參數(shù)資料
型號: MC68HSC05K0DW
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, MICROCONTROLLER, PDSO16
封裝: SOIC-16
文件頁數(shù): 75/154頁
文件大?。?/td> 1544K
代理商: MC68HSC05K0DW
General Description
Pin Assignments
MC68HC05K0 MC68HC05K1 — Rev. 2.0
Technical Data
MOTOROLA
General Description
27
1.6.2.5 External Clock Signal
An external clock from another complementary metal oxide
semiconductor (CMOS)-compatible device can drive the OSC1 input,
with the OSC2 pin unconnected, as Figure 1-9 shows.
Figure 1-9. External Clock Connections
1.6.3 RESET
A logic 0 on the RESET pin forces the MCU to a known startup state.
1.6.4 IRQ/VPP
The IRQ/VPP pin has these functions:
Applying asynchronous external interrupt signals.
Applying the personality EPROM programming voltage
(MC68HC05K1 only). See 9.3 PEPROM Registers.
1.6.5 PA7–PA0
PA7–PA0 are the pins of port A, a general-purpose, bidirectional I/O
All port A pins have mask-optional pulldown devices that sink
approximately 100
MCU
OSC1
OSC2
EXTERNAL
CMOS CLOCK
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