diff --git a/core/SConscript.bootloader b/core/SConscript.bootloader
index 6bf5fa128a..3436bd0710 100644
--- a/core/SConscript.bootloader
+++ b/core/SConscript.bootloader
@@ -36,11 +36,11 @@ if TREZOR_MODEL in ('R', ):
     FONT_BOLD='Font_PixelOperator_Bold_8'
     FONT_MONO='Font_PixelOperator_Regular_8'
     FONT_BIG=None
-elif TREZOR_MODEL in ('T', 'T3W1', 'DISC1'):
+elif TREZOR_MODEL in ('T', 'T3T1', 'T3W1', 'DISC1'):
     FONT_NORMAL='Font_TTHoves_Regular_21'
-    FONT_DEMIBOLD=None
+    FONT_DEMIBOLD='Font_TTHoves_Regular_21'
     FONT_BOLD='Font_TTHoves_Bold_17'
-    FONT_MONO=None
+    FONT_MONO='Font_TTHoves_Regular_21'
     FONT_BIG=None
 
 # modtrezorcrypto
diff --git a/core/SConscript.bootloader_ci b/core/SConscript.bootloader_ci
index 9bac6a7c2b..23f0058ebe 100644
--- a/core/SConscript.bootloader_ci
+++ b/core/SConscript.bootloader_ci
@@ -34,7 +34,7 @@ if TREZOR_MODEL in ('1', 'R'):
     FONT_BOLD=None
     FONT_MONO='Font_PixelOperatorMono_Regular_8'
     FONT_BIG=None
-elif TREZOR_MODEL in ('T', 'T3W1'):
+elif TREZOR_MODEL in ('T', 'T3T1', 'T3W1'):
     FONT_NORMAL='Font_Roboto_Regular_20'
     FONT_DEMIBOLD=None
     FONT_BOLD=None
diff --git a/core/SConscript.bootloader_emu b/core/SConscript.bootloader_emu
index a0dbf53430..604ff1bb9f 100644
--- a/core/SConscript.bootloader_emu
+++ b/core/SConscript.bootloader_emu
@@ -33,7 +33,7 @@ if TREZOR_MODEL in ('1', 'R'):
     FONT_BOLD='Font_PixelOperator_Bold_8'
     FONT_MONO='Font_PixelOperator_Regular_8'
     FONT_BIG=None
-elif TREZOR_MODEL in ('T', 'T3W1'):
+elif TREZOR_MODEL in ('T', 'T3T1', 'T3W1'):
     FONT_NORMAL='Font_TTHoves_Regular_21'
     FONT_DEMIBOLD=None
     FONT_BOLD='Font_TTHoves_Bold_17'
@@ -159,7 +159,7 @@ env.Replace(
 env.Replace(
     TREZOR_MODEL=TREZOR_MODEL, )
 
-if TREZOR_MODEL in ('T', 'R', 'T3W1'):
+if TREZOR_MODEL in ('T', 'R', 'T3T1', 'T3W1'):
     CPU_MODEL   = 'STM32F427xx'
 elif TREZOR_MODEL in ('DISC1', ):
     CPU_MODEL   = 'STM32F429xx'
diff --git a/core/SConscript.firmware b/core/SConscript.firmware
index 6fe84a69b7..0a2d044b8c 100644
--- a/core/SConscript.firmware
+++ b/core/SConscript.firmware
@@ -38,7 +38,7 @@ if TREZOR_MODEL in ('1', 'R'):
     FONT_BOLD='Font_PixelOperator_Bold_8'
     FONT_MONO='Font_PixelOperatorMono_Regular_8'
     FONT_BIG='Font_Unifont_Regular_16'
-elif TREZOR_MODEL in ('T', 'T3W1', 'DISC1'):
+elif TREZOR_MODEL in ('T', 'T3T1', 'T3W1', 'DISC1'):
     FONT_NORMAL='Font_TTHoves_Regular_21'
     FONT_DEMIBOLD='Font_TTHoves_DemiBold_21'
     FONT_BOLD='Font_TTHoves_Bold_17'
@@ -379,7 +379,7 @@ env = Environment(ENV=os.environ, CFLAGS=f"{ARGUMENTS.get('CFLAGS', '')} -DPRODU
 FEATURES_AVAILABLE = tools.configure_board(TREZOR_MODEL, FEATURES_WANTED, env, CPPDEFINES_HAL, SOURCE_HAL, PATH_HAL)
 
 
-if TREZOR_MODEL in ('T', 'T3W1', 'DISC1'):
+if TREZOR_MODEL in ('T', 'T3T1', 'T3W1', 'DISC1'):
     LAYOUT = 'LAYOUT_TTV2'
 elif TREZOR_MODEL in ('1', 'R'):
     LAYOUT = 'LAYOUT_TR'
@@ -813,7 +813,7 @@ BINARY_NAME += "-dirty" if tools.get_git_modified() else ""
 BINARY_NAME += ".bin"
 
 
-if TREZOR_MODEL in ('T', 'R', 'T3W1', 'DISC1'):
+if TREZOR_MODEL in ('T', 'R', 'T3T1', 'T3W1', 'DISC1'):
     action_bin=[
         '$OBJCOPY -O binary -j .vendorheader -j .header -j .flash -j .data --pad-to 0x08100000 $SOURCE ${TARGET}.p1',
         '$OBJCOPY -O binary -j .flash2 $SOURCE ${TARGET}.p2',
diff --git a/core/SConscript.prodtest b/core/SConscript.prodtest
index ca432e6c91..9764e09a5e 100644
--- a/core/SConscript.prodtest
+++ b/core/SConscript.prodtest
@@ -38,7 +38,7 @@ if TREZOR_MODEL in ('1', 'R'):
     FONT_BOLD='Font_PixelOperator_Bold_8'
     FONT_MONO=None
     FONT_BIG=None
-elif TREZOR_MODEL in ('T', 'T3W1'):
+elif TREZOR_MODEL in ('T', 'T3T1', 'T3W1'):
     FONT_NORMAL=None
     FONT_DEMIBOLD=None
     FONT_BOLD='Font_Roboto_Bold_20'
diff --git a/core/SConscript.reflash b/core/SConscript.reflash
index f6577682c5..bd1aaef8e7 100644
--- a/core/SConscript.reflash
+++ b/core/SConscript.reflash
@@ -33,7 +33,7 @@ if TREZOR_MODEL in ('1', 'R'):
     FONT_BOLD='Font_PixelOperator_Bold_8'
     FONT_MONO=None
     FONT_BIG=None
-elif TREZOR_MODEL in ('T', 'T3W1'):
+elif TREZOR_MODEL in ('T', 'T3T1', 'T3W1'):
     FONT_NORMAL=None
     FONT_DEMIBOLD=None
     FONT_BOLD='Font_Roboto_Bold_20'
diff --git a/core/SConscript.unix b/core/SConscript.unix
index 808d93c81f..992f4c7bbe 100644
--- a/core/SConscript.unix
+++ b/core/SConscript.unix
@@ -7,7 +7,7 @@ import tools
 BITCOIN_ONLY = ARGUMENTS.get('BITCOIN_ONLY', '0')
 EVERYTHING = BITCOIN_ONLY != '1'
 TREZOR_MODEL = ARGUMENTS.get('TREZOR_MODEL', 'T')
-DMA2D =  TREZOR_MODEL in ('T', 'T3W1')
+DMA2D =  TREZOR_MODEL in ('T', 'T3T1', 'T3W1')
 CMAKELISTS = int(ARGUMENTS.get('CMAKELISTS', 0))
 
 if TREZOR_MODEL in ('DISC1', ):
@@ -42,7 +42,7 @@ if TREZOR_MODEL in ('1', 'R'):
     FONT_BOLD='Font_PixelOperator_Bold_8'
     FONT_MONO='Font_PixelOperatorMono_Regular_8'
     FONT_BIG='Font_Unifont_Regular_16'
-elif TREZOR_MODEL in ('T', 'T3W1'):
+elif TREZOR_MODEL in ('T', 'T3T1', 'T3W1'):
     FONT_NORMAL='Font_TTHoves_Regular_21'
     FONT_DEMIBOLD='Font_TTHoves_DemiBold_21'
     FONT_BOLD='Font_TTHoves_Bold_17'
@@ -174,7 +174,7 @@ if FEATURE_FLAGS["SECP256K1_ZKP"]:
 SOURCE_MOD += [
     'embed/extmod/modtrezorio/modtrezorio.c',
 ]
-if TREZOR_MODEL in ('T', 'T3W1'):
+if TREZOR_MODEL in ('T', 'T3T1', 'T3W1'):
     SOURCE_MOD += [
         'embed/extmod/modtrezorio/ff.c',
         'embed/extmod/modtrezorio/ffunicode.c',
@@ -384,7 +384,7 @@ SOURCE_UNIX = [
     'vendor/micropython/ports/unix/input.c',
     'vendor/micropython/ports/unix/unix_mphal.c',
 ]
-if TREZOR_MODEL in ('T', 'R', 'T3W1'):
+if TREZOR_MODEL in ('T', 'R', 'T3T1', 'T3W1'):
     SOURCE_UNIX += [
         'embed/trezorhal/unix/sbu.c',
     ]
@@ -416,7 +416,7 @@ else:
 env = Environment(ENV=os.environ, CFLAGS='%s -DPYOPT=%s -DBITCOIN_ONLY=%s %s' % (ARGUMENTS.get('CFLAGS', ''), PYOPT, BITCOIN_ONLY, STATIC))
 
 
-if TREZOR_MODEL in ('T', 'T3W1'):
+if TREZOR_MODEL in ('T', 'T3T1', 'T3W1'):
     LAYOUT = 'LAYOUT_TTV2'
 elif TREZOR_MODEL in ('1', 'R'):
     LAYOUT = 'LAYOUT_TR'
@@ -479,7 +479,7 @@ if ARGUMENTS.get('TREZOR_MEMPERF', '0') == '1':
 env.Replace(
     TREZOR_MODEL=TREZOR_MODEL, )
 
-if TREZOR_MODEL in ('T', 'R', 'T3W1'):
+if TREZOR_MODEL in ('T', 'R', 'T3T1', 'T3W1'):
     CPU_MODEL   = 'STM32F427xx'
 elif TREZOR_MODEL in ('DISC1', ):
     CPU_MODEL   = 'STM32F429xx'
@@ -781,6 +781,9 @@ def cargo_build():
     if TREZOR_MODEL in ('T'):
         features.append('touch')
         features.append('sd_card')
+    if TREZOR_MODEL in ('T3T1'):
+        features.append('touch')
+        features.append('sd_card')
     if TREZOR_MODEL in ('T3W1'):
         features.append('touch')
         features.append('button')
diff --git a/core/embed/firmware/bootloaders/bootloader_T3T1.bin b/core/embed/firmware/bootloaders/bootloader_T3T1.bin
new file mode 100644
index 0000000000..304db439e2
Binary files /dev/null and b/core/embed/firmware/bootloaders/bootloader_T3T1.bin differ
diff --git a/core/embed/models/model.h b/core/embed/models/model.h
index ef3337099c..36fbb6a21d 100644
--- a/core/embed/models/model.h
+++ b/core/embed/models/model.h
@@ -9,6 +9,8 @@
 #include "model_T2T1.h"
 #elif defined TREZOR_MODEL_R
 #include "model_T2B1.h"
+#elif defined TREZOR_MODEL_T3T1
+#include "model_T3T1.h"
 #elif defined TREZOR_MODEL_T3W1
 #include "model_T3W1.h"
 #elif defined TREZOR_MODEL_DISC1
diff --git a/core/embed/models/model_T3T1.h b/core/embed/models/model_T3T1.h
new file mode 100644
index 0000000000..f0d70beb52
--- /dev/null
+++ b/core/embed/models/model_T3T1.h
@@ -0,0 +1,29 @@
+#ifndef MODELS_MODEL_T3T1_H_
+#define MODELS_MODEL_T3T1_H_
+
+#define MODEL_NAME "T3T1"
+#define MODEL_INTERNAL_NAME "T3T1"
+#define MODEL_INTERNAL_NAME_TOKEN T3T1
+#define MODEL_NAME_QSTR MP_QSTR_T3T1
+#define MODEL_INTERNAL_NAME_QSTR MP_QSTR_T3T1
+
+/*** Using DEV KEYS temporarily ***/
+#define MODEL_BOARDLOADER_KEYS \
+  (const uint8_t *)"\xdb\x99\x5f\xe2\x51\x69\xd1\x41\xca\xb9\xbb\xba\x92\xba\xa0\x1f\x9f\x2e\x1e\xce\x7d\xf4\xcb\x2a\xc0\x51\x90\xf3\x7f\xcc\x1f\x9d", \
+  (const uint8_t *)"\x21\x52\xf8\xd1\x9b\x79\x1d\x24\x45\x32\x42\xe1\x5f\x2e\xab\x6c\xb7\xcf\xfa\x7b\x6a\x5e\xd3\x00\x97\x96\x0e\x06\x98\x81\xdb\x12", \
+  (const uint8_t *)"\x22\xfc\x29\x77\x92\xf0\xb6\xff\xc0\xbf\xcf\xdb\x7e\xdb\x0c\x0a\xa1\x4e\x02\x5a\x36\x5e\xc0\xe3\x42\xe8\x6e\x38\x29\xcb\x74\xb6",
+
+#define MODEL_BOOTLOADER_KEYS \
+  (const uint8_t *)"\xd7\x59\x79\x3b\xbc\x13\xa2\x81\x9a\x82\x7c\x76\xad\xb6\xfb\xa8\xa4\x9a\xee\x00\x7f\x49\xf2\xd0\x99\x2d\x99\xb8\x25\xad\x2c\x48", \
+  (const uint8_t *)"\x63\x55\x69\x1c\x17\x8a\x8f\xf9\x10\x07\xa7\x47\x8a\xfb\x95\x5e\xf7\x35\x2c\x63\xe7\xb2\x57\x03\x98\x4c\xf7\x8b\x26\xe2\x1a\x56", \
+  (const uint8_t *)"\xee\x93\xa4\xf6\x6f\x8d\x16\xb8\x19\xbb\x9b\xeb\x9f\xfc\xcd\xfc\xdc\x14\x12\xe8\x7f\xee\x6a\x32\x4c\x2a\x99\xa1\xe0\xe6\x71\x48",
+
+#define BOARDLOADER_START 0x08000000
+#define BOOTLOADER_START 0x08020000
+#define FIRMWARE_START 0x08040000
+
+#define BOOTLOADER_IMAGE_MAXSIZE (128 * 1024 * 1)  // 128 KB
+#define FIRMWARE_IMAGE_MAXSIZE (128 * 1024 * 13)   // 1664 KB
+#define NORCOW_SECTOR_SIZE (64 * 1024)
+
+#endif
diff --git a/core/embed/models/model_T3T1_layout.c b/core/embed/models/model_T3T1_layout.c
new file mode 100644
index 0000000000..b845ffa56f
--- /dev/null
+++ b/core/embed/models/model_T3T1_layout.c
@@ -0,0 +1,82 @@
+#include "flash.h"
+#include "model.h"
+
+const flash_area_t STORAGE_AREAS[STORAGE_AREAS_COUNT] = {
+    {
+        .num_subareas = 1,
+        .subarea[0] =
+            {
+                .first_sector = 4,
+                .num_sectors = 1,
+            },
+    },
+    {
+        .num_subareas = 1,
+        .subarea[0] =
+            {
+                .first_sector = 16,
+                .num_sectors = 1,
+            },
+    },
+};
+
+const flash_area_t BOARDLOADER_AREA = {
+    .num_subareas = 1,
+    .subarea[0] =
+        {
+            .first_sector = 0,
+            .num_sectors = 3,
+        },
+};
+
+const flash_area_t BOOTLOADER_AREA = {
+    .num_subareas = 1,
+    .subarea[0] =
+        {
+            .first_sector = 5,
+            .num_sectors = 1,
+        },
+};
+
+const flash_area_t FIRMWARE_AREA = {
+    .num_subareas = 2,
+    .subarea[0] =
+        {
+            .first_sector = 6,
+            .num_sectors = 6,
+        },
+    .subarea[1] =
+        {
+            .first_sector = 17,
+            .num_sectors = 7,
+        },
+};
+
+const flash_area_t WIPE_AREA = {
+    .num_subareas = 3,
+    .subarea[0] =
+        {
+            .first_sector = 4,
+            .num_sectors = 1,
+        },
+    .subarea[1] =
+        {
+            .first_sector = 6,
+            .num_sectors =
+                9,  // sector 15 skipped due to bootloader MPU settings
+        },
+    .subarea[2] =
+        {
+            .first_sector = 16,
+            .num_sectors = 8,
+        },
+};
+
+const flash_area_t ALL_WIPE_AREA = {
+    .num_subareas = 1,
+    .subarea[0] =
+        {
+            .first_sector = 3,
+            .num_sectors = 21,
+        },
+};
diff --git a/core/embed/trezorhal/boards/board-unix.h b/core/embed/trezorhal/boards/board-unix.h
index a964dd3843..ce5cef234f 100644
--- a/core/embed/trezorhal/boards/board-unix.h
+++ b/core/embed/trezorhal/boards/board-unix.h
@@ -9,6 +9,13 @@
 #define USE_BACKLIGHT 1
 #endif
 
+#ifdef TREZOR_MODEL_T3T1
+#define USE_TOUCH 1
+#define USE_SD_CARD 1
+#define USE_SBU 1
+#define USE_RGB_COLORS 1
+#endif
+
 #ifdef TREZOR_MODEL_T3W1
 #define USE_TOUCH 1
 #define USE_SD_CARD 1
diff --git a/core/embed/trezorhal/boards/trezor_t3t1.h b/core/embed/trezorhal/boards/trezor_t3t1.h
new file mode 100644
index 0000000000..ae4e071b16
--- /dev/null
+++ b/core/embed/trezorhal/boards/trezor_t3t1.h
@@ -0,0 +1,63 @@
+#ifndef _TREZOR_T3T1_H
+#define _TREZOR_T3T1_H
+
+#define DISPLAY_RESX 240
+#define DISPLAY_RESY 240
+
+#define USE_SD_CARD 1
+#define USE_I2C 1
+#define USE_TOUCH 1
+#define USE_SBU 1
+#define USE_RGB_COLORS 1
+#define USE_DISP_I8080_8BIT_DW 1
+#define USE_HAPTIC 1
+#define USE_BACKLIGHT 1
+
+#include "displays/panels/lx154a2422.h"
+#include "displays/st7789v.h"
+#define DISPLAY_IDENTIFY 1
+#define DISPLAY_TE_PORT GPIOD
+#define DISPLAY_TE_PIN GPIO_PIN_12
+
+#define DISPLAY_PANEL_INIT_SEQ lx154a2422_init_seq
+#define DISPLAY_PANEL_ROTATE lx154a2422_rotate
+#define TRANSFORM_TOUCH_COORDS lx154a2422_transform_touch_coords
+
+#define BACKLIGHT_PWM_FREQ 12500
+#define BACKLIGHT_PWM_TIM TIM8
+#define BACKLIGHT_PWM_TIM_CLK_EN __HAL_RCC_TIM8_CLK_ENABLE
+#define BACKLIGHT_PWM_TIM_AF GPIO_AF3_TIM8
+#define BACKLIGHT_PWM_TIM_OCMODE TIM_OCMODE_PWM1
+#define BACKLIGHT_PWM_TIM_CHANNEL TIM_CHANNEL_1
+#define BACKLIGHT_PWM_TIM_CCR CCR1
+#define BACKLIGHT_PWM_PIN GPIO_PIN_6
+#define BACKLIGHT_PWM_PORT GPIOC
+#define BACKLIGHT_PWM_PORT_CLK_EN __HAL_RCC_GPIOC_CLK_ENABLE
+
+#define I2C_COUNT 1
+#define I2C_INSTANCE_1 I2C1
+#define I2C_INSTANCE_1_CLK_EN __HAL_RCC_I2C1_CLK_ENABLE
+#define I2C_INSTANCE_1_CLK_DIS __HAL_RCC_I2C1_CLK_DISABLE
+#define I2C_INSTANCE_1_PIN_AF GPIO_AF4_I2C1
+#define I2C_INSTANCE_1_SDA_PORT GPIOB
+#define I2C_INSTANCE_1_SDA_PIN GPIO_PIN_7
+#define I2C_INSTANCE_1_SDA_CLK_EN __HAL_RCC_GPIOB_CLK_ENABLE
+#define I2C_INSTANCE_1_SCL_PORT GPIOB
+#define I2C_INSTANCE_1_SCL_PIN GPIO_PIN_6
+#define I2C_INSTANCE_1_SCL_CLK_EN __HAL_RCC_GPIOB_CLK_ENABLE
+#define I2C_INSTANCE_1_RESET_FLG RCC_APB1RSTR_I2C1RST
+
+#define TOUCH_I2C_NUM 0
+#define TOUCH_RST_PORT GPIOC
+#define TOUCH_RST_PIN GPIO_PIN_5
+#define TOUCH_INT_PORT GPIOC
+#define TOUCH_INT_PIN GPIO_PIN_4
+#define TOUCH_ON_PORT GPIOB
+#define TOUCH_ON_PIN GPIO_PIN_0
+
+#define SD_DETECT_PORT GPIOC
+#define SD_DETECT_PIN GPIO_PIN_13
+#define SD_ENABLE_PORT GPIOC
+#define SD_ENABLE_PIN GPIO_PIN_0
+
+#endif  //_TREZOR_T_H
diff --git a/core/embed/vendorheader/T3T1/vendor_unsafe.json b/core/embed/vendorheader/T3T1/vendor_unsafe.json
new file mode 100644
index 0000000000..1b2917fcba
--- /dev/null
+++ b/core/embed/vendorheader/T3T1/vendor_unsafe.json
@@ -0,0 +1,19 @@
+{
+    "header_len": 4608,
+    "text": "UNSAFE, DO NOT USE!",
+    "hw_model": "T3T1",
+    "expiry": 0,
+    "version": [0, 1],
+    "sig_m": 2,
+    "trust": {
+        "show_vendor_string": true,
+        "require_user_click": true,
+        "red_background": true,
+        "delay": 1
+    },
+    "pubkeys": [
+        "e28a8970753332bd72fef413e6b0b2ef1b4aadda7aa2c141f233712a6876b351",
+        "d4eec1869fb1b8a4e817516ad5a931557cb56805c3eb16e8f3a803d647df7869",
+        "772c8a442b7db06e166cfbc1ccbcbcde6f3eba76a4e98ef3ffc519502237d6ef"
+    ]
+}
diff --git a/core/embed/vendorheader/T3T1/vendor_unsafe.toif b/core/embed/vendorheader/T3T1/vendor_unsafe.toif
new file mode 100644
index 0000000000..3b187a7006
Binary files /dev/null and b/core/embed/vendorheader/T3T1/vendor_unsafe.toif differ
diff --git a/core/embed/vendorheader/T3T1/vendorheader_unsafe_signed_dev.bin b/core/embed/vendorheader/T3T1/vendorheader_unsafe_signed_dev.bin
new file mode 100644
index 0000000000..58ed8ea450
Binary files /dev/null and b/core/embed/vendorheader/T3T1/vendorheader_unsafe_signed_dev.bin differ
diff --git a/core/embed/vendorheader/T3T1/vendorheader_unsafe_signed_prod.bin b/core/embed/vendorheader/T3T1/vendorheader_unsafe_signed_prod.bin
new file mode 100644
index 0000000000..d18bca9311
Binary files /dev/null and b/core/embed/vendorheader/T3T1/vendorheader_unsafe_signed_prod.bin differ
diff --git a/core/embed/vendorheader/T3T1/vendorheader_unsafe_unsigned.bin b/core/embed/vendorheader/T3T1/vendorheader_unsafe_unsigned.bin
new file mode 100644
index 0000000000..2713763ca0
Binary files /dev/null and b/core/embed/vendorheader/T3T1/vendorheader_unsafe_unsigned.bin differ
diff --git a/core/embed/vendorheader/generate.sh b/core/embed/vendorheader/generate.sh
index 31888dbbca..496bbabcd2 100755
--- a/core/embed/vendorheader/generate.sh
+++ b/core/embed/vendorheader/generate.sh
@@ -16,7 +16,7 @@ for arg in "$@"; do
     fi
 done
 
-MODELS=(T2T1 T2B1 T3W1 D001)
+MODELS=(T2T1 T2B1 T3T1 T3W1 D001)
 
 for MODEL in ${MODELS[@]}; do
     cd $MODEL
diff --git a/core/site_scons/boards/trezor_t3t1_v1.py b/core/site_scons/boards/trezor_t3t1_v1.py
new file mode 100644
index 0000000000..98c1ef077a
--- /dev/null
+++ b/core/site_scons/boards/trezor_t3t1_v1.py
@@ -0,0 +1,102 @@
+from __future__ import annotations
+
+from . import get_hw_model_as_number
+from .stm32f4_common import stm32f4_common_files
+
+
+def configure(
+    env: dict,
+    features_wanted: list[str],
+    defines: list[str | tuple[str, str]],
+    sources: list[str],
+    paths: list[str],
+) -> list[str]:
+    features_available: list[str] = []
+    board = "trezor_t3t1.h"
+    display = "st7789v.c"
+    hw_model = get_hw_model_as_number("T3T1")
+    hw_revision = 0
+    features_available.append("disp_i8080_8bit_dw")
+
+    mcu = "STM32F427xx"
+
+    stm32f4_common_files(env, defines, sources, paths)
+
+    env.get("ENV")[
+        "CPU_ASFLAGS"
+    ] = "-mthumb -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16"
+    env.get("ENV")[
+        "CPU_CCFLAGS"
+    ] = "-mthumb -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16 -mtune=cortex-m4 "
+    env.get("ENV")["RUST_TARGET"] = "thumbv7em-none-eabihf"
+
+    defines += [mcu]
+    defines += [f'TREZOR_BOARD=\\"boards/{board}\\"']
+    defines += [f"HW_MODEL={hw_model}"]
+    defines += [f"HW_REVISION={hw_revision}"]
+    sources += [
+        "embed/models/model_T3T1_layout.c",
+    ]
+    sources += [f"embed/trezorhal/stm32f4/displays/{display}"]
+    sources += ["embed/trezorhal/stm32f4/backlight_pwm.c"]
+    sources += [
+        "embed/trezorhal/stm32f4/displays/panels/tf15411a.c",
+    ]
+    sources += [
+        "embed/trezorhal/stm32f4/displays/panels/154a.c",
+    ]
+    sources += [
+        "embed/trezorhal/stm32f4/displays/panels/lx154a2411.c",
+    ]
+    sources += [
+        "embed/trezorhal/stm32f4/displays/panels/lx154a2422.c",
+    ]
+
+    features_available.append("backlight")
+
+    if "input" in features_wanted:
+        sources += ["embed/trezorhal/stm32f4/i2c.c"]
+        sources += ["embed/trezorhal/stm32f4/touch/ft6x36.c"]
+        sources += ["embed/lib/touch.c"]
+        features_available.append("touch")
+
+    if "haptic" in features_wanted:
+        sources += ['embed/trezorhal/stm32f4/haptic/drv2625/drv2625.c', ]
+
+    if "sd_card" in features_wanted:
+        sources += ["embed/trezorhal/stm32f4/sdcard.c"]
+        sources += ["embed/extmod/modtrezorio/ff.c"]
+        sources += ["embed/extmod/modtrezorio/ffunicode.c"]
+        sources += [
+            "vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma.c"
+        ]
+        sources += ["embed/trezorhal/stm32f4/dma.c"]
+        features_available.append("sd_card")
+
+    if "sbu" in features_wanted:
+        sources += ["embed/trezorhal/stm32f4/sbu.c"]
+        features_available.append("sbu")
+
+    if "usb" in features_wanted:
+        sources += [
+            "embed/trezorhal/stm32f4/usb.c",
+            "embed/trezorhal/stm32f4/usbd_conf.c",
+            "embed/trezorhal/stm32f4/usbd_core.c",
+            "embed/trezorhal/stm32f4/usbd_ctlreq.c",
+            "embed/trezorhal/stm32f4/usbd_ioreq.c",
+            "vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c",
+        ]
+        features_available.append("usb")
+
+    if "dma2d" in features_wanted:
+        defines += ["USE_DMA2D"]
+        sources += ["embed/trezorhal/stm32f4/dma2d.c"]
+        sources += [
+            "vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma2d.c"
+        ]
+        features_available.append("dma2d")
+
+    env.get("ENV")["TREZOR_BOARD"] = board
+    env.get("ENV")["MCU_TYPE"] = mcu
+
+    return features_available
diff --git a/core/site_scons/tools.py b/core/site_scons/tools.py
index 7ad16f4d55..e7c270e052 100644
--- a/core/site_scons/tools.py
+++ b/core/site_scons/tools.py
@@ -13,6 +13,7 @@ from boards import (
     trezor_r_v6,
     trezor_r_v10,
     trezor_t,
+    trezor_t3t1_v1,
     trezor_t3w1_d1,
 )
 
@@ -59,6 +60,8 @@ def configure_board(
         elif model_r_version == 10:
             return trezor_r_v10.configure(env, features_wanted, defines, sources, paths)
         raise Exception("Unknown model_r_version")
+    elif model in ('T3T1',):
+        return trezor_t3t1_v1.configure(env, features_wanted, defines, sources, paths)
     elif model in ('T3W1',):
         return trezor_t3w1_d1.configure(env, features_wanted, defines, sources, paths)
     elif model in ("DISC1",):
@@ -73,6 +76,8 @@ def get_model_identifier(model: str) -> str:
         return "T2T1"
     elif model == "R":
         return "T2B1"
+    elif model == "T3T1":
+        return "T3T1"
     elif model == "T3W1":
         return "T3W1"
     elif model == "DISC1":
diff --git a/python/src/trezorlib/models.py b/python/src/trezorlib/models.py
index 87dd8db937..929c528ef0 100644
--- a/python/src/trezorlib/models.py
+++ b/python/src/trezorlib/models.py
@@ -70,6 +70,15 @@ TREZOR_DISC1 = TrezorModel(
     default_mapping=mapping.DEFAULT_MAPPING,
 )
 
+TREZOR_T3T1 = TrezorModel(
+    name="T3T1",
+    internal_name="T3T1",
+    minimum_version=(2, 1, 0),
+    vendors=VENDORS,
+    usb_ids=((0x1209, 0x53C1), (0x1209, 0x53C0)),
+    default_mapping=mapping.DEFAULT_MAPPING,
+)
+
 TREZOR_T3W1 = TrezorModel(
     name="T3W1",
     internal_name="T3W1",
@@ -79,7 +88,7 @@ TREZOR_T3W1 = TrezorModel(
     default_mapping=mapping.DEFAULT_MAPPING,
 )
 
-TREZORS = {TREZOR_ONE, TREZOR_T, TREZOR_R, TREZOR_T3W1, TREZOR_DISC1}
+TREZORS = {TREZOR_ONE, TREZOR_T, TREZOR_R, TREZOR_T3T1, TREZOR_T3W1, TREZOR_DISC1}
 
 
 def by_name(name: Optional[str]) -> Optional[TrezorModel]: