参数资料
型号: SC16C650BIB48,128
厂商: NXP Semiconductors
文件页数: 8/48页
文件大小: 0K
描述: IC UART SOT313-2
标准包装: 2,000
通道数: 1,UART
FIFO's: 32 字节
电源电压: 2.5V,3.3V,5V
带自动流量控制功能:
带IrDA 编码器/解码器:
带故障启动位检测功能:
带调制解调器控制功能:
带CMOS:
安装类型: 表面贴装
封装/外壳: 48-LQFP
供应商设备封装: 48-LQFP(7x7)
包装: 带卷 (TR)
其它名称: 935274391128
SC16C650BIB48-F
SC16C650BIB48-F-ND
SC16C650B_4
NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 04 — 14 September 2009
16 of 48
NXP Semiconductors
SC16C650B
UART with 32-byte FIFOs and IrDA encoder/decoder
7.
Register descriptions
Table 8 details the assigned bit functions for the seventeen SC16C650B internal registers.
The assigned bit functions are more fully dened in Section 7.1 through Section 7.11.
[1]
The value shown represents the register’s initialized HEX value; X = n/a.
[2]
These registers are accessible only when LCR[7] = 0.
[3]
These bits are only accessible when EFR[4] is set.
[4]
This function is not supported in the HVQFN32 package, and should not be written.
[5]
OUT2 pin is not supported in the HVQFN32 package, and this bit should not be written.
Table 8.
SC16C650B internal registers
A2
A1
A0
Register Default
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
General register set[2]
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
interrupt
RTS
interrupt
Xoff
interrupt
Sleep
mode[3]
modem
status
interrupt
receive
line status
interrupt
transmit
holding
register
receive
holding
register
0
1
0
FCR
00
RCVR
trigger
(MSB)
RCVR
trigger
(LSB)
TX
trigger
(MSB)[3]
TX
trigger
(LSB)[3]
DMA mode
select[4]
XMIT
FIFO
reset
RCVR
FIFO
reset
FIFO
enable
0
1
0
ISR
01
FIFOs
enabled
FIFOs
enabled
INT
priority
bit 4
INT
priority
bit 3
INT priority
bit 2
INT
priority
bit 1
INT
priority
bit 0
INT
status
0
1
LCR
00
divisor
latch
enable
set
break
set parity even
parity
enable
stop bits
word
length
bit 1
word
length
bit 0
1
0
MCR
00
Clock
select[3]
IR
enable[3]
INT type
select[3]
loopback
OUT2[5]
OUT1,
RTS
DTR
1
0
1
LSR
60
FIFO
data
error
trans.
empty
trans.
holding
empty
break
interrupt
framing
error
parity
error
overrun
error
receive
data
ready
1
0
MSR
X0
DCD
RI
DSR
CTS
DCD
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[7]
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
Enhanced register set[8]
0
1
0
EFR
00
Auto
CTS
Auto
RTS
Special
char.
select
Enable
IER[4:7],
ISR[4,5],
FCR[4,5],
MCR[5:7]
Cont-3
Tx, Rx
control
Cont-2
Tx, Rx
control
Cont-1
Tx, Rx
control
Cont-0
Tx, Rx
control
1
0
Xon1
00
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
1
0
1
Xon2
00
bit 15
bit 14
bit 13
bit 12
bit 11
bit 10
bit 9
bit 8
1
0
Xoff1
00
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
1
Xoff2
00
bit 15
bit 14
bit 13
bit 12
bit 11
bit 10
bit 9
bit 8
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