oi-plus/sdkconfig
@@ -0,0 +1,5 @@
+#
+# LWIP
+#
+CONFIG_LWIP_LOCAL_HOSTNAME="LILYGO TTGO T-OI PLUS"
+# end of LWIP
diff --git a/tools/build_board_info.py b/tools/build_board_info.py
index 97192adee7..237a310756 100755
--- a/tools/build_board_info.py
+++ b/tools/build_board_info.py
@@ -75,6 +75,7 @@ extension_by_board = {
     "espressif_esp32c3_devkitm_1_n4": BIN,
     "lilygo_ttgo_t-01c3": BIN,
     "microdev_micro_c3": BIN,
+    "lilygo_ttgo_t-oi-plus": BIN,
     # broadcom
     "raspberrypi_zero": KERNEL_IMG,
     "raspberrypi_zero_w": KERNEL_IMG,