Panasonic KX-DT543-B Service Manual page 64

KX-DT543/KX-DT543-B/KX-DT546/KX-DT546-B
Pin No. Terminal Name
96 GPIO18
97 GPIO19
98 GPIO20
99 GPIO22
100 GPIO23
101 GPIO24
102 GPIO25
103 EXGPIO0
104 QCSN0
105 DQ3
106 QVCC
107 DQ1
108 QSCLK
( 109 ) Exposed Die Pad
Function I/O Setting
(SPI_CLK) O LCD Serial clock
(SPI_CS0) O LCD Chip select
NC O Not in use
NC O Not in use
URX I Receive data from Jabra / Software down-
load data
UTX O Send data to Jabra / Software download
data
NC I/O Not in use
NC I/O Not in use
S# O QSPI Flash chip select 0
DQ3 I/O QSPI Flash data pin 3
VCC33 I Digital system power supply (+3.3V)
DQ1 I/O QSPI Flash data pin 1
C O QSPI Flash serial clock
DG I Ground
Contents of Control
64
Remarks
LCD control port
LCD control port
Select the software download
mode by STRAP(81 pin)
Select the software download
mode by STRAP(81 pin)
QSPI Flash communication port
QSPI Flash communication port
QSPI Flash communication port
QSPI Flash communication port