DSi XL testpoints
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UTL-CPU-01 testpoints
| number | name (TWL testpoint) | voltage standard | comment |
|---|---|---|---|
| TP1 | EXTB+ | ? | |
| TP2 | VIN | ~5V DC | External charger power input |
| TP3 | Rosc | ? | ? |
| TP4 | RICHG? | ? | Recharge? |
| TP5 | GND | (GND) | ground (near external charger connector) |
| TP6 | V12 | 1.2V power rail | CPU-TWL core voltage |
| TP7 | BT+ | battery + | at 2-pin power connector to UTL-SUB-01 |
| TP8 | VDET- | ? | ? |
| TP9 | DET | ? | ? |
| TP10 | V18 | 1.8V power rail | Various I/O and core voltage (incl. RTC) |
| TP11 | ORANGE | 3V3? | Charging indicator |
| TP12 | VDD10? | 10V power rail | For LCDs |
| TP13 | V33 | 3.3V power rail | Various I/O and core voltage |
| TP14 | GND | (GND) | ground (near PMIC) |
| TP15 | B+ | ? | battery + ? |
| TP16 | VDD-5? | -5V power rail | For LCDs |
| TP17 | PVDD | ? | ? |
| TP18 | VDD5? | 5V power rail | For LCDs |
| TP19 | ? | ? | (to R7 or R104) |
| TP20 | BLA1? | ? | ? |
| TP21 | ? | ? | (to D6) |
| TP22 | Y-? | ? | touchscreen |
| TP23 | BLA2? | ? | ? |
[more TODO]
UTL-SUB-01 testpoints
| number | name (TWL testpoint) | voltage standard | comment |
|---|---|---|---|
| TP1 | ? | ? | to TH1 component |
| TP2 | GND | (GND) | ground |
| TP3 | P06 | 3V3? | D-pad up |
| TP4 | P04 | 3V3? | D-pad right |
| TP5 | P05 | 3V3? | D-pad left |
| TP6 | P07 | 3V3? | D-pad down |
| TP7 | PWSW | ? | raw powerbutton input (to PMIC and BPTWL) |
| TP8 | RED | open collector (at cathode) | Battery low LED (DL1) |
| TP9 | YELLOW | 3V3? (at anode) | WiFi indicator LED (DL4) |
| TP10 | BLUE | open collector (at cathode) | Power on/good LED (DL2) |
| TP11 | ORANGE | 3V3? (at anode) | Charging indicator (DL3) |
| TP12 | VDD42 | 4.2V power supply | Power supply for TP8/TP10 LEDs |