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edits
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Add TP4004
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* TP1 - wire goes all the way down near RTC? Also connects to SoC.+* TP6 - To video chip and SoC+* TP7 - Fan Pin3+* TP8 - U13 pin4+* 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.+* 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 Pin18, regulator-related?+
−* TP16 - Connects to SMC Pin29, regulator-related?+* TP20 - Direct to SoC, no other connections. (impedance: 1Megohm)+* 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 Pin27, regulator-related?
−* TP38 - Connects to SMC Pin17, regulator-related?
−* TP39 - Connects to SMC Pin20, regulator-related?
−* TP56 - Direct to SoC, no other connections. (impedance: high)
−* TP57 - Direct to SoC, no other connections. (impedance: high)
−* TP60 - Connects to RAM module?
−* TP61 - Connects to RAM module?
−* 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. On WUP-DEV-X9, it resides near the second drive connector. (impedance: high, measures: 3.3v)
−* TP70 - TP2002
−* TP78 - Fan Pin1
−* TP80 - SMC Pin15, rear fan enable?
−* 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 - SMC Pin35, connected to TP152, 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.
−* 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 and Bluetooth+* TP151 - Connected to transistor output, goes to SoC
−* TP152 - SMC Pin35, connected to TP88
−* TP153 - SMC I2C SCL
−* TP154 - SMC I2C SDA?
−* TP155 - Connected to SMC Pin14, and SoC(?)
−* TP156 - Connected to SMC Pin23, to Mitsumi/vWii module?
−* TP157 - Connected to SMC Pin19, to closer WiFi module?
−* TP2000 - To SMC Pin40
−* TP2001 - To faceplate
−* TP2002 - Power Button (active low/pullup, pressed=0.0v, not pressed=3.3v)
−* TP2003 - To some transistor gate?
−* TP2004 - GND
== General ==
== 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 ==
== 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)
* TP101 - CLK (impedance: 40ohm)
* TP102 - CS (impedance: high)
* TP102 - CS (impedance: high)
Line 19:
Line 19:
* TP48 - DEBUG6
* TP48 - DEBUG6
* TP49 - DEBUG7
* 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 ==
== Disc Drive ==
Line 30:
Line 69:
* TP114 - Disc drive 3.3V always-on rail
* TP114 - Disc drive 3.3V always-on rail
−== Misc/Unk ==
+== SD Card ==
−* TP21 - CLK (Pin5)
−* TP22 - CMD (Pin2)
−* TP23 - DAT0 (Pin7)
−* TP24 - DAT1 (Pin8)
−* TP25 - DAT2 (Pin9)
−* TP26 - CD/DAT3 (Pin1)
−* TP27 - CD1 (Card-Detect signal)
−* TP28 - WP2 (Write-Protect signal)
−* TP29 - VDD
−* TP30 - GND
−== Voltage Related ==
−* TP31 - Sensor Bar GND PWM
−* TP21 - SDCard CLK (Pin5)
+* TP32 - Sensor Bar 12v
−* TP22 - SDCard CMD (Pin2)
+* TP73 - RTC Battery 3v3
−* TP23 - SDCard DAT0 (Pin7)
+* TP111 - HDMI 5v supply
−* TP24 - SDCard DAT1 (Pin8)
−* TP25 - SDCard DAT2 (Pin9)
−* TP26 - SDCard CD/DAT3 (Pin1)
−* TP27 - SDCard CD1
−* TP28 - SDCard WP2
−* TP58 - Connects to RAM module?
−* TP59 - Connects to RAM module?
−* TP62 - Connects to RAM module?
−* TP64 - To U1014 (comparator?) pin12
−* TP73 - backup battery 3v3?
−* TP111 - To HDMI connector?
* TP115 - 15V DC plug positive
* TP115 - 15V DC plug positive
* TP116 - 15V DC plug positive
* TP116 - 15V DC plug positive
Line 99:
Line 95:
* TP125 - ARM/IOP PGOOD
* TP125 - ARM/IOP PGOOD
* TP126 - ARM/IOP LV5065 TD1/TD2?
* 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 - ??? power rail, 1.0v
+* TP129 - PPC power rail, 1.15v
−* TP130 - ??? GND
+* TP130 - PPC power rail GND
−* TP132 - to comparators?
+* TP132 - 3v3/12v PGOOD
* TP135 - 5v power rail A
* TP135 - 5v power rail A
* TP136 - 12v power rail
* TP136 - 12v power rail
* TP137 - 3v3 power rail B ref GND
* TP137 - 3v3 power rail B ref GND
* TP138 - 3v3 power rail B
* TP138 - 3v3 power rail B
−* TP139 - 3v3 power rail, not on while Wii U on
+* TP139 - WiFi module 3v3
−* TP141 - Connected to RTC. Pulled up by Q1080?
+* TP141 - Connected to RTC. WiFi module 3v3 enable.
−* TP142 - ??? power rail
+* TP142 - 3v3 power rail for HDMI Encoder
−* 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, otherwise front LED blinks red upon pressing power.
−* TP149 - Connected to LV5066 pin2 (EN) and RTC. 1.5v enable.
−* 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?
−* TP158 - 1.5v power rail A
* TP158 - 1.5v power rail A
* TP160 - GND
* TP160 - GND
Line 135:
Line 121:
* TP168 - 3v3 power rail C
* TP168 - 3v3 power rail C
* TP169 - 3v3 power rail C ref GND
* TP169 - 3v3 power rail C ref GND
−* TP170 - Eject Button (active low/pullup, pressed=0.0v, not pressed=3.3v)
+* TP171 - Connects to SMC Pin28, to faceplate?
+== Misc/Unk ==
−* TP172 - Connects to SMC Pin36, to Mitsumi/vWii module?
+* TP1 - wire goes all the way down near RTC? Also connects to SoC.
−* TP173 - Connects to SMC Pin37, 5GHz Wifi idk
+* TP6 - To video chip and SoC
−* TP174 - Connects to SMC Pin38, 2.4GHz Wifi idk
+* TP7 - Fan Pin 3
−* TP175 - Connected to RTC and SMC, pulses between 3.3v and 0v
+* 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?
* TP179 - Direct to DRH, pullup resistor?
* TP187 - LV5064 pin21 (and more?)
* TP187 - LV5064 pin21 (and more?)
−* TP191 - Direct to SoC, no other connections.
+* TP191 - Direct to SoC, no other connections. Nearby Espresso JTAG vias.
* TP1000 - Direct to SoC, no other connections. (impedance: 40ohm)
* TP1000 - Direct to SoC, no other connections. (impedance: 40ohm)
* TP1001 - Direct to SoC, no other connections. (impedance: 40ohm)
* TP1001 - Direct to SoC, no other connections. (impedance: 40ohm)
Line 154:
Line 168:
* TP1008 - LV5064 pin14, temp sensing? direct to SoC
* TP1008 - LV5064 pin14, temp sensing? direct to SoC
* TP1010 - LV5064 pin9, temp sensing? direct to SoC
* TP1010 - LV5064 pin9, temp sensing? direct to SoC
−* TP3000 - Only seen on WUP-DEV-X9, near DRAM
* TP3000 - Only seen on WUP-DEV-X9, near DRAM
* TP3001 - 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)
* 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)
* 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 ===
=== Removed/Dev Testpoints ===