J5C2
J5C2
Type |
Beta/Retail |
Purpose |
GPU SPI EEPROM Header |
Rarity |
Common |
History
J5C2 was first present on Beta development kits with motherboard versions as early as 007. The port is present on retail configurations but the port is empty (along with the GPU EEPROM).
Hardware
J5C2 is a 6-pin debug header that is used to provide a Serial Programmable Interface (SPI) for the GPU EEPROM U4C1.[1]
Pinout
Pin
|
Name
|
Direction
|
1
|
GPU_SPI_CLK_R
|
IN
|
2
|
GPU_SPI_SI
|
IN
|
3
|
GPU_SPI_SO_R
|
IN
|
4
|
GPU_SPI_WP_N
|
IN
|
5
|
GPU_SPI_CS_N_R
|
IN
|
6
|
GND
|
GND
|
[1]
[2]
References
- ↑ 1.0 1.1 XENON_FABK Schematics, Microsoft, 24 August 2005
- ↑ Xbox 360 Motherboard Headers and Connectors, Speedy22, Version 1.4
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