參數資料
型號: HD40A4669
廠商: Hitachi,Ltd.
英文描述: Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit(帶雙音多頻電路的低電壓微計算機)
中文描述: 低電壓如同在微機芯片的DTMF產生電路(帶雙音多頻電路的低電壓微計算機)
文件頁數: 77/142頁
文件大?。?/td> 894K
代理商: HD40A4669
HD404669 Series
77
Serial Interface
Serial Interface Overview
Function
8-bit serial data transmission/reception
Features
Multiple transmit clock sources
External clock
Internal prescaler output clock
System clock
High/low control in idle states
Configuration
Serial data register 1 (SR1L: $006, SR1U: $007)
Serial mode register 1 A (SM1A: $005)
Serial mode register 1 B (SM1B: $028)
Port mode register A (PMRA: $004)
Miscellaneous register (MIS: $00C)
Octal counter (OC1)
Selector
The block diagram of the serial interface is shown in figure 58.
相關PDF資料
PDF描述
HD404668 Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit(帶雙音多頻電路的低電壓微計算機)
HD404669 Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit(帶雙音多頻電路的低電壓微計算機)
HD407A4669 Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit(帶雙音多頻電路的低電壓微計算機)
HD404719FS Five timer/counters
HD404439FS Five timer/counters
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