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| The Joy-Con are internally called Ukyo (Left) and Sakyo (Right). The firmware is written in C++.
| | #REDIRECT [[Joy-Con]] |
| | |
| = Joy-Con Firmware File =
| |
| The length of the firmware must be 524288 bytes.
| |
| | |
| {| class="wikitable" border="1"
| |
| |-
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| ! Offset
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| ! Endianness
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| ! Size
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| ! Description
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| |-
| |
| | 0x00 || B || 0x14 || Magic number??
| |
| |-
| |
| | 0x15 || L || 0x06 || Unique MAC Address of controller
| |
| |-
| |
| | 0x3B3 || L || 0x04 || Offset to Factory Firmware
| |
| |-
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| | 0x1FF4 || B || 0x08 || OTA Magic, if the controller is Over-The-Air updated.
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| |-
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| | 0x1FFC || L || 0x04 || Offset to OTA Firmware, if OTA Magic is valid.
| |
| |-
| |
| | 0x6000 || Mixed || 0x1000 || Factory configuration (see [[#Factory Configuration Sector|Factory Configuration Sector]])
| |
| |-
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| | 0x8000 || Mixed || 0x1000 || User calibration (see [[#User Calibration Sector|User Calibration Sector]])
| |
| |}
| |
| | |
| == Factory Configuration Sector ==
| |
| {| class="wikitable" border="1"
| |
| |-
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| ! Offset
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| ! Endianness
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| ! Size
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| ! Description
| |
| |-
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| | 0x00 || B || 0x10 || IdentificationCode
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| |-
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| | 0x12 || B || 0x01 || [[#Type|Type]]
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| |-
| |
| | 0x1B || B || 0x01 || FormatVersion
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| |-
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| | 0x20 || B || 0x18 || [[#Cal1|Cal1]]
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| |-
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| | 0x3D || B || 0x12 || [[#Cal2|Cal2]]
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| |-
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| | 0x4F || B || 0x01 || Reserved
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| |-
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| | 0x50 || B || 0x0D || [[#Design|Design]]
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| |-
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| | 0x80 || B || 0x18 || [[#Model1|Model1]]
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| |-
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| | 0x98 || B || 0x12 || [[#Model2|Model2]]
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| |}
| |
| | |
| === Type ===
| |
| {| class="wikitable" border="1"
| |
| |-
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| ! Value
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| ! Name
| |
| |-
| |
| | 0x01 || JoyLeft
| |
| |-
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| | 0x02 || JoyRight
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| |-
| |
| | 0x03 || SwitchProController
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| |-
| |
| | 0x04 || Reserved ([[HID_services#DeviceTypeInternal|DeviceType]] 4)
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| |-
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| | 0x05 || Reserved ([[HID_services#DeviceTypeInternal|DeviceType]] 5)
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| |-
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| | 0x06 || Reserved ([[HID_services#DeviceTypeInternal|DeviceType]] 6)
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| |-
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| | 0x07 || LarkHvc1
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| |-
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| | 0x08 || LarkHvc2
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| |-
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| | 0x09 || LarkNesLeft
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| |-
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| | 0x0A || LarkNesRight
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| |-
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| | 0x0B || Lucia
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| |-
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| | 0x0C || Lagon
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| |-
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| | 0x0D || Lager
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| |-
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| | 0x21 || Reserved ([[HID_services#DeviceTypeInternal|DeviceType]] 14)
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| |-
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| | 0x22 || Reserved ([[HID_services#DeviceTypeInternal|DeviceType]] 18)
| |
| |}
| |
| | |
| === Cal1 ===
| |
| {| class="wikitable" border="1"
| |
| |-
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| ! Offset
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| ! Size
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| ! Description
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| |-
| |
| | 0x00 || 0x18 || SixAxisSensorCalibrationValue
| |
| |}
| |
| | |
| === Cal2 ===
| |
| {| class="wikitable" border="1"
| |
| |-
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| ! Offset
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| ! Size
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| ! Description
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| |-
| |
| | 0x00 || 0x09 || LeftAnalogStickCalibrationValue
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| |-
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| | 0x09 || 0x09 || RightAnalogStickCalibrationValue
| |
| |}
| |
| | |
| === Design ===
| |
| {| class="wikitable" border="1"
| |
| |-
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| ! Offset
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| ! Size
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| ! Description
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| |-
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| | 0x00 || 0x0C || [[#ControllerColor|ControllerColor]]
| |
| |-
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| | 0x0C || 0x01 || [[#DesignVariation|DesignVariation]]
| |
| |}
| |
| | |
| ==== ControllerColor ====
| |
| {| class="wikitable" border="1"
| |
| |-
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| ! Offset
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| ! Size
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| ! Description
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| |-
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| | 0x00 || 0x03 || Body color of controller in RGB Hex (see [[Joy-Con#Colors|Joy-Con Colors]])
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| |-
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| | 0x03 || 0x03 || Button color of controller in RGB Hex (see [[Joy-Con#Colors|Joy-Con Colors]])
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| |-
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| | 0x06 || 0x03 || Left grip color of controller in RGB Hex
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| |-
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| | 0x09 || 0x03 || Right grip color of controller in RGB Hex
| |
| |}
| |
| | |
| ==== DesignVariation ====
| |
| {| class="wikitable" border="1"
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| |-
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| ! Value
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| ! Name
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| |-
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| | 0x00 || LuciaJ, LagerJ
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| |-
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| | 0x01 || LuciaE, LagerE
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| |-
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| | 0x02 || LuciaU, LagerU
| |
| |}
| |
| | |
| === Model1 ===
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| {| class="wikitable" border="1"
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| |-
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| ! Offset
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| ! Size
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| ! Description
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| |-
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| | 0x00 || 0x06 || SensorData
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| |-
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| | 0x06 || 0x12 || AnalogStickModuleParam
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| |}
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| | |
| === Model2 ===
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| {| class="wikitable" border="1"
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| |-
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| ! Offset
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| ! Size
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| ! Description
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| |-
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| | 0x00 || 0x12 || AnalogStickModuleParam
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| |}
| |
| | |
| == User Calibration Sector ==
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| {| class="wikitable" border="1"
| |
| |-
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| ! Offset
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| ! Endianness
| |
| ! Size
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| ! Description
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| |-
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| | 0x10 || B || 0x18 || UserCal1
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| |-
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| | 0x28 || B || 0x18 || UserCal2
| |
| |}
| |
| | |
| === UserCal1 ===
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| {| class="wikitable" border="1"
| |
| |-
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| ! Offset
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| ! Size
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| ! Description
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| |-
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| | 0x00 || 0x02 || UserCalMagicNumber
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| |-
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| | 0x02 || 0x09 || LeftAnalogStickCalibrationValue
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| |-
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| | 0x0B || 0x02 || UserCalMagicNumber
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| |-
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| | 0x0D || 0x09 || RightAnalogStickCalibrationValue
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| |-
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| | 0x16 || 0x02 || UserCalMagicNumber
| |
| |}
| |
| | |
| === UserCal2 ===
| |
| {| class="wikitable" border="1"
| |
| |-
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| ! Offset
| |
| ! Size
| |
| ! Description
| |
| |-
| |
| | 0x00 || 0x18 || SixAxisSensorCalibrationValue
| |
| |}
| |
| | |
| = Firmware Chunks =
| |
| The firmware itself is stored in PatchRAM chunks, located at the Factory Offset or the OTA Offset. Each chunk has a Record Type, Size and Data.
| |
| | |
| {| class="wikitable" border="1"
| |
| |-
| |
| ! Offset
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| ! Endianness
| |
| ! Size
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| ! Description
| |
| |-
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| | 0x00 || L || 0x01 || Record type (see [[#Record Types|Record Types]])
| |
| |-
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| | 0x01 || L || 0x02 || Size of data (size)
| |
| |-
| |
| | 0x03 || Mixed || (size) || Data
| |
| |}
| |
| | |
| == Record Types ==
| |
| {| class="wikitable" border="1"
| |
| |-
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| ! Value
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| ! Record name
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| ! Description
| |
| |-
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| | 0x08 || REC8 || ROM1 Patches (See [[#Record 0x08|Record 0x08]] and [[#Memory Regions|Memory Regions]])
| |
| |-
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| | 0x0A || RECA || RAM (Ram Low and Ram High) Patches (See [[#Record 0x0A|Record 0x0A]] and [[#Memory Regions|Memory Regions]])
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| |-
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| | 0x0B || RECB || Unknown
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| |-
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| | 0xFE || END || End of chunk stream
| |
| |}
| |
| | |
| === Record 0x08 ===
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| {| class="wikitable" border="1"
| |
| |-
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| ! Offset
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| ! Endianness
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| ! Size
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| ! Description
| |
| |-
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| | 0x00 || L || 0x01 || Index
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| |-
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| | 0x01 || L || 0x04 || Address
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| |-
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| | 0x05 || B || 0x04 || Data
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| |-
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| | 0x09 || L || 0x02 || Unk1?
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| |-
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| | 0x0B || L || 0x02 || Unk2?
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| |-
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| | 0x0D || L || 0x02 || Body size???
| |
| |}
| |
| | |
| === Record 0x0A ===
| |
| {| class="wikitable" border="1"
| |
| |-
| |
| ! Offset
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| ! Endianness
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| ! Size
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| ! Description
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| ! Note
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| |-
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| | 0x00 || L || 0x04 || Address || -
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| |-
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| | 0x04 || B || (Note) || Data || To calculate the size do: chunk_datasize (See [[#Firmware Chunks|Firmware Chunks]])-4
| |
| |}
| |
| | |
| === Record 0x0B ===
| |
| {| class="wikitable" border="1"
| |
| |-
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| ! Offset
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| ! Endianness
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| ! Size
| |
| ! Description
| |
| |-
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| | 0x00 || L || 0x04 || Address
| |
| |}
| |
| | |
| == Memory Regions ==
| |
| {| class="wikitable" border="1"
| |
| |-
| |
| ! Offsets
| |
| ! Description
| |
| |-
| |
| | 0x00-0xC8000 || ROM 1
| |
| |-
| |
| | 0x260000-0x26C000 || ROM 2
| |
| |-
| |
| | 0xD0000-0x0x0DFFFF || RAM Low
| |
| |-
| |
| | 0x200000-0x247FFF || RAM High
| |
| |}
| |