| 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?
|
?
|
?
|