DSi XL testpoints

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