User Guide

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Tomahawk
Charger connector
Fbus TX
BOTTOM CONNECTOR
Fbus RX
Vout
XMIC N
XMIC P
XEAR P
ACI
System connector
Microphone contacts
TOMAHAWK
Tomahawk
STITxD
J109
STISClk
"BATTERY CONNECTOR"
VCHAR
GND
ACCESSORY REGULATOR
8kHz for DAI
STIRxD
ACI pull up
For After Sales
TXP
XEAR N
na
VPP
J110
0
1
2
R108
0R
10n
C113
VBAT
GND
VFLASH1
C100
V100
1PMT16AT3
GND
27p
/2 VWM16V? 34
GND
1
2
PRODTP2
R105
5
6
7
8
9
0
J200
5
X101
1
10
11
12
13
14
GND
AGND
2
3
4
220k
R104
22p
X102 na
2
GND
1+
C104
PRODTP5
0
1
VBAT
/2 47R
R100
1
2
R100
/2 47R
0
GND
GNDGND
PRODTP6
R102
PRODTP7
PRODTP1
2 /2 47R
C110
22p
XEAR_N
L102
EXC24CB102U
1
23
4
100k
12
VBATTRF
0
1
2
R107
C103
R105
/2 VWM16V?
270p
J107
J100
C101
1u0
R106
47k
L103
EXC24CB102U
1
23
4
LP3985IM5X
N100
-2.8
BYP
GND
VEN
VINVOUT
1
XMIC_N
na
B101
1
OUT
2
GND
1u0
C102
1
GND
J112
XEAR_P
0
0
GND
GND
GND
GND
GND
J101
A1 A3
B2 GND
C1 C3
GND
1n0
C106
R103
IP4043CX5
1.5A
F100
GND
R109
100k
10n
C111
10n
C109
10n
C108
10n
C107
R101
2
J103
/2 47R
0
1
PRODTP3
GND
/2 47R
1
R102
J106 J111
GND
1
R101
/2 47R
GND
L107
600R/100MHz
GND
J401
5
XMIC_P
42R/100MHz
L100
J102
C105
J104
J108
22p
X103
BSI
GND
VBATT
GND
PRODTP4
34
600R/100MHz
L106
2
R110
/2 VWM16V?
R110
/2 VWM16V? 1
BSI
VBATT
PUSL(3:0)
AUDUEMCTRL(3:0)
BTEMP
SLOWAD(6:0)
GPIO(31:0)
HOOKINT
RFAUX(1:0)
UIDRV(5:0)
PWRONX
SIMIF(3:0)
IACCDIF(5:0)
HEADINT
USB_DIG(6:0)
CHARGER(4:0)
DSP_MCUTEST(2:0)
ACCDIF(2:0)
GENIO(31:0)
XMIC(2:0)
MIC(2:0)
FMANT
XEAR(3:0)