Difference between revisions of "Hardware/Testpoints"
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== EXI0 == | == EXI0 == | ||
| − | * TP100 - MOSI (Device in, Wii U out. Next to 176.) | + | * TP100 - MOSI (Device in, Wii U out. Next to 176.) (impedance: 40ohm) |
| − | * TP101 - CLK | + | * TP101 - CLK (impedance: 40ohm) |
| − | * TP102 - CS | + | * TP102 - CS (impedance: high) |
| − | * TP176 - MISO (Device out, Wii U in) | + | * TP176 - MISO (Device out, Wii U in) (impedance: 476ohm) |
== DEBUG == | == DEBUG == | ||
| Line 30: | Line 30: | ||
* TP9 - Fake Power Button (active low/pullup, pressed=0.0v, not pressed=3.3v), connected to SMC and RTC. Eject button will also pulse this low. | * TP9 - Fake Power Button (active low/pullup, pressed=0.0v, not pressed=3.3v), connected to SMC and RTC. Eject button will also pulse this low. | ||
* TP10 - To video chip (and elsewhere?) | * TP10 - To video chip (and elsewhere?) | ||
| − | * TP11 - Direct to SoC, no other connections. | + | * TP11 - Direct to SoC, no other connections. (impedance: 0.6ohm) |
| − | * TP12 - Direct to SoC, no other connections. | + | * TP12 - Direct to SoC, no other connections. (impedance: 20ohm, measures: 1V?) |
| − | * TP13 - Direct to SoC, no other connections. | + | * TP13 - Direct to SoC, no other connections. (impedance: high) |
| − | * TP14 - Direct to SoC, no other connections. | + | * TP14 - Direct to SoC, no other connections. (impedance: high) |
* TP15 - Connects to SMC | * TP15 - Connects to SMC | ||
* TP16 - Connects to SMC | * TP16 - Connects to SMC | ||
* TP18 - near disk drive | * TP18 - near disk drive | ||
* TP19 - near disk drive | * TP19 - near disk drive | ||
| − | * TP20 - Direct to SoC, no other connections. | + | * TP20 - Direct to SoC, no other connections. (impedance: 1Megohm) |
* TP21 - SDCard (TODO) | * TP21 - SDCard (TODO) | ||
* TP22 - SDCard (TODO) | * TP22 - SDCard (TODO) | ||
| Line 58: | Line 58: | ||
* TP38 - Connects to SMC | * TP38 - Connects to SMC | ||
* TP39 - Connects to SMC | * TP39 - Connects to SMC | ||
| − | * TP56 - Direct to SoC, no other connections. | + | * TP56 - Direct to SoC, no other connections. (impedance: high) |
| − | * TP57 - Direct to SoC, no other connections. | + | * TP57 - Direct to SoC, no other connections. (impedance: high) |
* TP58 - Connects to RAM module? | * TP58 - Connects to RAM module? | ||
* TP59 - Connects to RAM module? | * TP59 - Connects to RAM module? | ||
| Line 69: | Line 69: | ||
* TP66 - TP2000 | * TP66 - TP2000 | ||
* TP67 - to front faceplate | * TP67 - to front faceplate | ||
| − | * TP68 - to front faceplate | + | * TP68 - to front faceplate, not connected to any buttons. When pulled low while powered off, power LED turns orange and eject button is not responsive? |
| − | * TP69 - Direct to SoC, no other connections. | + | * TP69 - Direct to SoC, no other connections. (impedance: high, measures: 3.3v) |
* TP70 - TP2002 | * TP70 - TP2002 | ||
* TP73 - backup battery 3v3? | * TP73 - backup battery 3v3? | ||
| Line 130: | Line 130: | ||
* TP187 - LV5064 pin21 (and more?) | * TP187 - LV5064 pin21 (and more?) | ||
* TP191 - Direct to SoC, no other connections. | * TP191 - Direct to SoC, no other connections. | ||
| − | * TP1000 - Direct to SoC, no other connections. | + | * TP1000 - Direct to SoC, no other connections. (impedance: 40ohm) |
| − | * TP1001 - Direct to SoC, no other connections. | + | * TP1001 - Direct to SoC, no other connections. (impedance: 40ohm) |
| − | * TP1002 - Direct to SoC, no other connections. | + | * TP1002 - Direct to SoC, no other connections. (impedance: 40ohm) |
| − | * TP1003 - Direct to SoC, no other connections. | + | * TP1003 - Direct to SoC, no other connections. (impedance: 40ohm) |
* TP1004 - LV5064 pin10, temp sensing? direct to SoC | * TP1004 - LV5064 pin10, temp sensing? direct to SoC | ||
* TP1005 - LV5064 pin11, temp sensing? direct to SoC | * TP1005 - LV5064 pin11, temp sensing? direct to SoC | ||
| Line 146: | Line 146: | ||
* TP2004 - GND | * TP2004 - GND | ||
* TP3022 - Only seen on WUP-DEV-X9 | * TP3022 - Only seen on WUP-DEV-X9 | ||
| − | * TP4000 - Direct to SoC, no other connections. | + | * TP4000 - Direct to SoC, no other connections. (impedance: 40ohm, measures: 0v) |
| − | * TP4001 - Direct to SoC, no other connections. | + | * TP4001 - Direct to SoC, no other connections. (impedance: high, measures: 3.3v) |
| − | * TP4002 - Direct to SoC, no other connections. | + | * TP4002 - Direct to SoC, no other connections. (impedance: 40ohm, measures: 0v) |
| − | * TP4003 - Direct to SoC, no other connections. | + | * TP4003 - Direct to SoC, no other connections. (impedance: high, measures: 3.3v) |
=== Removed/Dev Testpoints === | === Removed/Dev Testpoints === | ||
Revision as of 21:56, 18 April 2023
General
The Wii U motherboard exposes several test points, primarily on the bottom of the motherboard (CPU heatsink facing down).
EXI0
- TP100 - MOSI (Device in, Wii U out. Next to 176.) (impedance: 40ohm)
- TP101 - CLK (impedance: 40ohm)
- TP102 - CS (impedance: high)
- TP176 - MISO (Device out, Wii U in) (impedance: 476ohm)
DEBUG
These pins are set to various 8-bit values to indicate the current stage of boot0.
- TP50 - DEBUG0
- TP51 - DEBUG1
- TP52 - DEBUG2
- TP53 - DEBUG3
- TP55 - DEBUG4
- TP54 - DEBUG5
- TP48 - DEBUG6
- TP49 - DEBUG7
Misc/Unk
- TP1 - wire goes all the way down near RTC? Also connects to SoC.
- TP2 - near disk drive
- TP3 - near disk drive
- TP4 - near disk drive
- TP5 - near disk drive
- TP6 - To video chip and SoC
- TP8 - U13 pin4
- TP9 - Fake Power Button (active low/pullup, pressed=0.0v, not pressed=3.3v), connected to SMC and RTC. Eject button will also pulse this low.
- TP10 - To video chip (and elsewhere?)
- TP11 - Direct to SoC, no other connections. (impedance: 0.6ohm)
- TP12 - Direct to SoC, no other connections. (impedance: 20ohm, measures: 1V?)
- TP13 - Direct to SoC, no other connections. (impedance: high)
- TP14 - Direct to SoC, no other connections. (impedance: high)
- TP15 - Connects to SMC
- TP16 - Connects to SMC
- TP18 - near disk drive
- TP19 - near disk drive
- TP20 - Direct to SoC, no other connections. (impedance: 1Megohm)
- TP21 - SDCard (TODO)
- TP22 - SDCard (TODO)
- TP23 - SDCard (TODO)
- TP24 - SDCard (TODO)
- TP25 - SDCard (TODO)
- TP26 - SDCard (TODO)
- TP27 - SDCard (TODO)
- TP28 - SDCard (TODO)
- TP29 - SDCard GND
- TP30 - SDCard VDD
- TP31 - Composite related?
- TP32 - Composite related?
- TP33 - Composite related?
- TP34 - Connects to RAM module?
- TP35 - Connects to RAM module?
- TP36 - Connects to RAM module?
- TP37 - Connects to SMC
- TP38 - Connects to SMC
- TP39 - Connects to SMC
- TP56 - Direct to SoC, no other connections. (impedance: high)
- TP57 - Direct to SoC, no other connections. (impedance: high)
- TP58 - Connects to RAM module?
- TP59 - Connects to RAM module?
- TP60 - Connects to RAM module?
- TP61 - Connects to RAM module?
- TP62 - Connects to RAM module?
- TP64 - To U1014 (comparator?) pin12
- TP65 - TP2003
- TP66 - TP2000
- TP67 - to front faceplate
- TP68 - to front faceplate, not connected to any buttons. When pulled low while powered off, power LED turns orange and eject button is not responsive?
- TP69 - Direct to SoC, no other connections. (impedance: high, measures: 3.3v)
- TP70 - TP2002
- TP73 - backup battery 3v3?
- TP76 - near disk drive
- TP83 - Direct to video chip.
- TP84 - To HDMI connector?
- TP86 - Direct to SoC, no other connections. Lots of capacitors? Reference voltage? 1.036v
- TP87 - Direct to SoC, no other connections. Lots of capacitors? Reference voltage? 0.753v
- TP88 - backup battery related
- TP95 - front USB 5V enable?
- TP99 - Direct to DRH, no other connections.
- TP109 - USB 5V enable?
- TP110 - Wire goes past video chip away from SoC.
- TP111 - To HDMI connector?
- TP114 - near disk drive
- TP115 - 15V DC plug positive
- TP116 - 15V DC plug positive
- TP117 - 15V DC plug negative (0V)
- TP118 - 15V DC plug negative (0V)
- TP120 - 15V power rail B
- TP122 - Always-on 3v3 power rail
- TP123 - 1.5v power rail B
- TP125 - ARM/IOP PGOOD
- TP126 - ARM/IOP LV5065 TD1/TD2?
- TP127 - ARM/IOP power rail? 1.0v
- TP128 - ARM/IOP GND
- TP129 - ??? power rail, 1.0v
- TP130 - ??? GND
- TP132 - to comparators?
- TP135 - 5v power rail A
- TP136 - 12v power rail
- TP137 - 3v3 power rail B ref GND
- TP138 - 3v3 power rail B
- TP139 - 3v3 power rail, not on while Wii U on
- TP141 - Connected to RTC. Pulled up by Q1080?
- TP142 - ??? power rail
- TP144 - Reset? Or functions like one when pulled down by a 3.3Kohm resistor.
- TP145 - Connection between RTC and SMC, weirdly sensitive to measurement (power LED reverts to red, but SoC continues running)
- TP147 - Connected to RTC and pin4 of U1041 (Comparator in?)
- TP148 - Connected to RTC and Q1093 gate. Makes its way to U1041 Pin13 (Comparator ?). When pulled low by 3.3kohm resistor, front LED blinks red until 15V unplug+replug.
- TP149 - Connected to LV5066 pin2 (EN) and RTC. Regulators enable? Pulldown resistor?
- TP151 - Connected to transistor output, goes to SoC
- TP155 - Connected to SMC, and SoC(?)
- TP158 - 1.5v power rail A
- TP160 - GND
- TP161 - GND
- TP162 - 1.5v power rail A ref GND
- TP163 - 12v power rail ref GND
- TP164 - Always-on 3v3 ref GND
- TP165 - 15V power rail B ref GND
- TP166 - 5v power rail A ref GND
- TP166 - 1.5v power rail B ref GND
- TP168 - 3v3 power rail C
- TP169 - 3v3 power rail C ref GND
- TP170 - Eject Button (active low/pullup, pressed=0.0v, not pressed=3.3v)
- TP173 - 5GHz Wifi idk
- TP174 - 2.4GHz Wifi idk
- TP179 - Direct to DRH, pullup resistor?
- TP187 - LV5064 pin21 (and more?)
- TP191 - Direct to SoC, no other connections.
- TP1000 - Direct to SoC, no other connections. (impedance: 40ohm)
- TP1001 - Direct to SoC, no other connections. (impedance: 40ohm)
- TP1002 - Direct to SoC, no other connections. (impedance: 40ohm)
- TP1003 - Direct to SoC, no other connections. (impedance: 40ohm)
- TP1004 - LV5064 pin10, temp sensing? direct to SoC
- TP1005 - LV5064 pin11, temp sensing? direct to SoC
- TP1006 - LV5064 pin12, temp sensing? direct to SoC
- TP1007 - LV5064 pin13, temp sensing? direct to SoC
- TP1008 - LV5064 pin14, temp sensing? direct to SoC
- TP1010 - LV5064 pin9, temp sensing? direct to SoC
- TP2000 - To SMC
- TP2001 - To faceplate
- TP2002 - Power Button (active low/pullup, pressed=0.0v, not pressed=3.3v)
- TP2003 - To some transistor gate?
- TP2004 - GND
- TP3022 - Only seen on WUP-DEV-X9
- TP4000 - Direct to SoC, no other connections. (impedance: 40ohm, measures: 0v)
- TP4001 - Direct to SoC, no other connections. (impedance: high, measures: 3.3v)
- TP4002 - Direct to SoC, no other connections. (impedance: 40ohm, measures: 0v)
- TP4003 - Direct to SoC, no other connections. (impedance: high, measures: 3.3v)
Removed/Dev Testpoints
Some testpoints can be seen on the WUP-DEV-X9 and CAT-HDD-X5 daughterboard which fit into numeric gaps in WUP-01's testpoints. There are some discrepancies/overlaps in CAT-HDD-X5 testpoints, however.
- TP43 - present on CAT-HDD-X5, EXI_INT
- TP45 - present on CAT-HDD-X5, EXI_CS
- TP47 - present on CAT-HDD-X5, EXI_CLK
- TP48 - present on CAT-HDD-X5, EXI_DO
- TP50 - present on CAT-HDD-X5, EXI_DI
- TP53 - present on CAT-HDD-X5, no label
- TP55 - present on CAT-HDD-X5, no label
- TP57 - present on CAT-HDD-X5, no label
- TP58 - present on CAT-HDD-X5, V_IN
- TP62 - present on CAT-HDD-X5, V_5.0
- TP68 - present on CAT-HDD-X5, V_1.2
- TP72 - present on CAT-HDD-X5, V_2.5
- TP74 - present on CAT-HDD-X5, V_3.3
- TP1001 - present on CAT-HDD-X5, SEL_CS
- TP1002 - present on CAT-HDD-X5, SEL_WP
- TP1003 - present on CAT-HDD-X5, SDIO_D3
- TP1004 - present on CAT-HDD-X5, SDIO_D2
- TP1005 - present on CAT-HDD-X5, SDIO_D1
- TP1006 - present on CAT-HDD-X5, SDIO_D0
- TP1007 - present on CAT-HDD-X5, SDIOCMD
- TP1008 - present on CAT-HDD-X5, SDIOCLK
- TP1009 - present on CAT-HDD-X5, POWER_SW
- TP1010 - present on CAT-HDD-X5, FPOFF_SRQ
- TP1011 - present on CAT-HDD-X5, DCDC_OFF
- TP1012 - present on CAT-HDD-X5, VDD_RSTOUT
- TP1013 - present on CAT-HDD-X5, VDD1
- TP1014 - present on CAT-HDD-X5, VDD2