PIC12F510/16F506
FIGURE 5-6:
BLOCK DIAGRAM OF RB4
FIGURE 5-7:
BLOCK DIAGRAM OF GP4
RBPU
Data
Bus
D
Q
Q
Data
Latch
I/O
pin(1)
WR
Port
Data
Bus
D
CK
0
1
Q
Q
Data
Latch
WR
Port
CK
W
Reg
I/O
pin
(1)
D
Q
Q
TRIS
Latch
FOSC/4
Q
W
TRIS ‘f’
Reg
CK
D
TRIS
Latch
TRIS ‘f’
Reset
INTOSC/RC
Q
CK
Reset
INTOSC/RC/EC
CLKOUT Enable
(Note 2)
RD Port
Oscillator
Circuit
OSC1
RD Port
Oscillator
Circuit
OSC1
Note 1: I/O pins have protection diodes to VDD and
Note 1: I/O pins have protection diodes to VDD and VSS.
VSS.
2: Input mode is disabled when pin is used for
oscillator.
DS41268B-page 30
Preliminary
© 2006 Microchip Technology Inc.
ETC [ ETC ]
