Panasonic KX-DT543 - Page 64

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