參數資料
型號: UPD31172F1-48-FN
元件分類: 外設及接口
英文描述: MULTIFUNCTION PERIPHERAL, PBGA208
封裝: 15 X 15 MM, PLASTIC, FBGA-208
文件頁數: 7/44頁
文件大?。?/td> 279K
代理商: UPD31172F1-48-FN
Data Sheet U14388EJ2V0DS00
15
PD31172
1.4 Recommended Connection of Unused Pins
Connect unused pins as shown in the table below.
Signal Name
Recommended Connection
Signal Name
Recommended Connection
SCLK
Pull up
PPON (1:2)
Leave open
AD (0:24)
OCI (1:2)
Pull down
DATA (0:31)
IEN
Pull down
LCDCS#
Pull up
WAKE
Leave open
RD#
Pull up
SMI#
Leave open
WR#
Pull up
USBRST#
Pull down
LCDRDY
Leave open
CD (0:7)
Pull down
ROMCS (2:3)#
Pull up
STROBE#
Pull up
CKE
Pull down
ACK#
Pull up
UUCAS#
Pull up
BUSY
Pull down
ULCAS#
Pull up
PE
Pull down
MRAS (0:1)#
Pull up
SELECT
Pull down
UCAS#
Pull up
AUTOFEED#
Pull up
LCAS#
Pull up
SELECTIN#
Pull up
IOR#
ERROR#
Pull up
IOW#
INIT#
Pull up
RESET
DIR1284
Leave open
IOCS16#
RXD
Pull down
IOCHRDY
CTS#
Pull up
HOLDRQ#
Leave open
DSR#
Pull up
HOLDAK#
Pull up
TXD
Leave open
SRAS#
Pull up
RTS#
Leave open
SCAS#
Pull up
DTR#
Leave open
BUSRQ (0:1)#
Pull up
DCD#
Pull up
BUSAK (0:1)#
Leave open
RI#
Pull up
INTRP
Leave open
PS2CLK
Pull up
IRQ
Leave open
PS2DATA
Pull up
USBINT#
Leave open
GPIO (0:23)
Pull down
PS2INT
Leave open
EXCS (0:5)#
Leave open
BUSCLK
Pull up
LCDBAK
Leave open
ARBCLKSEL
Pull down
XIN48M
Pull up
DP (1:2)
Pull down
XOUT48M
Leave open
DN (1:2)
Pull down
CLKOUT48M
Leave open
Remark Pins with no particular specification (
) cannot be left unconnected.
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