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Created page with "HID shared memory is a 0x40000 byte read-only segment of memory shared between applications for input. The segment contains structures for most if not all input methods availa..."
HID shared memory is a 0x40000 byte read-only segment of memory shared between applications for input. The segment contains structures for most if not all input methods available to applications.
====== Memory Map ======
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x400
| 0x3000
| Capacitive Touchscreen
|-
| 0x3400
| 0x400
| Mouse
|-
| 0x3800
| 0x400
| Unknown, header and 17 entries
|-
| 0x3C00
| 0x400
| Unknown, header and 17 entries
|-
| 0x4000
| 0x400
| Unknown, header and 17 entries
|-
| 0x4400
| 0x400
| Unknown, header and 17 entries
|-
| 0x4800
| 0x400
| Unknown, header and 17 entries
|-
| 0x4C00
| 0x200
| Unknown
|-
| 0x4E00
| 0x200
| Unknown
|-
| 0x5000
| 0x200
| Unknown
|-
| 0x5A00
| 0x4000
| Controller Serials?
|-
| 0x9A00
| 0x32000
| Controllers
|-
| 0x3BA00
| 0x4600
| Unknown
|-
|}
===== Capacitive Touchscreen =====
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x28
| Touch Header
|-
| 0x28
| 0x290 * 17
| Touch Entries
|-
|}
==== Touch Header ====
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x4
| Unk
|-
| 0x4
| 0x4
| Unk
|-
| 0x8
| 0x4
| Unk
|-
| 0xC
| 0x4
| Unk
|-
| 0x10
| 0x8
| Unk
|-
| 0x18
| 0x8
| Unk
|-
| 0x20
| 0x8
| Timestamp
|-
|}
==== Touch Entry ====
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x10
| Touch Entry Header
|-
| 0x10
| 0x28 * 16
| Touch Data
|-
|}
=== Touch Structure Header ===
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x8
| Timestamp
|-
| 0x8
| 0x8
| Number of Touches
|-
|}
=== Touch Data Entry ===
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x8
| Timestamp
|-
| 0x8
| 0x8
| Unknown
|-
| 0x10
| 0x4
| Touch X
|-
| 0x14
| 0x4
| Touch Y
|-
| 0x18
| 0x4
| Touch Diameter X
|-
| 0x1C
| 0x4
| Touch Diameter Y
|-
| 0x20
| 0x4
| Angle
|-
| 0x24
| 0x4
| Unknown
|-
|}
===== Mouse =====
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x20
| Mouse Header
|-
| 0x20
| 0x30 * 17
| Mouse Entries
|-
|}
==== Mouse Header ====
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x4
| Timestamp?
|-
| 0x4
| 0x4
| Unknown
|-
| 0x8
| 0x4
| Unknown
|-
| 0xC
| 0x4
| Unknown
|-
| 0x10
| 0x8
| 6 when connected, 1 disconnected
|-
| 0x18
| 0x8
| Unknown
|-
|}
==== Mouse Entry ====
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x8
| Timestamp
|-
| 0x8
| 0x8
| Timestamp Again?
|-
| 0x10
| 0x4
| Mouse X
|-
| 0x14
| 0x4
| Mouse Y
|-
| 0x18
| 0x4
| Mouse X Change
|-
| 0x1C
| 0x4
| Mouse Y Change
|-
| 0x20
| 0x4
| Scroll Change Y
|-
| 0x24
| 0x4
| Scroll Change X?
|-
| 0x28
| 0x8
| Mouse Buttons
|-
|}
===== Controller Serials? =====
This section contains a series of 16 structures 0x400 bytes large.
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x30
| 0xE
| Controller Serial
|-
| 0x60
| 0xE
| Controller Serial
|-
|}
===== Controllers =====
This section contains a series of 10 0x5000 byte structures describing each available controller.
{| class="wikitable" border="1"
|-
! Controller Index
! Description
|-
| 0 to 7
| Players 1 to 8
|-
| 8
| Handheld Mode
|-
| 9
| Unknown
|-
|}
==== Controller ====
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x28
| Controller Header
|-
| 0x3A0
| 0x28 * 17
| Controller Joined States
|-
| 0x10E0
| 0x28 * 17
| Controller Left States
|-
| 0x1430
| 0x28 * 17
| Controller Right States
|-
| 0x41D0
| 0x10
| Controller MAC
|-
| 0x41F0
| 0x10
| Controller MAC
|-
|}
=== Controller Header ===
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x4
| Status, bit3 pair, bit4 left, bit5 right
|-
| 0x4
| 0x4
| Is Joy-Con Half
|-
| 0x8
| 0x4
| Unknown, 2 for Joy-Con pair
|-
| 0xC
| 0x4
| RGBA Body Color (single Joy-Con)
|-
| 0x10
| 0x4
| RGBA Button Color (single Joy-Con)
|-
| 0x14
| 0x4
| Unknown
|-
| 0x18
| 0x4
| RGBA Body Color (right Joy-Con)
|-
| 0x1C
| 0x4
| RGBA Button Color (right Joy-Con)
|-
| 0x20
| 0x4
| RGBA Body Color (left Joy-Con)
|-
| 0x24
| 0x4
| RGBA Button Color (left Joy-Con)
|-
|}
=== Controller State ===
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x8
| Timestamp
|-
| 0x8
| 0x8
| Button State
|-
| 0xC
| 0x4
| Left Joystick X
|-
| 0x10
| 0x4
| Left Joystick Y
|-
| 0x14
| 0x4
| Right Joystick X
|-
| 0x18
| 0x4
| Right Joystick Y
|-
| 0x20
| 0x8
| Controller State (bit0 connected, bit1 wired)
|-
|}
== Button State ==
{| class="wikitable" border="1"
|-
! Bit
! Button
|-
| 0
| A
|-
| 1
| B
|-
| 2
| X
|-
| 3
| Y
|-
| 4
| Left Stick Pressed
|-
| 5
| Right Stick Pressed
|-
| 6
| L
|-
| 7
| R
|-
| 8
| ZL
|-
| 9
| ZR
|-
| 10
| Plus
|-
| 11
| Minus
|-
| 12
| Left
|-
| 13
| Up
|-
| 14
| Right
|-
| 15
| Down
|-
| 16
| Left Stick Left
|-
| 17
| Left Stick Up
|-
| 18
| Left Stick Right
|-
| 19
| Left Stick Down
|-
| 20
| Right Stick Left
|-
| 21
| Right Stick Up
|-
| 22
| Right Stick Right
|-
| 23
| Right Stick Down
|-
|}
====== Memory Map ======
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x400
| 0x3000
| Capacitive Touchscreen
|-
| 0x3400
| 0x400
| Mouse
|-
| 0x3800
| 0x400
| Unknown, header and 17 entries
|-
| 0x3C00
| 0x400
| Unknown, header and 17 entries
|-
| 0x4000
| 0x400
| Unknown, header and 17 entries
|-
| 0x4400
| 0x400
| Unknown, header and 17 entries
|-
| 0x4800
| 0x400
| Unknown, header and 17 entries
|-
| 0x4C00
| 0x200
| Unknown
|-
| 0x4E00
| 0x200
| Unknown
|-
| 0x5000
| 0x200
| Unknown
|-
| 0x5A00
| 0x4000
| Controller Serials?
|-
| 0x9A00
| 0x32000
| Controllers
|-
| 0x3BA00
| 0x4600
| Unknown
|-
|}
===== Capacitive Touchscreen =====
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x28
| Touch Header
|-
| 0x28
| 0x290 * 17
| Touch Entries
|-
|}
==== Touch Header ====
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x4
| Unk
|-
| 0x4
| 0x4
| Unk
|-
| 0x8
| 0x4
| Unk
|-
| 0xC
| 0x4
| Unk
|-
| 0x10
| 0x8
| Unk
|-
| 0x18
| 0x8
| Unk
|-
| 0x20
| 0x8
| Timestamp
|-
|}
==== Touch Entry ====
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x10
| Touch Entry Header
|-
| 0x10
| 0x28 * 16
| Touch Data
|-
|}
=== Touch Structure Header ===
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x8
| Timestamp
|-
| 0x8
| 0x8
| Number of Touches
|-
|}
=== Touch Data Entry ===
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x8
| Timestamp
|-
| 0x8
| 0x8
| Unknown
|-
| 0x10
| 0x4
| Touch X
|-
| 0x14
| 0x4
| Touch Y
|-
| 0x18
| 0x4
| Touch Diameter X
|-
| 0x1C
| 0x4
| Touch Diameter Y
|-
| 0x20
| 0x4
| Angle
|-
| 0x24
| 0x4
| Unknown
|-
|}
===== Mouse =====
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x20
| Mouse Header
|-
| 0x20
| 0x30 * 17
| Mouse Entries
|-
|}
==== Mouse Header ====
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x4
| Timestamp?
|-
| 0x4
| 0x4
| Unknown
|-
| 0x8
| 0x4
| Unknown
|-
| 0xC
| 0x4
| Unknown
|-
| 0x10
| 0x8
| 6 when connected, 1 disconnected
|-
| 0x18
| 0x8
| Unknown
|-
|}
==== Mouse Entry ====
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x8
| Timestamp
|-
| 0x8
| 0x8
| Timestamp Again?
|-
| 0x10
| 0x4
| Mouse X
|-
| 0x14
| 0x4
| Mouse Y
|-
| 0x18
| 0x4
| Mouse X Change
|-
| 0x1C
| 0x4
| Mouse Y Change
|-
| 0x20
| 0x4
| Scroll Change Y
|-
| 0x24
| 0x4
| Scroll Change X?
|-
| 0x28
| 0x8
| Mouse Buttons
|-
|}
===== Controller Serials? =====
This section contains a series of 16 structures 0x400 bytes large.
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x30
| 0xE
| Controller Serial
|-
| 0x60
| 0xE
| Controller Serial
|-
|}
===== Controllers =====
This section contains a series of 10 0x5000 byte structures describing each available controller.
{| class="wikitable" border="1"
|-
! Controller Index
! Description
|-
| 0 to 7
| Players 1 to 8
|-
| 8
| Handheld Mode
|-
| 9
| Unknown
|-
|}
==== Controller ====
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x28
| Controller Header
|-
| 0x3A0
| 0x28 * 17
| Controller Joined States
|-
| 0x10E0
| 0x28 * 17
| Controller Left States
|-
| 0x1430
| 0x28 * 17
| Controller Right States
|-
| 0x41D0
| 0x10
| Controller MAC
|-
| 0x41F0
| 0x10
| Controller MAC
|-
|}
=== Controller Header ===
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x4
| Status, bit3 pair, bit4 left, bit5 right
|-
| 0x4
| 0x4
| Is Joy-Con Half
|-
| 0x8
| 0x4
| Unknown, 2 for Joy-Con pair
|-
| 0xC
| 0x4
| RGBA Body Color (single Joy-Con)
|-
| 0x10
| 0x4
| RGBA Button Color (single Joy-Con)
|-
| 0x14
| 0x4
| Unknown
|-
| 0x18
| 0x4
| RGBA Body Color (right Joy-Con)
|-
| 0x1C
| 0x4
| RGBA Button Color (right Joy-Con)
|-
| 0x20
| 0x4
| RGBA Body Color (left Joy-Con)
|-
| 0x24
| 0x4
| RGBA Button Color (left Joy-Con)
|-
|}
=== Controller State ===
{| class="wikitable" border="1"
|-
! Offset
! Size in bytes
! Description
|-
| 0x0
| 0x8
| Timestamp
|-
| 0x8
| 0x8
| Button State
|-
| 0xC
| 0x4
| Left Joystick X
|-
| 0x10
| 0x4
| Left Joystick Y
|-
| 0x14
| 0x4
| Right Joystick X
|-
| 0x18
| 0x4
| Right Joystick Y
|-
| 0x20
| 0x8
| Controller State (bit0 connected, bit1 wired)
|-
|}
== Button State ==
{| class="wikitable" border="1"
|-
! Bit
! Button
|-
| 0
| A
|-
| 1
| B
|-
| 2
| X
|-
| 3
| Y
|-
| 4
| Left Stick Pressed
|-
| 5
| Right Stick Pressed
|-
| 6
| L
|-
| 7
| R
|-
| 8
| ZL
|-
| 9
| ZR
|-
| 10
| Plus
|-
| 11
| Minus
|-
| 12
| Left
|-
| 13
| Up
|-
| 14
| Right
|-
| 15
| Down
|-
| 16
| Left Stick Left
|-
| 17
| Left Stick Up
|-
| 18
| Left Stick Right
|-
| 19
| Left Stick Down
|-
| 20
| Right Stick Left
|-
| 21
| Right Stick Up
|-
| 22
| Right Stick Right
|-
| 23
| Right Stick Down
|-
|}