Differences

This shows you the differences between two versions of the page.

--- uic_eeprom_structure [2025/02/24 09:20] – arisotura
+++ uic_eeprom_structure [2025/04/18 09:54] (current) – arisotura
@@ Line 4: / Line 4: @@
 The first 256 bytes are used internally, while the rest is used for user data storage.
+https://bitbucket.org/memahaxx/libdrc/src/master/src/device-config.cpp for more info.
 ^ Address ^ Length ^ Description ^
@@ Line 30: / Line 32: @@
 | 0x1125  | 64     | Wifi passphrase |
 | 0x1165  | 1      | Wifi passphrase length |
+| 0x1166  | 2      | Wifi country code |
 | 0x116B  | 2      | CRC16 over 0x1101..0x116A |
 | 0x116D  | 16     | WoWL key |
@@ Line 43: / Line 46: @@
 | 0x1203  | 1      | Region info 1 |
 | 0x1204  | 2      | CRC16 over 0x1203 |
+| 0x1206  | 1      | Board config 1 |
+| 0x1207  | 2      | CRC16 over 0x1206 |
 | 0x121A  | 2      | Volume calibration 1 |
 | 0x121C  | 2      | CRC16 over 0x121A..0x121B |
@@ Line 58: / Line 63: @@
 | 0x1283  | 1      | Region info 2 |
 | 0x1284  | 2      | CRC16 over 0x1283 |
+| 0x1286  | 1      | Board config 2 |
+| 0x1287  | 2      | CRC16 over 0x1286 |
 | 0x129A  | 2      | Volume calibration 2 |
 | 0x129C  | 2      | CRC16 over 0x129A..0x129B |
@@ Line 72: / Line 79: @@
 | 0x12FE  | 2      | CRC16 over 0x12FD |
 | --      | --     | -- |
-| 0x1300  | 1      | Language
+| 0x1300  | 1      | Language |
-  (0-3 = America)
-  (4-11 = Europe)
-= English
-= French
-= Spanish
-= Portuguese
-= English
-= French
-= Spanish
-= Portuguese
-= Dutch
-= Italian
-= German
-= Russian
-= Japanese
-= Chinese (simplified)
-= Korean
-= Chinese (traditional)
-|
 | 0x1301  | 2      | CRC16 over 0x1300 |
 | 0x1303  | 1      | Opening screen index |
@@ Line 126: / Line 114: @@
 | 0x13FD  | 1      | Layout of page 3 (should be 4) |
 | 0x13FE  | 2      | CRC16 over 0x13FD |
+| --      | --     | -- |
+| 0x1400  | 256    | ??? |
+| 0x1500  | 2      | CRC16 over 0x1400-0x14FF |
+| --      | --     | -- |
+| 0x1580  | 256    | ??? |
+| 0x1680  | 2      | CRC16 over 0x1580-0x167F |
 Data is stored in little-endian order.
@@ Line 175: / Line 169: @@
   * 5 = Taiwan
   * 6 = Australia
+===== Board config =====
+Value is 0x15 for retail boards.
+If bit0-1 are any value other than 1, the gamepad will enter service mode upon boot.
+===== Language =====
+(0-3 = America, 4-11 = Europe)
+  * 0 = English
+  * 1 = French
+  * 2 = Spanish
+  * 3 = Portuguese
+  * 4 = English
+  * 5 = French
+  * 6 = Spanish
+  * 7 = Portuguese
+  * 8 = Dutch
+  * 9 = Italian
+  * 10 = German
+  * 11 = Russian
+  * 12 = Japanese
+  * 13 = Chinese (simplified)
+  * 14 = Korean
+  * 15 = Chinese (traditional)
@@ Line 186: / Line 209: @@
 TODO: detail how that reading is converted to the final volume setting passed to the audio amplifier
+===== Gyroscope calibration =====
+^ Offset ^ Length ^ Description ^
+| 0x00   | 3      | Zero X |
+| 0x03   | 3      | Zero Y |
+| 0x06   | 3      | Zero Z |
+| 0x09   | 3      | Rotation X |
+| 0x0C   | 3      | Rotation Y |
+| 0x0F   | 3      | Rotation Z |
+| 0x12   | 1      | Speed |
+===== Accelerometer calibration =====
+^ Offset ^ Length ^ Description ^
+| 0x00   | 2      | 0G X |
+| 0x02   | 2      | 0G Y |
+| 0x04   | 2      | 0G Z |
+| 0x06   | 2      | 1G X |
+| 0x08   | 2      | 1G Y |
+| 0x0A   | 2      | 1G Z |
+===== Touchscreen calibration =====
+^ Offset ^ Length ^ Description ^
+| 0x00   | 2      | Point 1 screen X |
+| 0x02   | 2      | Point 1 screen Y |
+| 0x04   | 2      | Point 2 screen X |
+| 0x06   | 2      | Point 2 screen Y |
+| 0x08   | 2      | Point 1 raw X |
+| 0x0A   | 2      | Point 1 raw Y |
+| 0x0C   | 2      | Point 2 raw X |
+| 0x0E   | 2      | Point 2 raw Y |
+Raw coordinates are 12-bit TSC readings, while screen coordinates are their corresponding values in pixels.
+Observed screen coordinates are: 53,30 802,451
+===== LCD brightness levels =====
+^ Offset ^ Length ^ Description ^
+| 0x00   | 1      | Level 0 brightness level (setting A) |
+| 0x01   | 1      | Level 0 frequency (setting B) |
+| 0x02   | 1      | Level 1 brightness level |
+| 0x03   | 1      | Level 1 frequency |
+| 0x04   | 1      | Level 2 brightness level |
+| 0x05   | 1      | Level 2 frequency |
+| 0x06   | 1      | Level 3 brightness level |
+| 0x07   | 1      | Level 3 frequency |
+| 0x08   | 1      | Level 4 brightness level |
+| 0x09   | 1      | Level 4 frequency |
+| 0x0A   | 1      | Level 5 brightness level |
+| 0x0B   | 1      | Level 5 frequency |
+| 0x0C   | 1      | Threshold level |
+This table maps 6 predefined brightness levels to their adequate LCD parameters. See [[LCD#Setting_the_brightness|the LCD page]] for information as to how these settings are used.