diff --git a/Hardware_Reference.rst b/Hardware_Reference.rst index f22edbe0fdb8508ecbdeb3b9a7f17e9ae9f4e5ce..0b844ba6babfcc4b23a5ae24ccc5cd257d09c680 100644 --- a/Hardware_Reference.rst +++ b/Hardware_Reference.rst @@ -5,188 +5,11 @@ Hardware Reference .. https://source.puri.sm/Librem5/dvk-mx8m-bsb/tree/master/BoM -This chapter contains a description of the hardware included with the **Librem 5 -developer kit**. The sections contain information about the developer kits from -`this blog post `_ and -are being updated to provide more details and links to resources. +This chapter contains a description of the hardware included with the Librem 5 developer kit and each revision of the phone. -Librem 5 Devkit ---------------- - - * `Customer grade i.MX 8M Quad `_ [`datasheet `_] - and [`reference manual `_] - - * Four ARM Cortex A54 cores. - * One Cortex M4. - * Vivante GC7000Lite graphics - * 1 x Gigabit Ethernet - - * 32 GB eMMC - * 3GB RAM - * SPI NOR Flash - * Real Time Clock (RTC) - -.. _`hardware_ref_micro_sd`: - -Micro SD Card -~~~~~~~~~~~~~ - - * ALPS SCHA4B0419 MicroSD card slot [`datasheet `_] - -.. _`hardware_ref_micro_sim`: - -Micro SIM Card -~~~~~~~~~~~~~~ - - * `JAE SF56 `_ micro SIM card slot [`datasheet `_] - -.. _`hardware_ref_smart_card`: - -Smart Card -~~~~~~~~~~ - - * `Microchip SEC1110 `_ smart card reader [`datasheet `_] - * Amphenol 1010027182 smart card slot [`datasheet <1010027182_>`_] - -Battery -~~~~~~~ - - * `Texas Instruments BQ25896 `_ battery charge controller [`datasheet `_] - * `COMF BHC-18650-1P `_ 18650 battery holder [`datasheet `_] - -.. _`hardware_ref_display`: - -Display -~~~~~~~ - - * HDMI output via Mini-HDMI - * Rocktech JH057N00900 MIPI DSI LCD panel: 720x1440 pixels and touch - controller - -Camera -~~~~~~ - - * Omnivision OV5640 MIPI CSI Camera [`datasheet `_] - -.. _`hardware_ref_push_buttons`: - -Push Buttons -~~~~~~~~~~~~ - - * Power - * Reset - * Volume up - * Volume down - -.. _`hardware_ref_kill_switches`: - -Hardware Kill Switches -~~~~~~~~~~~~~~~~~~~~~~ - - * WWAN (Modem) - * Wifi/Bluetooth - * Microphone and Camera - -.. _`hardware_ref_audio`: - -Audio -~~~~~ - - * `NXP SGTL5000 `_ audio codec [`datasheet `_] - * `CUI CMC-2242PBL-A `_ electret condenser microphone [`datasheet `_] - * `PUI Audio AS01508MS-SP11-WP-R `_ speaker [`datasheet `_] - * Headphones and external microphone via CTIA-configured 3.5mm jack - -Bluetooth, Wi-Fi, WWAN -~~~~~~~~~~~~~~~~~~~~~~ - - * Bluetooth I2S interface - * Bluetooth (SDIO) - * RedPine WiFi/BT M.2 module on SDIO - * SIMCom SIM7100E or SIM7100A WWAN module - -GNSS -~~~~ - - * ublox MAX-M8Q GNSS (UART3 interface and antenna) - -Sensors and Motors -~~~~~~~~~~~~~~~~~~ - - * Haptic motor - * ST LSM9D1 accelerometer, gyro, magnetometer - * Proximity / ambient light sensor [`datasheet `_] - -.. _`hardware_ref_usb`: - -USB -~~~ - - * Serial Downloader support (loading u-boot via USB) - * USB-C port including USB-C role switching - * USB Hub and SD controller - -.. _hardware_ref_headers: - -Headers -~~~~~~~ - - * JTAG header (unpopulated) - * UART Debug (unpopulated, 2.54 mm / 0.1 inch pitch): - - +-----+-------+----------+ - | PIN | Color | Function | - +=====+=======+==========+ - | 1 | black | GND | - +-----+-------+----------+ - | 2 | | NC | - +-----+-------+----------+ - | 3 | | NC | - +-----+-------+----------+ - | 4 | green | TX | - +-----+-------+----------+ - | 5 | white | RX | - +-----+-------+----------+ - | 6 | | NC | - +-----+-------+----------+ - - Note: PIN 1 is the one closest to the volume button while PIN6 is the one closest to the power button. The pin functions are documented from the perspective of a USB to serial adapter -- the devkit receives serial input on pin 4 and transmits serial output on pin 5. - -LEDs -~~~~ - - * Power indicator - - The three power LED indicators are located next to the battery holder on the board. - - - +------------+--------------------------+------------------------------------------------------+ - | Silkscreen | Location | Function | - +============+==========================+======================================================+ - | D304 |br| | Closest to the edge |br| | Charge controller output voltage (VBAT_REG) |br| | - | |br| | of the board with |br| | is properly outputting its supply voltage. |br| | - | |br| | the power button | |br| | - +------------+--------------------------+------------------------------------------------------+ - | D301 |br| | Between LED D304 |br| | Indicates that there is a good supply voltage |br| | - | |br| | and D302 | from USB VBUS. | - +------------+--------------------------+------------------------------------------------------+ - | D302 |br| | Closest to the edge |br| | If solid-on, the battery is being charged. |br| | - | |br| | of the board with |br| | If solid-off, then no battery is being charged. |br| | - | |br| | the reset button |br| | If blinking at ~9Hz or more, then no battery is |br| | - | |br| | |br| | inserted. |br| | - | |br| | |br| | If blinking at 1Hz then there is some fault |br| | - | |br| | |br| | condition. | - +------------+--------------------------+------------------------------------------------------+ - - * User controllable LED - -For more details have a look at the `schematics `_. - -Librem 5 Phone --------------- - -.. note:: This section is subject to updates and revisions prior to the phone's - release. +.. toctree:: + Hardware_Reference/devkit + Hardware_Reference/Birch .. include:: /links.txt diff --git a/Hardware_Reference/Birch.rst b/Hardware_Reference/Birch.rst new file mode 100644 index 0000000000000000000000000000000000000000..31dd2c4aeeb366b23fa03800ccc07c9f2a6f170f --- /dev/null +++ b/Hardware_Reference/Birch.rst @@ -0,0 +1,132 @@ +.. _hardware_reference_birch: + +Librem 5 Phone -- Birch +======================= + +The sections on this page contain information about the Birch revision of the Librem 5 phone. + +.. contents:: + +Schematics +---------- + +The following schematics are available: + + * Librem 5 Birch main board: :download:`librem5_birch_mainboard_schematic.pdf <_files/librem5_birch_mainboard_schematic.pdf>` + * Librem 5 Birch USB C board: :download:`librem5_birch_usb-c_board_schematic.pdf <_files/librem5_birch_usb-c_board_schematic.pdf>` + +X-Rays +------ + +The images below show X-ray images of the circuit boards. Click on the images to see larger versions. + +First view: + +.. |image-1| image:: images/Birch/1.jpg + :scale: 15% + :alt: Top-left of upper side of the circuit board +.. |image-2| image:: images/Birch/2.jpg + :scale: 15% + :alt: Top-right of upper side of the circuit board +.. |image-3| image:: images/Birch/3.jpg + :scale: 15% + :alt: Middle-left of upper side of the circuit board +.. |image-4| image:: images/Birch/4.jpg + :scale: 15% + :alt: Middle-right of upper side of the circuit board +.. |image-5| image:: images/Birch/5.jpg + :scale: 15% + :alt: Lower-left of upper side of the circuit board +.. |image-6| image:: images/Birch/6.jpg + :scale: 15% + :alt: Lower-right of upper side of the circuit board +.. |image-7| image:: images/Birch/7.jpg + :scale: 15% + :alt: Left end of upper side of the USB connector board +.. |image-8| image:: images/Birch/8.jpg + :scale: 15% + :alt: Right end of upper side of the USB connector board + +.. centered:: |image-1| |image-2| +.. centered:: |image-3| |image-4| +.. centered:: |image-5| |image-6| +.. centered:: |image-7| |image-8| + +Second view: + +.. |image-d5| image:: images/Birch/d5.jpg + :scale: 15% + :alt: Top-left of lower side of the circuit board +.. |image-d6| image:: images/Birch/d6.jpg + :scale: 15% + :alt: Top-right of lower side of the circuit board +.. |image-d4| image:: images/Birch/d4.jpg + :scale: 15% + :alt: Middle-left of lower side of the circuit board +.. |image-d3| image:: images/Birch/d3.jpg + :scale: 15% + :alt: Middle-right of lower side of the circuit board +.. |image-d1| image:: images/Birch/d1.jpg + :scale: 15% + :alt: Lower-left of lower side of the circuit board +.. |image-d2| image:: images/Birch/d2.jpg + :scale: 15% + :alt: Lower-right of lower side of the circuit board +.. |image-c2| image:: images/Birch/c2.jpg + :scale: 15% + :alt: Left end of lower side of the USB connector board +.. |image-c1| image:: images/Birch/c1.jpg + :scale: 15% + :alt: Right end of lower side of the USB connector board + +.. centered:: |image-d5| |image-d6| +.. centered:: |image-d4| |image-d3| +.. centered:: |image-d1| |image-d2| +.. centered:: |image-c2| |image-c1| + +Third view: + +.. |image-b2| image:: images/Birch/b2.jpg + :scale: 15% + :alt: Top-left of the circuit board +.. |image-b1| image:: images/Birch/b1.jpg + :scale: 15% + :alt: Top-right of the circuit board +.. |image-b3| image:: images/Birch/b3.jpg + :scale: 15% + :alt: Upper-middle-left of the circuit board +.. |image-b4| image:: images/Birch/b4.jpg + :scale: 15% + :alt: Upper-middle-right of the circuit board +.. |image-b6| image:: images/Birch/b6.jpg + :scale: 15% + :alt: Middle-left of the circuit board +.. |image-b5| image:: images/Birch/b5.jpg + :scale: 15% + :alt: Middle-right of the circuit board +.. |image-b7| image:: images/Birch/b7.jpg + :scale: 15% + :alt: Lower-middle-left of the circuit board +.. |image-b8| image:: images/Birch/b8.jpg + :scale: 15% + :alt: Lower-middle-right of the circuit board +.. |image-b10| image:: images/Birch/b10.jpg + :scale: 15% + :alt: Lower-left of the circuit board +.. |image-b9| image:: images/Birch/b9.jpg + :scale: 15% + :alt: Lower-right of the circuit board + +.. centered:: |image-b2| |image-b1| +.. centered:: |image-b3| |image-b4| +.. centered:: |image-b6| |image-b5| +.. centered:: |image-b7| |image-b8| +.. centered:: |image-b10| |image-b9| + +Complete stitched images: + +.. |complete-stitched-images| image:: images/Birch/stitched.jpg + :scale: 15% + :alt: Complete X-rays images of the Librem 5 circuit board + +.. centered:: |complete-stitched-images| diff --git a/Hardware_Reference/_files/librem5_birch_mainboard_schematic.pdf b/Hardware_Reference/_files/librem5_birch_mainboard_schematic.pdf new file mode 100644 index 0000000000000000000000000000000000000000..06199c577bcb471365b971c9015a886c9b5b516c Binary files /dev/null and b/Hardware_Reference/_files/librem5_birch_mainboard_schematic.pdf differ diff --git a/Hardware_Reference/_files/librem5_birch_usb-c_board_schematic.pdf b/Hardware_Reference/_files/librem5_birch_usb-c_board_schematic.pdf new file mode 100644 index 0000000000000000000000000000000000000000..fbe734d9873f125868320233bc7fb023edffc0cd Binary files /dev/null and b/Hardware_Reference/_files/librem5_birch_usb-c_board_schematic.pdf differ diff --git a/Hardware_Reference/devkit.rst b/Hardware_Reference/devkit.rst new file mode 100644 index 0000000000000000000000000000000000000000..fc231f874f106453b9418499ed2b6301de8e1fd8 --- /dev/null +++ b/Hardware_Reference/devkit.rst @@ -0,0 +1,180 @@ +.. _hardware_reference_devkit: + +Librem 5 Devkit +=============== + +The sections on this page contain information about the developer kits from `this blog post `_ and have been updated to provide more details and links to resources. + +System on Chip and Peripherals +------------------------------ + + * `Customer grade i.MX 8M Quad `_ [`datasheet `_] + and [`reference manual `_] + + * Four ARM Cortex A54 cores. + * One Cortex M4. + * Vivante GC7000Lite graphics + * 1 x Gigabit Ethernet + + * 32 GB eMMC + * 3GB RAM + * SPI NOR Flash + * Real Time Clock (RTC) + +.. _`hardware_ref_micro_sd`: + +Micro SD Card +------------- + + * ALPS SCHA4B0419 MicroSD card slot [`datasheet `_] + +.. _`hardware_ref_micro_sim`: + +Micro SIM Card +-------------- + + * `JAE SF56 `_ micro SIM card slot [`datasheet `_] + +.. _`hardware_ref_smart_card`: + +Smart Card +---------- + + * `Microchip SEC1110 `_ smart card reader [`datasheet `_] + * Amphenol 1010027182 smart card slot [`datasheet <1010027182_>`_] + +Battery +------- + + * `Texas Instruments BQ25896 `_ battery charge controller [`datasheet `_] + * `COMF BHC-18650-1P `_ 18650 battery holder [`datasheet `_] + +.. _`hardware_ref_display`: + +Display +------- + + * HDMI output via Mini-HDMI + * Rocktech JH057N00900 MIPI DSI LCD panel: 720x1440 pixels and touch + controller + +Camera +------ + + * Omnivision OV5640 MIPI CSI Camera [`datasheet `_] + +.. _`hardware_ref_push_buttons`: + +Push Buttons +------------ + + * Power + * Reset + * Volume up + * Volume down + +.. _`hardware_ref_kill_switches`: + +Hardware Kill Switches +---------------------- + + * WWAN (Modem) + * Wifi/Bluetooth + * Microphone and Camera + +.. _`hardware_ref_audio`: + +Audio +----- + + * `NXP SGTL5000 `_ audio codec [`datasheet `_] + * `CUI CMC-2242PBL-A `_ electret condenser microphone [`datasheet `_] + * `PUI Audio AS01508MS-SP11-WP-R `_ speaker [`datasheet `_] + * Headphones and external microphone via CTIA-configured 3.5mm jack + +Bluetooth, Wi-Fi, WWAN +---------------------- + + * Bluetooth I2S interface + * Bluetooth (SDIO) + * RedPine WiFi/BT M.2 module on SDIO + * SIMCom SIM7100E or SIM7100A WWAN module + +GNSS +---- + + * ublox MAX-M8Q GNSS (UART3 interface and antenna) + +Sensors and Motors +------------------ + + * Haptic motor + * ST LSM9D1 accelerometer, gyro, magnetometer + * Proximity / ambient light sensor [`datasheet `_] + +.. _`hardware_ref_usb`: + +USB +--- + + * Serial Downloader support (loading u-boot via USB) + * USB-C port including USB-C role switching + * USB Hub and SD controller + +.. _hardware_ref_headers: + +Headers +------- + + * JTAG header (unpopulated) + * UART Debug (unpopulated, 2.54 mm / 0.1 inch pitch): + + +-----+-------+----------+ + | PIN | Color | Function | + +=====+=======+==========+ + | 1 | black | GND | + +-----+-------+----------+ + | 2 | | NC | + +-----+-------+----------+ + | 3 | | NC | + +-----+-------+----------+ + | 4 | green | TX | + +-----+-------+----------+ + | 5 | white | RX | + +-----+-------+----------+ + | 6 | | NC | + +-----+-------+----------+ + + Note: PIN 1 is the one closest to the volume button while PIN6 is the one closest to the power button. The pin functions are documented from the perspective of a USB to serial adapter -- the devkit receives serial input on pin 4 and transmits serial output on pin 5. + +LEDs +---- + + * Power indicator + + The three power LED indicators are located next to the battery holder on the board. + + + +------------+--------------------------+------------------------------------------------------+ + | Silkscreen | Location | Function | + +============+==========================+======================================================+ + | D304 |br| | Closest to the edge |br| | Charge controller output voltage (VBAT_REG) |br| | + | |br| | of the board with |br| | is properly outputting its supply voltage. |br| | + | |br| | the power button | |br| | + +------------+--------------------------+------------------------------------------------------+ + | D301 |br| | Between LED D304 |br| | Indicates that there is a good supply voltage |br| | + | |br| | and D302 | from USB VBUS. | + +------------+--------------------------+------------------------------------------------------+ + | D302 |br| | Closest to the edge |br| | If solid-on, the battery is being charged. |br| | + | |br| | of the board with |br| | If solid-off, then no battery is being charged. |br| | + | |br| | the reset button |br| | If blinking at ~9Hz or more, then no battery is |br| | + | |br| | |br| | inserted. |br| | + | |br| | |br| | If blinking at 1Hz then there is some fault |br| | + | |br| | |br| | condition. | + +------------+--------------------------+------------------------------------------------------+ + + * User controllable LED + +For more details have a look at the `schematics `_. + +.. include:: /links.txt diff --git a/Hardware_Reference/images/Birch/1.jpg b/Hardware_Reference/images/Birch/1.jpg new file mode 100644 index 0000000000000000000000000000000000000000..b94e6f9844a70c38fc751f34d3d50fdcb6839586 Binary files /dev/null and b/Hardware_Reference/images/Birch/1.jpg differ diff --git a/Hardware_Reference/images/Birch/2.jpg b/Hardware_Reference/images/Birch/2.jpg new file mode 100644 index 0000000000000000000000000000000000000000..5a35c34c08ea7b345d67787ee7859c31e4ec284e Binary files /dev/null and b/Hardware_Reference/images/Birch/2.jpg differ diff --git a/Hardware_Reference/images/Birch/3.jpg b/Hardware_Reference/images/Birch/3.jpg new file mode 100644 index 0000000000000000000000000000000000000000..3a8cd66cbaf73f1c0117e3a6bae2c0df4f4e4de1 Binary files /dev/null and b/Hardware_Reference/images/Birch/3.jpg differ diff --git a/Hardware_Reference/images/Birch/4.jpg b/Hardware_Reference/images/Birch/4.jpg new file mode 100644 index 0000000000000000000000000000000000000000..63236c50cc20982d0ca47beb2866856a8523d877 Binary files /dev/null and b/Hardware_Reference/images/Birch/4.jpg differ diff --git a/Hardware_Reference/images/Birch/5.jpg b/Hardware_Reference/images/Birch/5.jpg new file mode 100644 index 0000000000000000000000000000000000000000..1e9e19c0b8ef118172cd012ac6ff3a2381327120 Binary files /dev/null and b/Hardware_Reference/images/Birch/5.jpg differ diff --git a/Hardware_Reference/images/Birch/6.jpg b/Hardware_Reference/images/Birch/6.jpg new file mode 100644 index 0000000000000000000000000000000000000000..7f75431b2e2afa4b31f021e476ca32519e6834a8 Binary files /dev/null and b/Hardware_Reference/images/Birch/6.jpg differ diff --git a/Hardware_Reference/images/Birch/7.jpg b/Hardware_Reference/images/Birch/7.jpg new file mode 100644 index 0000000000000000000000000000000000000000..c1bf99bdd9f91edb59176d3538c248c32dad8470 Binary files /dev/null and b/Hardware_Reference/images/Birch/7.jpg differ diff --git a/Hardware_Reference/images/Birch/8.jpg b/Hardware_Reference/images/Birch/8.jpg new file mode 100644 index 0000000000000000000000000000000000000000..c8cd492539bb994657431bdb1ef68d8b2233a47e Binary files /dev/null and b/Hardware_Reference/images/Birch/8.jpg differ diff --git a/Hardware_Reference/images/Birch/b1.jpg b/Hardware_Reference/images/Birch/b1.jpg new file mode 100644 index 0000000000000000000000000000000000000000..d3e11cd9b378c93c1d7a9d9f942c95bb80c99ba6 Binary files /dev/null and b/Hardware_Reference/images/Birch/b1.jpg differ diff --git a/Hardware_Reference/images/Birch/b10.jpg b/Hardware_Reference/images/Birch/b10.jpg new file mode 100644 index 0000000000000000000000000000000000000000..ab5bcab9cb0b9b14d46ca9aa3635bdabd8ab8717 Binary files /dev/null and b/Hardware_Reference/images/Birch/b10.jpg differ diff --git a/Hardware_Reference/images/Birch/b2.jpg b/Hardware_Reference/images/Birch/b2.jpg new file mode 100644 index 0000000000000000000000000000000000000000..90a254ea83c72ba874bab822c46097df4b8f564f Binary files /dev/null and b/Hardware_Reference/images/Birch/b2.jpg differ diff --git a/Hardware_Reference/images/Birch/b3.jpg b/Hardware_Reference/images/Birch/b3.jpg new file mode 100644 index 0000000000000000000000000000000000000000..d803e882a4a33aee63e6c0e8076503083192cc4a Binary files /dev/null and b/Hardware_Reference/images/Birch/b3.jpg differ diff --git a/Hardware_Reference/images/Birch/b4.jpg b/Hardware_Reference/images/Birch/b4.jpg new file mode 100644 index 0000000000000000000000000000000000000000..391285611cbb2da6b3e2584c133b5fa686a2b3ac Binary files /dev/null and b/Hardware_Reference/images/Birch/b4.jpg differ diff --git a/Hardware_Reference/images/Birch/b5.jpg b/Hardware_Reference/images/Birch/b5.jpg new file mode 100644 index 0000000000000000000000000000000000000000..b52b528fd2327aef01fab350e982e46c05e1416c Binary files /dev/null and b/Hardware_Reference/images/Birch/b5.jpg differ diff --git a/Hardware_Reference/images/Birch/b6.jpg b/Hardware_Reference/images/Birch/b6.jpg new file mode 100644 index 0000000000000000000000000000000000000000..f2ef49f98e6f28ee8492c430fe2bc5c8601342e3 Binary files /dev/null and b/Hardware_Reference/images/Birch/b6.jpg differ diff --git a/Hardware_Reference/images/Birch/b7.jpg b/Hardware_Reference/images/Birch/b7.jpg new file mode 100644 index 0000000000000000000000000000000000000000..03354f58825ae44feb962c7d1abd94d1b6ad9e1a Binary files /dev/null and b/Hardware_Reference/images/Birch/b7.jpg differ diff --git a/Hardware_Reference/images/Birch/b8.jpg b/Hardware_Reference/images/Birch/b8.jpg new file mode 100644 index 0000000000000000000000000000000000000000..2550b87ffa8518f891ed83dabf1f608a7ab5a912 Binary files /dev/null and b/Hardware_Reference/images/Birch/b8.jpg differ diff --git a/Hardware_Reference/images/Birch/b9.jpg b/Hardware_Reference/images/Birch/b9.jpg new file mode 100644 index 0000000000000000000000000000000000000000..aad43f480ce30b86f26f3574595014db9b6cd801 Binary files /dev/null and b/Hardware_Reference/images/Birch/b9.jpg differ diff --git a/Hardware_Reference/images/Birch/c1.jpg b/Hardware_Reference/images/Birch/c1.jpg new file mode 100644 index 0000000000000000000000000000000000000000..38196bbe4080877948dc5b97aea458b4fe1b0c69 Binary files /dev/null and b/Hardware_Reference/images/Birch/c1.jpg differ diff --git a/Hardware_Reference/images/Birch/c2.jpg b/Hardware_Reference/images/Birch/c2.jpg new file mode 100644 index 0000000000000000000000000000000000000000..cec372bb46feea8630413d1961208117a02a9e0f Binary files /dev/null and b/Hardware_Reference/images/Birch/c2.jpg differ diff --git a/Hardware_Reference/images/Birch/d1.jpg b/Hardware_Reference/images/Birch/d1.jpg new file mode 100644 index 0000000000000000000000000000000000000000..fa466887a350e973b1cb6dc3596d88169e5a7c9c Binary files /dev/null and b/Hardware_Reference/images/Birch/d1.jpg differ diff --git a/Hardware_Reference/images/Birch/d2.jpg b/Hardware_Reference/images/Birch/d2.jpg new file mode 100644 index 0000000000000000000000000000000000000000..e97ebdb2760033ee6644d88d86a7f3938ac900e0 Binary files /dev/null and b/Hardware_Reference/images/Birch/d2.jpg differ diff --git a/Hardware_Reference/images/Birch/d3.jpg b/Hardware_Reference/images/Birch/d3.jpg new file mode 100644 index 0000000000000000000000000000000000000000..8a717589bcf49ea0d34d93a8a138593c8af4999c Binary files /dev/null and b/Hardware_Reference/images/Birch/d3.jpg differ diff --git a/Hardware_Reference/images/Birch/d4.jpg b/Hardware_Reference/images/Birch/d4.jpg new file mode 100644 index 0000000000000000000000000000000000000000..b8a96705854e2e84a9126cbb5644e8d11f6accc1 Binary files /dev/null and b/Hardware_Reference/images/Birch/d4.jpg differ diff --git a/Hardware_Reference/images/Birch/d5.jpg b/Hardware_Reference/images/Birch/d5.jpg new file mode 100644 index 0000000000000000000000000000000000000000..150db36b2e5185e3606e10b678a5db617ef13f17 Binary files /dev/null and b/Hardware_Reference/images/Birch/d5.jpg differ diff --git a/Hardware_Reference/images/Birch/d6.jpg b/Hardware_Reference/images/Birch/d6.jpg new file mode 100644 index 0000000000000000000000000000000000000000..374643855813acb8009021452130a42ab1d07fec Binary files /dev/null and b/Hardware_Reference/images/Birch/d6.jpg differ diff --git a/Hardware_Reference/images/Birch/stitched.jpg b/Hardware_Reference/images/Birch/stitched.jpg new file mode 100644 index 0000000000000000000000000000000000000000..2c277e7ce7c86ec9af9da29305e3bae138dad455 Binary files /dev/null and b/Hardware_Reference/images/Birch/stitched.jpg differ