PIC12F509-I/P Microchip Technology Inc., PIC12F509-I/P Datasheet - Page 21

• Manufacturer Part Number: PIC12F509-I/P
• Description: 8 PIN, 1.5 KB FLASH, 41 RAM, 6 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC12F509-I/P

• Cpu Speed: 1 MIPS
• Eeprom Memory: 0 Bytes
• Frequency: 4 MHz
• Input Output: 6
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 8-pin PDIP
• Programmable Memory: 1.5K Bytes
• Ram Size: 41 Bytes
• Speed: 4 MHz
• Timers: 1-8-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

TABLE 4-2:
© 2005 Microchip Technology Inc.
00h
01h
02h
03h
04h
05h
06h
07h
N/A
N/A
N/A
Legend: – = unimplemented, read as ‘0’, x = unknown, u = unchanged, q = value depends on condition.
Note 1:
Address
(1)
2:
If Reset was due to wake-up on pin change, then bit 7 = 1. All other Resets will cause bit 7 = 0.
Other (non Power-up) Resets include external reset through MCLR, Watchdog Timer and wake-up on pin
change Reset.
INDF
TMR0
PCL
STATUS
FSR
OSCCAL
PORTB
PORTC
TRISB
TRISC
OPTION
Name
SPECIAL FUNCTION REGISTER (SFR) SUMMARY (PIC16F505)
Uses Contents of FSR to Address Data Memory (not a physical
register)
8-bit Real-Time Clock/Counter
Low-order 8 bits of PC
Indirect Data Memory Address Pointer
RBWUF
RBWU
CAL6
Bit 7
—
—
—
—
RBPU TOCS
CAL5
Bit 6
—
—
—
—
—
I/O Control Register
I/O Control Register
CAL4
Bit 5
RB5
RC5
PA0
Preliminary
TOSE
CAL3
Bit 4
RC4
RB4
TO
PIC12F508/509/16F505
CAL2
Bit 3
RC3
PSA
RB3
PD
CAL1
Bit 2
RB2
RC2
PS2
Z
CAL0
Bit 1 Bit 0
RB1
RC1
PS1
DC
RB0
RC0
PS0
—
C
xxxx xxxx
xxxx xxxx
1111 1111
0-01 1xxx
110x xxxx
1111 111-
--xx xxxx
--xx xxxx
--11 1111
--11 1111
1111 1111
Power-On
Value on
Reset
DS41236B-page 19
(2)
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