K850
1203-2528 rev. 1
MEASUREMENT POINTS
Connectivity ADC & I2C
ME
A
S
U
R
EMEN
T
P
O
IN
T
S
Made for
Document Nr
Revision
VDDE18
AID_AD
VBACKUP
I2CCLK1
I2CDAT1
TESTOUT
VAD
AB3100
C10
A5
C7
B7
D8
C8
A8
B8
C9
B9
A9
C11
N2000
3A
1000-8142
VDD_ADC
LDOD
AUTO
CTL
ADC
10bit
AD_OUT
GPADC AND AUTOADC
Ericsson AB 3100
OP AND SERVICES
GPA4
GPA0
GPA1
GPA2
GPA3
GPA5
GPA6
GPA7
GPA12
TXON
AB3100
B13
C13
N2000
3A
1000-8142
SDA
SCL
I2C IF
Ericsson AB 3100
OP AND SERVICES
TX_ADSTR
100nF
C2400
VAUDIO26
OPTOSENSE
22pF
C2431
<NM>
4.7Kohms
R2442
22pF
C2432
<NM>
4.7Kohms
R2443
GND
GPIO_RST
MAX7327
D2420
21
20
19
23
22
25
9
24
18
1200-1951
HEATSLUG
INT
MAX7327_MAIN
SCL
SDA
RST
AD0
AD2
GND
V+
100nF
C2550
GND
LD_AD
ASTA/ANJA
D2000
Y20
AA21
1200-0795
SHARED_I2C_IF_(ACC+APP_#0)
Asta/Anja_CONNECTIVITY
I2CSCL
I2CSDA
ASTA/ANJA_SH_I2C
ASTA/ANJA
D2000
Y21
W20
1200-0795
ASTA/ANJA_APP_I2C
I2CSDA2
I2CSCL2
Asta/Anja_CONNECTIVITY
ST2405
21
1
2
ST2407
3.3Kohms
R2403
3.3Kohms
R2404
3.3Kohms
R2401
3.3Kohms
R2402
4.7Kohms
R2421
4.7Kohms
R2422
0ohms
R24103
<NM>
VDDE18
VDDE18
VDDE18
RTEMP
VBACKUP
TESTOUT
VAD
I2CDAT0
I2CCLK0
TX_ADSTR
VAUDIO26
VAUDIO26
AID_AD
OPTOSENSE
I2CCLK1
I2CDAT1
OPTOTEMP
LD_AD
VDDE18
Place R2443 and C2432
close to the display assembly
Place R2442 and C2431
close to the Thor RF module
Placeholder for Sofia
EDGE only variant
Application & System Performance
Connectivity ADC & I2C
1200-1887 Page 11
3
SEMC Troubleshooting Manual
39
(101)