TP Nets: Difference between revisions
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== Old 3DS == | == Old 3DS == | ||
The signals were figured out using a PicoScope 2206B running at 20 MS/s, ±5 V, 8-bit, 1:10, DC. | The signals were figured out using a PicoScope 2206B running at 20 MS/s, ±5 V, 8-bit, 1:10, DC. All measures of digital signals were referenced by the square GND pad at the bottom left corner. | ||
{| class="wikitable" | {| class="wikitable" | ||
! TP !! Net Name !! U[V] !! | ! TP !! Net Name !! U[V] !! S/O/A !! <nowiki> A/D/P/G|PP/OC|R/T </nowiki> !! Domain !! f[Hz] !! Description | ||
|- | |- | ||
! TP1 | |||
| GND || 0V || S || G || Charger || - || | |||
|- | |- | ||
! TP2 | |||
| +1.2V || 1.2V || O || P || ? || - || | |||
|- | |- | ||
| . | ! TP3 | ||
| +3.3V || 3.3V || O || P || ? || - || | |||
|- | |- | ||
! TP4 | |||
| Uchrg || 5V || S || P || Charger || - || | |||
|- | |- | ||
| | ! TP5 | ||
| Uchrg || 1.8V || O || P || Charger || - || | |||
|- | |- | ||
! TP6 | |||
| +2.8V || 2.8V || O || P || ? || - || | |||
|- | |- | ||
| | ! TP7 | ||
| +1.8V || 1.8V || S || P || ? || - || | |||
|- | |- | ||
| .. || | ! TP8 | ||
| Ubat || 3.5V-3.8V || S || P || Battery || - || | |||
|- | |- | ||
! TP9 | |||
| +3.9V || 3.6V-3.9V || S || P || ? || - || 3.9V when off, around 3.6V when active | |||
|- | |- | ||
! TP10 | |||
| +1.8V || 1.8V || S || P || ? || - || | |||
|- | |- | ||
! TP11 | |||
| +1.8V || 1.8V || S || P || ? || - || | |||
|- | |- | ||
| | ! TP12 | ||
| +4V || 3.7V-4V || O || P || ? || - || 4V during standby, around 3.75V when active | |||
|- | |- | ||
| | ! .. | ||
| || || || || || || | |||
|- | |- | ||
| | ! TP41 | ||
| Bot Screen Lights Source || 10V || A || P || ? || - || | |||
|- | |- | ||
| | ! TP42 | ||
| Bot Screen Lights Sink || 0.2V || A || P || ? || - || | |||
|- | |- | ||
| | ! .. | ||
| || || || || || || | |||
|- | |- | ||
| | ! TP46 | ||
| Enable? Supply? || 3.2V || A || PP?P? || ? || - || High when displays are active but low during boot | |||
|- | |- | ||
| | ! .. | ||
| || || || || || || | |||
|- | |- | ||
| | ! TP48 | ||
| HEADPHONES-GND || 2.2Vpp || O? || G || headphone || ~ 33kHz || Headphone ground | |||
|- | |- | ||
| | ! TP49 | ||
| HEADPHONE-PD || 1V || O || OC || headphone || - || headphone Plug Detection | |||
|- | |- | ||
| | ! TP50 | ||
| HEADPHONE-LEFT || 2.2Vpp || A || A+PP || headphone || || measured to TP48, AC | |||
|- | |- | ||
| | ! TP51 | ||
| HEADPHONE-RIGHT || 2.2Vpp || A || A+PP || headphone || || measured to TP48, AC | |||
|- | |- | ||
| | ! .. | ||
| || || || || || || | |||
|- | |- | ||
| | ! TP58 | ||
| WLAN button || 1.8V || O || OC || side buttons || - || | |||
|- | |- | ||
| | ! .. | ||
| || || || || || || | |||
|- | |- | ||
| | ! TP68 | ||
| JPAD-Y || 0.2V-1.5V || A || A || circle pad || - || Voltage U > D | |||
|- | |- | ||
| | ! TP69 | ||
| JPAD-X || 0.2V-1.5V || A || A || circle pad || - || Voltage L > R | |||
|- | |- | ||
| | ! .. | ||
| || || || || || || | |||
|- | |- | ||
| | ! TP80 | ||
| START || 1.8V || O || OC || main buttons || - || | |||
|- | |- | ||
| | ! TP81 | ||
| SELECT || 1.8V || O || OC || main buttons || - || | |||
|- | |- | ||
| | ! TP82 | ||
| R || 1.8V || O || OC || main buttons || - || | |||
|- | |- | ||
| | ! TP83 | ||
| L || 1.8V || O || OC || main buttons || - || | |||
|- | |- | ||
| . | ! TP84 | ||
| +1.8V || 1.8V || O || P? || ? || - || perhaps voltage rail for buttons? | |||
|- | |- | ||
| | ! TP85 | ||
| DPAD-U || 1.8V || O || OC || main buttons || - || | |||
|- | |- | ||
| | ! TP86 | ||
| X || 1.8V || O || OC || main buttons || - || | |||
|- | |- | ||
| | ! TP87 | ||
| DPAD-L || 1.8V || O || OC || main buttons || - || | |||
|- | |- | ||
| | ! TP88 | ||
| Y || 1.8V || O || OC || main buttons || - || | |||
|- | |- | ||
| | ! TP89 | ||
| A || 1.8V || O || OC || main buttons || - || | |||
|- | |- | ||
| | ! TP90 | ||
| DPAD-R || 1.8V || O || OC || main buttons || - || | |||
|- | |- | ||
| | ! TP91 | ||
| DPAD-D || 1.8V || O || OC || main buttons || - || | |||
|- | |- | ||
| | ! TP92 | ||
| B || 1.8V || O || OC || main buttons || - || | |||
|- | |- | ||
| | ! TP93 | ||
| ? || 0V || S || G? D? A? || ? || - || | |||
|- | |- | ||
| | ! TP94 | ||
| ? || 0V || S || G? D? A? || ? || - || | |||
|- | |- | ||
| | ! .. | ||
| || || || || || || | |||
|- | |- | ||
| | ! TP96 | ||
| +3.2V || 3.2V || O || P? || ? || - || | |||
|- | |- | ||
| | ! .. | ||
| || || || || || || | |||
|- | |- | ||
| | ! TP131 | ||
| (TOP-?)SCREEN-PWM || 1.8V || A || D || ? || 1166.7kHz || 2.7% (darkest) - 25% (brightest) dutycycle | |||
|- | |- | ||
| | ! TP132 | ||
| (BOT-?)SCREEN-PWM || 1.8V || A || D || ? || 1166.7kHz || 5% (darkest - 54% (brightest) dutycycle | |||
|- | |||
! .. | |||
| || || || || || || | |||
|- | |||
! TP189 | |||
| VIDEO-CLK || 1.8Vp || A || D+T || video signal || 11.1MHz || at home screen | |||
|- | |||
! TP190 | |||
| VIDEO-HSYNC || 1.8Vp || A || D+R || video signal || 24.77kHz || at home screen | |||
|- | |||
! TP191 | |||
| VIDEO-VSYNC || 1.8Vp || A || D+R || video signal || 59.8Hz ~60 || at home screen | |||
|- | |||
! .. | |||
| || || || || || || | |||
|- | |||
! TP213 | |||
| TOUCH-Y? || 2V, 2Vp || O || D, D+R || touch || || | |||
|- | |||
! TP214 | |||
| TOUCH-X? || 0V, 2Vp || O || A, A+R || touch || || | |||
|- | |||
! TP215 | |||
| TOUCH-Y? || 2V, 2Vp || O || D, D+R || touch || || | |||
|- | |||
! TP216 | |||
| TOUCH-X? || 0V, 2Vp || O || A, A+R || touch || || | |||
|- | |||
! .. | |||
| || || || || || || | |||
|- | |||
! TP249 | |||
| NAND-DAT0 || || O? || PP? || nand || || | |||
|- | |||
! TP250 | |||
| NAND-DAT1 || || O? || PP? || nand || || | |||
|- | |||
! TP251 | |||
| NAND-DAT2 || || O? || PP? || nand || || | |||
|- | |||
! TP252 | |||
| NAND-DAT3 || || O? || PP? || nand || || | |||
|- | |||
! TP253 | |||
| NAND-CMD || || O? || PP? || nand || || | |||
|- | |||
! TP254? | |||
| NAND-CLK? || || O? || PP? || nand || || | |||
|} | |} | ||
[1] Presence: | [1] Presence: S = Static (always present); O = Device On; A = Active (not in standby). | ||
[2] Electrical characteristics: Signal Type: A = Analogue; D = Digital; P = Power; G = Ground; Driver: PP = Push Pull; OC = Open Collector; PU/PD = Pull Up/Down Typical Waveforms: R = Rectangular; T = Triangular; | [2] Electrical characteristics: Signal Type: A = Analogue; D = Digital; P = Power; G = Ground; Driver: PP = Push Pull; OC = Open Collector; PU/PD = Pull Up/Down Typical Waveforms: R = Rectangular; T = Triangular; |