PIC12F509T-I/MC Microchip Technology, PIC12F509T-I/MC Datasheet - Page 36

• Manufacturer Part Number: PIC12F509T-I/MC
• Description: 1.5 KB Flash, 41 RAM, 6 I/O 8 DFN 2X3mm T/R
• Manufacturer: Microchip Technology
• Series: PIC® 12Fr

Specifications of PIC12F509T-I/MC

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 4MHz
• Peripherals: POR, WDT
• Number Of I /o: 5
• Program Memory Size: 1.5KB (1K x 12)
• Program Memory Type: FLASH
• Ram Size: 41 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-DFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164334 - MODULE SOCKET FOR 8L 2X3MM DFNAC162059 - HEADER INTRFC MPLAB ICD2 8/14PINDVA12XP080 - ADAPTER DEVICE FOR MPLAB-ICE
• Eeprom Size: -
• Data Converters: -
• Connectivity: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

PIC12F508/509/16F505
FIGURE 6-3:
TABLE 6-1:
DS41236E-page 36
01h
N/A
N/A
N/A
N/A
Legend:
Note 1:
Address
Instruction
Instruction
Executed
Fetch
PC
(Program
Counter)
Timer0
2:
3:
TMR0
OPTION
OPTION
TRISGPIO
TRISC
Shaded cells are not used by Timer0. – = unimplemented, x = unknown, u = unchanged.
PIC12F508/509 only.
PIC16F505 only.
The TRIS of the T0CKI pin is overridden when T0CS = 1.
Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4
T0
Name
PC – 1
(2), (3)
REGISTERS ASSOCIATED WITH TIMER0
(1)
(2)
(1), (3)
TIMER0 TIMING: INTERNAL CLOCK/PRESCALE 1:2
MOVWF TMR0 MOVF TMR0,W MOVF TMR0,W MOVF TMR0,W MOVF TMR0,W MOVF TMR0,W
Timer0 – 8-bit Real-Time Clock/Counter
GPWU
RBWU
T0 + 1
PC
Bit 7
—
—
GPPU
RBPU
Bit 6
—
—
Write TMR0
executed
PC + 1
I/O Control Register
T0CS
T0CS
Bit 5
RC5
Read TMR0
reads NT0
T0SE
T0SE
Bit 4
RC4
PC + 2
Bit 3
PSA
PSA
RC3
Read TMR0
reads NT0
NT0
PC + 3
Bit 2
RC2
PS2
PS2
Bit 1
RC1
PS1
PS1
Read TMR0
reads NT0
PC + 4
Bit 0
PS0
PS0
RC0
© 2009 Microchip Technology Inc.
Read TMR0
reads NT0 + 1
xxxx xxxx
1111 1111
1111 1111
--11 1111
--11 1111
Power-On
Value on
PC + 5
Reset
Read TMR0
reads NT0 + 2
NT0 + 1
uuuu uuuu
1111 1111
1111 1111
--11 1111
--11 1111
PC + 6
All Other
Value on
Resets