參數資料
型號: HD404392S
廠商: Hitachi,Ltd.
英文描述: 4-bit HMCS400-series microcomputer(4位單片微計算機)
中文描述: 4位HMCS400系列微電腦(4位單片微計算機)
文件頁數: 49/100頁
文件大?。?/td> 610K
代理商: HD404392S
HD404344R Series/HD404394 Series
49
Prescaler
The MCU has one built-in prescaler, S (PSS). This divides the system clock and outputs the divided clock
to the peripheral function modules as shown in figure 25.
Clocks for timers B and C except for external events, and clocks for serial interface except for the external
clock are all selected from the prescaler output by programming each mode register.
Prescaler S is an 11-bit counter which inputs the system clock. After an MCU reset clears the prescaler to
$000, it begins dividing the system clock. Prescaler S stops operating due to either an MCU reset or stop
mode. It cannot be stopped by any other mode.
Timer B
Timer C
Serial
System
clock
Prescaler S
Figure 25 Prescaler Output Supply
相關PDF資料
PDF描述
HD404341R 4-bit HMCS400-series microcomputer(4位單片微計算機)
HD404394S 4-bit HMCS400-series microcomputer(4位單片微計算機)
HD404612 4-Bit Single-Chip Microcomputer
HD404612FS 4-Bit Single-Chip Microcomputer
HD404612H 4-Bit Single-Chip Microcomputer
相關代理商/技術參數
參數描述
HD404394 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:4-bit microcomputer has an A/D converter
HD404394FP 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-bit microcomputers
HD404394FT 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-bit microcomputers
HD404394S 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller
HD404418F 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller