參數(shù)資料
型號: μPD78058F
廠商: NEC Corp.
元件分類: 8位微控制器
英文描述: 8 Bit Single Chip Microcontrollers
中文描述: 8位單片機(jī)微控制器
文件頁數(shù): 27/76頁
文件大?。?/td> 571K
代理商: ΜPD78058F
27
μ
PD78056F, 78058F
Figure 5-12. Serial Interface Channel 2 Block Diagram
5.9
Real-Time Output Port Functions
Data set previously in the real-time output buffer register is transferred to the output latch by hardware concurrently
with timer interrupt request and external interrupt request generation in order to output to off-chip. This is a real-time
output function. Pins to output to off-chip are called real-time output ports.
By using a real-time output port, a signal which has no jitter can be output. This is most applicable to control of
stepping motors, etc.
Figure 5-13. Real-Time Output Port Block Diagram
RxD/SI2/P70
TxD/SO2/P71
ASCK/SCK2/P72
INTSER
INTSR/INTCSI2
INTST
f
XX
-f
XX
/2
10
Internal Bus
Receive Buffer Register
(RXB/SIO2)
Direction Control Circuit
Receive Shift Register
(RXS)
Receive Control Circuit
Direction Control Circuit
Transmit Shift Register
(TXS/SIO2)
Transmit Control Circuit
SCK Output
Control Circuit
Baud Rate
Generator
Internal Bus
P127
P120
Output Latch
Real-Time Output
Buffer Register
Higher 4 Bits
(RTBH)
Real-Time Output
Buffer Register
Higher 4 Bits
(RTBL)
Real-Time Output Port Mode
Register (RTPM)
Output Trigger
Control Circuit
INTP2
INTTM1
INTTM2
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