diff --git a/src/boards/include/boards/archi.h b/src/boards/include/boards/archi.h
new file mode 100644
index 00000000..4cf0356a
--- /dev/null
+++ b/src/boards/include/boards/archi.h
@@ -0,0 +1,110 @@
+/*
+ * Copyright (c) 2020 Raspberry Pi (Trading) Ltd.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+// -----------------------------------------------------
+// NOTE: THIS HEADER IS ALSO INCLUDED BY ASSEMBLER SO
+//       SHOULD ONLY CONSIST OF PREPROCESSOR DIRECTIVES
+// -----------------------------------------------------
+
+// This header may be included by other board headers as "boards/archi.h"
+
+#ifndef _BOARDS_ARCHI_H
+#define _BOARDS_ARCHI_H
+
+// For board detection
+#define ARCHI
+
+// On some samples, the xosc can take longer to stabilize than is usual
+#ifndef PICO_XOSC_STARTUP_DELAY_MULTIPLIER
+#define PICO_XOSC_STARTUP_DELAY_MULTIPLIER 64
+#endif
+
+// --- BOARD SPECIFIC ---
+#ifndef ARCHI_BUTTON1_PIN
+#define ARCHI_BUTTON1_PIN 23
+#endif
+
+#ifndef ARCHI_BUTTON2_PIN
+#define ARCHI_BUTTON2_PIN 10
+#endif
+
+#ifndef ARCHI_BUTTON3_PIN
+#define ARCHI_BUTTON3_PIN 25
+#endif
+
+#ifndef ARCHI_BUTTON4_PIN
+#define ARCHI_BUTTON4_PIN 19
+#endif
+
+#ifndef ARCHI_BUZZER_PIN
+#define ARCHI_BUZZER_PIN 22
+#endif
+
+#ifndef ARCHI_NEOPIXEL_PIN
+#define ARCHI_NEOPIXEL_PIN 24
+#endif
+
+// --- UART ---
+#ifndef PICO_DEFAULT_UART
+#define PICO_DEFAULT_UART 0
+#endif
+#ifndef PICO_DEFAULT_UART_TX_PIN
+#define PICO_DEFAULT_UART_TX_PIN 16
+#endif
+#ifndef PICO_DEFAULT_UART_RX_PIN
+#define PICO_DEFAULT_UART_RX_PIN 17
+#endif
+
+// --- LED ---
+// no PICO_DEFAULT_LED_PIN
+
+#ifndef PICO_DEFAULT_WS2812_PIN
+#define PICO_DEFAULT_WS2812_PIN ARCHI_NEOPIXEL_PIN
+#endif
+
+// --- I2C ---
+#ifndef PICO_DEFAULT_I2C
+#define PICO_DEFAULT_I2C 1
+#endif
+#ifndef PICO_DEFAULT_I2C_SDA_PIN
+#define PICO_DEFAULT_I2C_SDA_PIN 14
+#endif
+#ifndef PICO_DEFAULT_I2C_SCL_PIN
+#define PICO_DEFAULT_I2C_SCL_PIN 15
+#endif
+
+// --- SPI ---
+#ifndef PICO_DEFAULT_SPI
+#define PICO_DEFAULT_SPI 0
+#endif
+#ifndef PICO_DEFAULT_SPI_SCK_PIN
+#define PICO_DEFAULT_SPI_SCK_PIN 2
+#endif
+#ifndef PICO_DEFAULT_SPI_TX_PIN
+#define PICO_DEFAULT_SPI_TX_PIN 3
+#endif
+#ifndef PICO_DEFAULT_SPI_RX_PIN
+#define PICO_DEFAULT_SPI_RX_PIN 4
+#endif
+#ifndef PICO_DEFAULT_SPI_CSN_PIN
+#define PICO_DEFAULT_SPI_CSN_PIN 5
+#endif
+
+// --- FLASH ---
+
+// Use slower generic flash access
+#define PICO_BOOT_STAGE2_CHOOSE_GENERIC_03H 1
+
+#ifndef PICO_FLASH_SPI_CLKDIV
+#define PICO_FLASH_SPI_CLKDIV 4
+#endif
+
+#ifndef PICO_FLASH_SIZE_BYTES
+#define PICO_FLASH_SIZE_BYTES (4 * 1024 * 1024)
+#endif
+
+
+#endif