PIC16C64A-04I/L Microchip Technology, PIC16C64A-04I/L Datasheet - Page 66

• Manufacturer Part Number: PIC16C64A-04I/L
• Description: IC MCU OTP 2KX14 PWM 44PLCC
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C64A-04I/L

• Core Size: 8-Bit
• Program Memory Size: 3.5KB (2K x 14)
• Core Processor: PIC
• Speed: 4MHz
• Connectivity: I²C, SPI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Type: OTP
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• Controller Family/series: PIC16C
• No. Of I/o's: 33
• Ram Memory Size: 128Byte
• Cpu Speed: 4MHz
• No. Of Timers: 3
• No. Of Pwm Channels: 1
• Embedded Interface Type: I2C, SPI
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164309 - MODULE SKT FOR PM3 44PLCC444-1001 - DEMO BOARD FOR PICMICRO MCUDVA16XL441 - ADAPTER DEVICE ICE 44PLCC309-1040 - ADAPTER 44-PLCC ZIF TO 40-DIP309-1039 - ADAPTER 44-PLCC TO 40-DIPDV007003 - PROGRAMMER UNIVERSAL PROMATE II
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: PIC16C64A-04I/LR; PIC16C64A-04I/LR

PIC16C6X
FIGURE 7-3:
FIGURE 7-4:
DS30234D-page 66
Instruction
PC
(Program
Counter)
Fetch
Instruction
Execute
TMR0
INSTRUCTION
FLOW
GIE bit
(INTCON<7>)
T0IF bit
(INTCON<2>)
Instruction
fetched
Instruction
executed
Timer0
CLKOUT(3)
OSC1
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
PC
T0
Note 1: Interrupt flag bit T0IF is sampled here (every Q1).
PC-1
TIMER0 TIMING: INTERNAL CLOCK/PRESCALE 1:2
TMR0 INTERRUPT TIMING
Q1
2: Interrupt latency = 4Tcy where Tcy = instruction cycle time.
3: CLKOUT is available only in RC oscillator mode.
FEh
Inst (PC)
Inst (PC-1)
Q2
1
PC
MOVWF TMR0
Q3
PC
T0+1
Q4
MOVF TMR0,W MOVF TMR0,W MOVF TMR0,W
Q1
Write TMR0
executed
FFh
PC+1
Inst (PC+1)
Inst (PC)
Q2
1
PC +1
Q3
Read TMR0
reads NT0
Q4
PC+2
Q1
00h
Dummy cycle
Q2
Read TMR0
reads NT0
PC +1
PC+3
Q3
NT0
Q4
MOVF TMR0,W
Read TMR0
reads NT0
Q1
PC+4
01h
Dummy cycle
Inst (0004h)
Q2
0004h
MOVF TMR0,W
Q3
Read TMR0
reads NT0
1997 Microchip Technology Inc.
PC+5
Q4
Q1
Read TMR0
reads NT0 + 1
02h
NT0+1
Inst (0004h)
Inst (0005h)
PC+6
Q2
0005h
Q3
Q4
T0