參數(shù)資料
型號: ST16C580CQ48-F
廠商: Exar Corporation
文件頁數(shù): 7/39頁
文件大?。?/td> 0K
描述: IC UART FIFO 16B 48TQFP
標(biāo)準(zhǔn)包裝: 250
特點(diǎn): *
通道數(shù): 1,UART
FIFO's: 16 字節(jié)
電源電壓: 2.97 V ~ 5.5 V
帶自動流量控制功能:
帶IrDA 編碼器/解碼器:
帶故障啟動位檢測功能:
帶調(diào)制解調(diào)器控制功能:
帶CMOS:
安裝類型: 表面貼裝
封裝/外殼: 48-TQFP
供應(yīng)商設(shè)備封裝: 48-TQFP(7x7)
包裝: 托盤
ST16C580
15
Rev. 1.22
REGISTER FUNCTIONAL DESCRIPTIONS
The following table delineates the assigned bit functions for the fifteen 580 internal registers. The assigned
bit functions are more fully defined in the following paragraphs.
Table 5, ST16C580 INTERNAL REGISTERS
A2 A1 A0
Register
BIT-7
BIT-6
BIT-5
BIT-4
BIT-3
BIT-2
BIT-1
BIT-0
[Default]
Note *5
General Register Set
0
RHR [XX]
bit-7
bit-6
bit-5
bit-4
bit-3
bit-2
bit-1
bit-0
0
THR [XX]
bit-7
bit-6
bit-5
bit-4
bit-3
bit-2
bit-1
bit-0
0
1
IER [00]
CTS
RTS
Xoff
Sleep
modem
receive
transmit
receive
interrupt
mode
status
line
holding
interrupt
status
register
interrupt
0
1
0
FCR [00]
RCVR
TX
DMA
XMIT
RCVR
FIFO
trigger
mode
FIFO
enable
(MSB)
(LSB)
(MSB)
(LSB)
select
reset
0
1
0
ISR [01]
FIFO’s
INT
enabled
priority
status
bit-4
bit-3
bit-2
bit-1
bit-0
0
1
LCR [00]
divisor
set
even
parity
stop
word
latch
break
parity
enable
bits
length
enable
bit-1
bit-0
1
0
MCR [00]
Clock
IR
0
loop
-OP2
-OP1
-RTS
-DTR
select
enable
back
1
0
1
LSR [60]
FIFO
trans.
break
framing
parity
overrun
receive
data
empty
holding
interrupt
error
data
error
empty
ready
1
0
MSR [X0]
CD
RI
DSR
CTS
delta
-CD
-RI
-DSR
-CTS
1
SPR [FF]
bit-7
bit-6
bit-5
bit-4
bit-3
bit-2
bit-1
bit-0
Special Register Set: Note *3
0
DLL [XX]
bit-7
bit-6
bit-5
bit-4
bit-3
bit-2
bit-1
bit-0
0
1
DLM [XX]
bit-15
bit-14
bit-13
bit-12
bit-11
bit-10
bit-9
bit-8
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