mc68hc05l25 Freescale Semiconductor, Inc, mc68hc05l25 Datasheet - Page 51

• Manufacturer Part Number: mc68hc05l25
• Description: M68hc05 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Freescale Semiconductor
INTERNAL HC05
DATA BUS
WRITE $0000
WRITE OPTN:$000A
WRITE OPTN:$0008
WRITE OPTN:$0000
READ OPTN:$000A
READ $0000
READ OPTN:$0008
READ OPTN:$0000
RESEt
(RST)
Figure 7-3. Port A4/AD0/EVI I/O Circuitry
EVENT COUNTER
DATA DIRECTION
A/D CONVERTER
REGISTER BIT
REGISTER BIT
REGISTER BIT
REGISTER BIT
OPEN DRAIN
MC68HC05L25 Data Sheet, Rev. 3.1
SYSTEM
SYSTEM
PULLUP
DATA
PULLUP
LOGIC
OUTPUT
R PULLUP
PIN
I/O
Port A
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