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KX-DT543/KX-DT543-B/KX-DT546/KX-DT546-B
14 Exploded View and Replacement Parts List
14.1. IC Data
14.1.1.
IC410
Pin No.
Terminal Name
Function
I/O Setting
Contents of Control
Remarks
1
DQ2
DQ2
I/O
QSPI Flash data pin 2
QSPI Flash communication port
2
DQ0
DQ0
I/O
QSPI Flash data pin 0
QSPI Flash communication port
3
GPIO26
NC
O
Not in use
4
GPIO27
ASIC_INT
I
Interrupt signal input from IC150
5
VCC1
VCC33
I
Digital system power supply (+3.3V)
6
EXGPIO9
RESET
O
Reset output to IC300
7
EXGPIO10
LCD_BL
O
LCD backlight LED control port
8
EXGPIO6
NC
O
Not in use
9
EXGPIO7
NC
O
Not in use
10
EXGPIO8
ASIC_RST
O
Reset output to IC150
11
EXGPIO5
NC
O
Not in use
12
VDD_DPU_DAIF
V1.8
I
DAIF supply input voltage
13
PLL2VSSA
DG
I
PLL2 analog ground
14
PLL2VDDA
VDD12
I
PLL2 supply voltage
15
PLL1VDDA
VDD12
I
PLL1 supply voltage
16
PLL1VSSA
DG
I
PLL1 analog ground
17
VDD1
VDD12
I
Core supply voltage
18
COREOUT
COREOUT
O
Internal DPU core power output (1.2V)
19
VBAT
VCC33
I
Not in use
20
DOUBCAP2N
DOUBCAP2N
-
Voltage multiplier CAP2 negative connec-
tion
21
DOUBCAP2P
DOUBCAP2P
-
Voltage multiplier CAP2 positive connec-
tion
22
DOUBCAP1N
DOUBCAP1N
-
Voltage multiplier CAP1 negative connec-
tion
23
DOUBCAP1P
DOUBCAP1P
-
Voltage multiplier CAP1 positive connec-
tion
24
DOUT3V0
VCC33
-
Not in use
25
DOUT4V5
LCD_PWR
-
LCD backlight LED supply voltage
26
LIN0
HEADSETMIC
I
Headset Mic input
27
LEDSINK22/DCIN1
(DG)
I
Not in use
Pull-down to DG at 47k
Ω
28
DCIN2
(DG)
I
Not in use
Pull-down to DG at 47k
Ω
29
DCIN3/LIN1
(DG)
I
Not in use
Pull-down to DG at 47k
Ω
30
LEDSINK1/PWM1
NC
O
Not in use
31
VREF
VREF
O
VCCA reference voltage
32
VCCA
(VCCA33)
I
Analog power
Pull-up to VCCA33 at 10
Ω
33
MIN
MICN
I
Hands free Mic negative input
34
MIP
MICP
I
Hands free Mic positive input
IC410
83
TDI
84
TCK
85
TMS
86
RTCK
87
GPIO10
88
GPIO11/SPIM_DI
89
GPIO12/SPIM_DO
90
GPIO13/SPIM_CLK
91
GPIO14/SPIM_CS
92
VDD3
93
VCC4
94
GPIO15
95
GPIO16
96
GPIO18
97
GPIO19
98
GPIO20
99
GPIO22/XD7
100
GPIO23/XD6
101
GPIO24/XD5
102
GPIO25/XD4
103
QCSN1/EXGPIO0
104
QCSN0
105
DQ3
106
QVCC
107
DQ1
108
QSCLK
1
DQ2
2
DQ0
3
GPIO26/XD3
4
GPIO27/XD2
5
VCC1
6
XD1/EXGPIO9
7
XD0/EXGPIO10
8
XOEN/EXGPIO6
9
XWEN/EXGPIO7
10
XA0/EXGPIO8
11
XCSN3/EXGPIO5
12
VDD_DPU_DAIF
13
PLL2VSSA
14
PLL2VDDA
15
PLL1VDDA
16
PLL1VSSA
17
VDD1
18
COREOUT
19
VBAT
20
DOUBCAP2N
21
DOUBCAP2P
22
DOUBCAP1N
23
DOUBCAP1P
24
DOUT3V0
25
DOUT4V5
26
DOUT2V5/DCIN0/LIN0
27
LEDSINK2/DCIN1
28 DCIN2
29 DCIN3/LIN1
30 LEDSINK1/PWM1
31 VREF
32 VCCA
33 MIN
34 MIP
35 HSMIN
36 HSMIP
37 MPWR
38 SPOUTP
39 VCCPA
40 SPOUTN
41 HSSPOUTP
42 LOUT
43 PWM0
44 DCINS
45 XOUT
46 XIN
47 VDD_APU
48 VBAT_APU
49 VDD_IF
50 VCC_FE_IF
51 VCC_PA
52 BAL_OUT2
53 BAL_OUT1
55
ANT1
56
GND_RF
57
ANT2
58
TEST
59
RX_SW
60
LNA_INN
61
LNA_INP
62
ATST_N
63
ATST_P/EXT_LNA
64
RSTN
65
VCC_VCO
66
GPIO17/[ON/OFF]
67
VDD2
68
GPIO0/I2C_SCL
69
GPIO1/I2C_SDA
70
GPIO2/TDM_TXD
71
GPIO3/TDM_RXD
72
GPIO4/TDM_FSYNC
73
VCC2
74
GPIO5/TDM_SCLK
75
GPIO6
76
GPIO7
77
GPIO8
78
GPIO9
79
VCC3
80
USBDM/GPI28
81
USBDP/GPI29
109
GND
54 TX_SW
82
TDO