mc68hc05l25 Freescale Semiconductor, Inc, mc68hc05l25 Datasheet - Page 52

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

Input/Output Ports (I/O)
52
INTERNAL HC05
INTERNAL HC05
DATA BUS
DATA BUS
WRITE $0000
WRITE OPTN:$000A
WRITE OPTN:$0008
WRITE OPTN:$0000
READ OPTN:$000A
READ $0000
WRITE $0000
READ OPTN:$0008
READ OPTN:$0000
WRITE OPTN:$0008
WRITE OPTN:$000A
WRITE OPTN:$0000
READ $0000
READ OPTN:$000A
READ OPTN:$0008
READ OPTN:$0000
RESET
RESEt
(RST)
(RST)
Figure 7-5. Port A6/RMO I/O Circuitry
Figure 7-4. Port A5/AD1 I/O Circuitry
DATA DIRECTION
A/D CONVERTER
DATA DIRECTION
REGISTER BIT
REGISTER BIT
REGISTER BIT
REGISTER BIT
REGISTER BIT
REGISTER BIT
REGISTER BIT
REGISTER BIT
OPEN DRAIN
OPEN DRAIN
MC68HC05L25 Data Sheet, Rev. 3.1
TIME BASE
PULLUP
SYSTEM
SYSTEM
PULLUP
DATA
DATA
PULLUP
PULLUP
LOGIC
LOGIC
OUTPUT
OUTPUT
Freescale Semiconductor
R PULLUP
R PULLUP
PIN
I/O
PIN
I/O