參數(shù)資料
型號: M34519M8-XXXFP
元件分類: 微控制器/微處理器
英文描述: 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDSO42
封裝: 0.450 INCH, 0.80 MM PITCH, PLASTIC, SSOP-42
文件頁數(shù): 114/162頁
文件大?。?/td> 960K
代理商: M34519M8-XXXFP
4519 Group
Rev.3.01
2005.06.15
page 55 of 160
REJ03B0007-0301
(5) How to use serial I/O
Figure 44 shows the serial I/O connection example. Serial I/O inter-
rupt is not used in this example. In the actual wiring, pull up the
wiring between each pin with a resistor. Figure 44 shows the data
transfer timing and Table 16 shows the data transfer sequence.
Fig. 44 Serial I/O connection example
SOUT
SRDY signal
SCK
SIN
D3
SCK
SOUT
SIN
D3
Master (clock control)
Serial I/O interrupt
enable bit
(SNZSI instruction valid)
Interrupt control
register V2
Serial I/O control
register J1
Serial I/O port
SCK,SOUT,SIN
Instruction clock/8 selected
as synchronous clock
Slave (external clock)
Serial I/O interrupt
enable bit
(SNZSI instruction valid)
0
1
(Bit 3)
(Bit 0)
1
0
0
1
11
: Set an arbitrary value.
Serial I/O control
register J1
Serial I/O port
SCK,SOUT,SIN
(Bit 3)
(Bit 0)
(Bit 3)
(Bit 0)
Interrupt control
register V2
(Bit 3)
(Bit 0)
External clock selected
as synchronous clock
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