參數(shù)資料
型號(hào): 7640
英文描述: IrDA. protocol handler plus endec for DCE Apps, -40C to +85C, 18-PDIP, TUBE
中文描述: 7640組數(shù)據(jù)表數(shù)據(jù)表1885K/SEP.05.00
文件頁數(shù): 38/97頁
文件大?。?/td> 1885K
代理商: 7640
37
Ver 1.4
MITSUBISHI MICROCOMPUTERS
7640 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
1.18 SERIAL I/O
The Serial I/O has the following main features:
Synchronous transmission or reception
Handshaking via SRDY output signal
8-bit character length
Interrupt after transmission or reception
Internal Clock
(When serial I/O synchronous clock select bit is “1”,
internal clock source divided by 2, 4, 8, 16, 32, 64,
128, 256 can be selected). If bit 1 of SIO Control Reg
ister 2 is “0”, internal clock source = ; if bit 1 of SIO
Control Register 2 is “1”, internal clock source =
SCSGCLK.)
External Clock
(When SIO synchronous clock select bit is “1”, an
external clock input from the SCLK pin is selected).
An SPI compatible mode in which the TxD and RxD
pins function as MOSI and MISO pins, respectively.
Four (SPI compatible) clock phase and polarity options.
A block diagram of the clock synchronous SIO is shown
in Figure 1.36.
Fig. 1.36. Clock Synchronous SIO Block Diagram
1
1
1
1
1
1
1
1
Φ
1
S
Data Bus
S
C
SRD
Y
P80 Latch
P81 Latch
SCLK
P83 Latch
STXD
S
SIO Interrupt Request
S
SRXD
0
1
P
P
0
1
R
E
0
SCSGCLK
1
0
0
1
C
SRD
Y
SPI Slave
Divider
SPI
SCSel
CPol
CPha
0
1
SPI
SSPI
Selected
相關(guān)PDF資料
PDF描述
7641 7641 Group Datasheet Datasheet 2145K/MAR.26.02
7643 IrDA. protocol handler plus endec for DCE Apps, -40C to +85C, 18-SOIC 300mil, TUBE
765-11-(SERIES) Analog IC
765-11-20K Analog IC
765-11-25A Analog IC
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