Panasonic KX-DT543-B Service Manual page 63

Pin No. Terminal Name
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
54 TX_SW
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
67 VDD2
68 I2C_SCL
69 I2C_SDA
70 GPIO2
71 GPIO3
72 GPIO4
73 VCC2
74 GPIO5
75 GPIO6
76 GPIO7
77 GPIO8
78 GPIO9
79 VCC3
80 GPI28
81 GPI29
82 TDO
83 TDI
84 TCK
85 TMS
86 RTCK
87 GPIO10
88 GPIO11
89 GPIO12
90 GPIO13
91 GPIO14
92 VDD3
93 VCC4
94 GPIO15
95 GPIO16
Function I/O Setting
HSMICINN I Handset Mic negative input
HSMICINP I Handset Mic positive input
(MICBIAS) O Mic power output
SPP O Hands free Speaker positive output
VCCA33 I Power amplifier supply
SPN O Hands free Speaker negative output
HSSPOUTP O Handset Speaker positive output
HEADSP O Headset Speaker output
NC O Not in use
(DG) I Not in use
XOUT O Crystal oscillator connection (13.824MHz)
XIN I Crystal oscillator connection (13.824MHz)
V1.8 O Supply
VCC33 I Supply
VDD_IF O IF supply
VCC33 I FE & IF supply
VCC33 I PA supply
DG O Not in use
DG O Not in use
DG I Not in use
DG I Not in use
DG - Not in use
DG I Not in use
TEST I TEST pin (Not in use)
DG O Not in use
DG I Not in use
DG I Not in use
DG - Not in use
DG - Not in use
RSTN I Not in use
VCC33 I VCO supply
SPI_DO O LCD Serial data
VDD12 I Core supply voltage
SCL O I2C Clock
SDA I/O I2C Data
PCM_TXD O PCM Send data output to IC300
PCM_FSYNC I PCM Frame sync signal
PCM_SCLK I PCM Clock
VCC33 I Digital system power supply (+3.3V)
PCM_RXD I PCM Receive data input from IC300
SPI2_DI I SPI2 Serial data input
SPI2_DO O SPI2 Serial data output
SPI2_CLK O SPI2 Clock
SPI2_CS O SPI2 Chip select
VCC33 I Digital system power supply (+3.3V)
INTN I Interrupt signal input from IC300
STRAP I Mode select (H or L)
JTAG_TDO O Not in use
JTAG_TDI I Not in use
JTAG_TCK I Not in use
JTAG_TMS I Not in use
JTAG_RTCK O Not in use
NC O Not in use
ST0 O Self-diagnostic mode output
ST1 O Self-diagnostic mode output
ST2 O Self-diagnostic mode output
ST3 O Self-diagnostic mode output
VDD12 I Core supply voltage
VCC33 I Digital system power supply (+3.3V)
LCD_RST O LCD Reset output
(LCD_A0) O LCD Register selection
Contents of Control
63
KX-DT543/KX-DT543-B/KX-DT546/KX-DT546-B
Remarks
Pull-up to MICBIAS at 390Ω
Pull-down to DG at 47kΩ
LCD control port
I2C communication port
I2C communication port
PCM communication port
PCM communication port
PCM communication port
PCM communication port
SPI2 communication port
SPI2 communication port
SPI2 communication port
SPI2 communication port
"H: Normal mode,L: Software
download mode"
For development : JTAG data
output
For development : JTAG data
input
For development : JTAG clock
input
For development : JTAG mode
selection
For development : JTAG return
test clock signal input
LCD control port
LCD control port