Changes

20 bytes added , 24 March

m

Add TP4004

Line 1: Line 1:

== General ==

−

The Wii U motherboard exposes several test points, primarily on the bottom of the motherboard (~~CPU heatsink facing down~~).

+

The Wii U motherboard exposes several test points, primarily on the bottom of the motherboard (Opposite side of the SoC).

== EXI0 ==

−

* TP100 - MOSI (Device in, Wii U out~~. Next to 176~~.) (impedance: 40ohm)

+

* TP100 - MOSI (Device in, Wii U out.) (impedance: 40ohm)

* TP101 - CLK (impedance: 40ohm)

* TP102 - CS (impedance: high)

Line 19: Line 19:

* TP48 - DEBUG6

* TP49 - DEBUG7

+

== SMC ==

+

* TP15 - Pin 18, 1v adjust

+

* TP16 - Pin 29, 1v adjust

+

* TP37 - Pin 27, 1v adjust

+

* TP38 - Pin 17, 1v adjust

+

* TP39 - Pin 20, front USB enable

+

* TP80 - Pin 15, rear USB enable

+

* TP88/TP152 - Pin 35, Optical power enable

+

* TP95 - Pin 22, front USB power fault

+

* TP109 - Pin 16, rear USB fault

+

* TP144 - SoC nRST, SoC resets when pulled down by a 3.3Kohm resistor.

+

* TP145 - Connection between RTC and SMC, SMC nRST, sensitive to measurement (power LED reverts to red, but SoC continues running)

+

* TP171 - Pin 28, Disc present

+

* TP175 - Connected to RTC and SMC, pulses between 3.3v and 0v at 1Hz

+

=== I2C ===

+

* TP153 - SMC SCL

+

* TP154 - SMC SDA

+

=== Wireless Modules ===

+

* TP146 - SMC Pin 1, to RTC, Bluetooth, and 5GHz module. Front LED blinks red when pulled low. BT and 5GHz module reset

+

* TP155 - SMC Pin 14, WiFi module Pin 14. When pulled low in vWii, system powers off(???)

+

* TP156 - SMC Pin 23, BT module PON/POFF signal

+

* TP157 - SMC Pin 19, 5GHz module PON signal

+

* TP172 - SMC Pin 36, BT module Pin 13. Standby Power-On reset?

+

* TP173 - SMC Pin 37, WiFi module Pin 7. Standby Power-On reset?

+

* TP174 - SMC Pin 38, 5GHz module Pin 16. Standby Power-On reset?

+

=== Faceplate ===

+

* TP9 - Fake Power Button (active low/pullup, pressed=0.0v, not pressed=3.3v), connected to SMC Pin 33 and RTC. Eject button will also pulse this low.

+

* TP65/TP2003 - LED_B transistor gate, SMC Pin 39

+

* TP66/TP2000 - LED_R, SMC Pin 40

+

* TP67 - LED_W

+

* TP68 - Not connected to any buttons, connected to SMC Pin 21. When pulled low while powered off, power LED turns orange and eject button is not responsive

+

* TP70/TP2002 - Power Button, SMC Pin 13 (active low/pullup, pressed=0.0v, not pressed=3.3v)

+

* TP170 - Eject Button, Pin 35 (active low/pullup, pressed=0.0v, not pressed=3.3v)

+

* TP2001 - LED_Y, SMC Pin 36

+

* TP2004 - GND

== Disc Drive ==

Line 30: Line 69:

* TP114 - Disc drive 3.3V always-on rail

−

== ~~Misc/Unk ==~~

+

== SD Card ==

−

* TP1 - wire goes all the way down near RTC? Also connects to SoC.

+

* TP21 - CLK (Pin5)

−

* TP6 - To video chip and SoC

+

* TP22 - CMD (Pin2)

−

* TP7 - Fan Pin3

+

* TP23 - DAT0 (Pin7)

−

* TP8 - U13 pin4

+

* TP24 - DAT1 (Pin8)

−

* TP9 - Fake Power Button (active low/pullup, pressed=~~0.0v, not pressed~~=~~3.3v), connected to SMC Pin33 and RTC. Eject button will also pulse this low.~~

+

* TP25 - DAT2 (Pin9)

−

* TP10 - HDMI HPD

+

* TP26 - CD/DAT3 (Pin1)

−

* TP11 - Direct to SoC, no other connections. (impedance: 0.6ohm)

+

* TP27 - CD1 (Card-Detect signal)

−

* TP12 - Direct to SoC, no other connections. (impedance: 20ohm, measures: 1V?)

+

* TP28 - WP2 (Write-Protect signal)

−

* TP13 - Direct to SoC, no other connections. (impedance: high)

+

* TP29 - VDD

−

* TP14 - Direct to SoC, no other connections. (impedance: high)

+

* TP30 - GND

−

* TP15 - Connects to SMC Pin18, 1v adjust

+

−

* TP16 - Connects to SMC Pin29, 1v adjust

+

== Voltage Related ==

−

* TP20 - Direct to SoC, no other connections. (impedance: 1Megohm)

−

* TP21 - ~~SDCard~~ CLK (Pin5)

−

* TP22 - ~~SDCard~~ CMD (Pin2)

−

* TP23 - ~~SDCard~~ DAT0 (Pin7)

−

* TP24 - ~~SDCard~~ DAT1 (Pin8)

−

* TP25 - ~~SDCard~~ DAT2 (Pin9)

−

* TP26 - ~~SDCard~~ CD/DAT3 (Pin1)

−

* TP27 - ~~SDCard~~ CD1

−

* TP28 - ~~SDCard~~ WP2

−

* TP29 - ~~SDCard~~ VDD

−

* TP30 - ~~SDCard~~ GND

* TP31 - Sensor Bar GND PWM

* TP32 - Sensor Bar 12v

−

* TP33 - Sensor Bar related

+

* TP73 - RTC Battery 3v3

−

* TP34 - DRAM (U2) VREFDQ (0v7)

−

* TP35 - DRAM (U2) "ZQ"

−

* TP36 - DRAM (U3) VREFDQ (0v7)

−

* TP37 - Connects to SMC Pin27, 1v adjust

−

* TP38 - Connects to SMC Pin17, 1v adjust

−

* TP39 - Connects to SMC Pin20, front USB enable

−

* TP56 - Direct to SoC, no other connections. (impedance: high)

−

* TP57 - Direct to SoC, no other connections. (impedance: high)

−

* TP58 - DRAM (U3) "ZQ"

−

* TP59 - DRAM (U4) "ZQ"

−

* TP60 - DRAM (U4) VREFDQ (0v7)

−

* TP61 - DRAM (U5) "ZQ"

−

* TP62 - DRAM (U5) VREFDQ (0v7)

−

* TP64 - To U1014 (comparator?) pin12

−

* TP65 - TP2003

−

* TP66 - LED_R, 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. On WUP-DEV-X9, it resides near the second drive connector and is connected to the Classic Controller board (with an MCU between it?). Can be used with a Gamecube Controller. (impedance: high, measures: 3.3v)

−

* TP70 - TP2002

−

* TP73 - ~~backup battery~~ 3v3?

−

* TP78 - Fan Pin1

−

* TP80 - SMC Pin15, rear USB enable

−

* TP83 - Direct to video chip.

−

* TP84 - DDC I2C SDA

−

* 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 - SMC Pin35, connected to TP152, Optical power enable

−

* TP95 - SMC Pin22, front USB power fault

−

* TP99 - Direct to DRH, no other connections.

−

* TP109 - SMC Pin16, rear USB fault

−

* TP110 - DDC I2C SCL

* TP111 - HDMI 5v supply

* TP115 - 15V DC plug positive

Line 99: Line 95:

* TP125 - ARM/IOP PGOOD

* TP126 - ARM/IOP LV5065 TD1/TD2?

−

* TP127 - ARM/IOP power rail? 1.0v

+

* TP127 - ARM/IOP/GPU power rail, 1.0v

−

* TP128 - ARM/IOP GND

+

* TP128 - ARM/IOP/GPU power rail GND

* TP129 - PPC power rail, 1.15v

* TP130 - PPC power rail GND

Line 111: Line 107:

* TP141 - Connected to RTC. WiFi module 3v3 enable.

* TP142 - 3v3 power rail for HDMI Encoder

−

* TP144 - Reset? Or functions like one when pulled down by a 3.3Kohm resistor.

−

* TP145 - Connection between RTC and SMC, SMC nRST, sensitive to measurement (power LED reverts to red, but SoC continues running)

−

* TP146 - SMC Pin1, to RTC, Bluetooth, and 5GHz module. Front LED blinks red when pulled low. BT and 5GHz module reset

* TP147 - Connected to RTC and pin4 of U1041 (ABLIC). 15v PFET enable.

−

* TP148 - Connected to RTC and Q1093 gate. Makes its way to U1041 Pin13 (ABLIC). When pulled low by 3.3kohm resistor, front LED blinks red until 15V unplug+replug. Must be pulled up to 3v3 by 10kOhm resistor, front LED blinks red upon pressing power.

+

* TP148 - Connected to RTC and Q1093 gate. Makes its way to U1041 Pin13 (ABLIC). When pulled low by 3.3kohm resistor, front LED blinks red until 15V unplug+replug. Must be pulled up to 3v3 by 10kOhm resistor, otherwise front LED blinks red upon pressing power.

* TP149 - Connected to LV5066 pin2 (EN) and RTC. 1.5v enable.

−

* TP151 - Connected to transistor output, goes to SoC

−

* TP152 - SMC Pin35, connected to TP88. Optical power enable

−

* TP153 - SMC I2C SCL

−

* TP154 - SMC I2C SDA

−

* TP155 - SMC Pin14, WiFi module pin 14. When pulled low in vWii, system powers off(???)

−

* TP156 - SMC Pin23, BT module PON/POFF signal

−

* TP157 - SMC Pin19, 5GHz module PON signal

* TP158 - 1.5v power rail A

* TP160 - GND

Line 135: Line 121:

* 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)

+

−

* ~~TP171~~ - ~~SMC Pin28~~, ~~Disc present~~

+

== Misc/Unk ==

−

* ~~TP172~~ - ~~SMC Pin36~~, ~~BT module pin 13~~. ~~Standby Power~~-On ~~reset~~?

+

* TP1 - wire goes all the way down near RTC? Also connects to SoC.

−

* ~~TP173~~ - ~~SMC Pin37~~, ~~WiFi module pin 7~~. ~~Standby Power~~-~~On reset~~?

+

* TP6 - To video chip and SoC

−

* ~~TP174~~ - ~~SMC Pin38~~, ~~5GHz module pin 16~~. ~~Standby Power~~-~~On reset?~~

+

* TP7 - Fan Pin 3

−

* ~~TP175~~ - Connected to RTC ~~and SMC, pulses between 3.3v and 0v at 1Hz~~

+

* TP8 - U13 pin4

+

* TP10 - HDMI HPD

+

* 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)

+

* TP20 - Direct to SoC, no other connections. (impedance: 1Megohm)

+

* TP33 - Sensor Bar related

+

* TP34 - DRAM (U2) VREFDQ (0v7)

+

* TP35 - DRAM (U2) "ZQ"

+

* TP36 - DRAM (U3) VREFDQ (0v7)

+

* TP56 - Direct to SoC, no other connections. (impedance: high)

+

* TP57 - Direct to SoC, no other connections. (impedance: high)

+

* TP58 - DRAM (U3) "ZQ"

+

* TP59 - DRAM (U4) "ZQ"

+

* TP60 - DRAM (U4) VREFDQ (0v7)

+

* TP61 - DRAM (U5) "ZQ"

+

* TP62 - DRAM (U5) VREFDQ (0v7)

+

* TP64 - To U1014 (comparator?) pin12

+

* TP69 - Direct to SoC, no other connections. On WUP-DEV-X9, it resides near the second drive connector and is connected to the Classic Controller board (with an MCU between it?). Can be used with a Gamecube Controller. (impedance: high, measures: 3.3v)

+

* TP78 - Fan Pin1

+

* TP83 - Direct to video chip.

+

* TP84 - DDC I2C SDA

+

* 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

+

* TP99 - Direct to DRH, no other connections.

+

* TP110 - DDC I2C SCL

+

* TP151 - Connected to transistor output, goes to SoC

+

* TP177 - RTC (Top) Pin 7

* TP179 - Direct to DRH, pullup resistor?

* TP187 - LV5064 pin21 (and more?)

Line 154: Line 168:

* TP1008 - LV5064 pin14, temp sensing? direct to SoC

* TP1010 - LV5064 pin9, temp sensing? direct to SoC

−

* TP2000 - LED_R, to SMC Pin40, PWM at 100Hz?

−

* TP2001 - LED_Y, to faceplate

−

* TP2002 - Power Button (active low/pullup, pressed=0.0v, not pressed=3.3v)

−

* TP2003 - To some transistor gate?

−

* TP2004 - GND

* TP3000 - Only seen on WUP-DEV-X9, near DRAM

* TP3001 - Only seen on WUP-DEV-X9, near DRAM

Line 180: Line 189:

* TP4002 - Direct to SoC, no other connections. Not present on WUP-DEV-X9. (impedance: 40ohm, measures: 0v)

* TP4003 - Direct to SoC, no other connections. Not present on WUP-DEV-X9. (impedance: high, measures: 3.3v)

+

* TP4004 - ???. Only on WUP-30 and later. By the 2.4GHz WiFi module and goes to pin 2 on the (unpopulated) P15.

=== Removed/Dev Testpoints ===

Lazr

31

edits

Changes

Hardware/Testpoints (view source)

Revision as of 08:20, 24 March 2025