參數(shù)資料
型號: MC68HC05G3
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 2 MHz, MICROCONTROLLER, PQFP80
封裝: QFP-80
文件頁數(shù): 97/128頁
文件大?。?/td> 290K
代理商: MC68HC05G3
Page 60
MOTOROLA
Section 6: INPUT/OUTPUT PORTS
MC68HC05G3 (705G4) Specification Rev. 1.1
6.6
PORT F
Port F pins serve two basic functions: A/D converter input pins and general-purpose input
pins. See 10.4.4 CH3:CH0 - CHANNEL SELECT BITS.
Since no output drive logic is associated with port F, there is no DDRF register and the write
to the PORTF register has no meaning.
6.6.1
PORT F DATA REGISTER (PORTF)
READ:
anytime (returns pin level)
WRITE:
has no meaning or effect
RESET:
unaffected; always input port
PF7
$0005
PF6
PF5
PF4
PF3
PF2
PF1
PF0
PORTF
B7
B6
B5
B4
B3
B2
B1
B0
UUUUUUUU
RESET:
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