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參數資料
型號: W83877AF
廠商: WINBOND ELECTRONICS CORP
元件分類: 外設及接口
英文描述: Multi-Function I/O Port Controller(多功能輸入/輸出口控制器)
中文描述: MULTIFUNCTION PERIPHERAL, PQFP100
封裝: QFP-100
文件頁數: 147/171頁
文件大小: 1634K
代理商: W83877AF
W83877AF
Publication Release Date: Sep. 1996
Preliminary Version 0.50
- 145 -
9.3.3 UART/Parallel Port
PARAMETER
SYMBOL
TEST
CONDITIONS
MIN.
MAX.
UNIT
Delay from Stop to Set Interrupt
T
SINT
9/16
Baud
Rate
Delay from IOR Reset Interrupt
T
RINT
100 pF Loading
1
μ
S
Delay from Initial IRQ Reset to
Transmit Start
T
IRS
1/16
8/16
Baud
Rate
Delay from to Reset interrupt
T
HR
100 pF Loading
175
nS
Delay from Initial IOW to interrupt
T
SI
9/16
16/16
Baud
Rate
Delay from Stop to Set Interrupt
T
STI
1/2
Baud
Rate
Delay from IOR to Reset Interrupt
T
IR
100 pF Loading
250
nS
Delay from IOR to Output
T
MWO
100 pF Loading
200
nS
Set Interrupt Delay from Modem
Input
T
SIM
250
nS
Reset Interrupt Delay from IOR
T
RIM
250
nS
Interrupt Active Delay
T
IAD
100 pF Loading
25
nS
Interrupt Inactive Delay
T
IID
100 pF Loading
30
nS
Baud Divisor
N
100 pF Loading
2
16
-1
9.3.4 Extension Adapter Mode
PARAMETER
SYM.
TEST
CONDITIONS
MIN.
TYP.
MAX.
UNIT
XRD
,
XWR
Delay from IOR , IOW
tx1
50
nS
XA<0:2> Delay from SA<0:2>
tx2
50
nS
XD<0:7> Setup time
tx3
50
nS
XD<0:7> Hold time
tx4
0
nS
IRQ & Delay from XIRQ
tx5
50
nS
DRQX Delay from XDRQ
tx6
50
nS
XDACK
Delay from
DACKX
tx7
50
nS
XTC Delay from TC
tx8
50
nS
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