PIC16C432/JW Microchip Technology, PIC16C432/JW Datasheet - Page 30

• Manufacturer Part Number: PIC16C432/JW
• Description: IC MCU CMOS 8BIT 20MHZ 2K 20CDIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C432/JW

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: LIN (Local Interconnect Network)
• Peripherals: Brown-out Detect/Reset, POR, WDT
• Number Of I /o: 12
• Program Memory Size: 3.5KB (2K x 14)
• Program Memory Type: EPROM, UV
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 20-CDIP (0.300", 7.62mm) Window
• For Use With: AC164029 - MODULE SKT PROMATEII 20DIP/SSOPDVA16XP201 - ADAPTER DEVICE FOR MPLAB-ICE
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

PIC16C432
FIGURE 6-3:
FIGURE 6-4:
DS41140B-page 28
Instruction
PC
(Program
Counter)
Fetch
Instruction
Execute
TMR0
OSC1
CLKOUT
TMR0 Timer
T0IF bit
(INTCON<2>)
GIE bit
(INTCON<7>)
INSTRUCTION FLOW
PC
Instruction
Fetched
Instruction
Executed
Note 1: T0IF interrupt flag is sampled here (every Q1).
(3)
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
2: Interrupt latency = 3Tcy, where Tcy = instruction cycle time.
3: CLKOUT is available only in RC Oscillator mode.
Q1
PC-1
FEh
Inst (PC)
Inst (PC-1)
Q2
TIMER0 TIMING: INTERNAL CLOCK/PRESCALE 1:2
TIMER0 INTERRUPT TIMING
PC
1
MOVWF TMR0
Q3
PC
T0+1
Q4
Q1
MOVF TMR0,W
Write TMR0
executed
FFh
Inst (PC+1)
1
Inst (PC)
PC+1
Q2
PC +1
Q3
MOVF TMR0,W
Preliminary
Read TMR0
reads NT0
Q4
PC+2
Q1
Interrupt Latency Time
00h
Dummy cycle
Q2
MOVF TMR0,W
PC +1
Read TMR0
reads NT0
PC+3
Q3
NT0
Q4
MOVF TMR0,W
Read TMR0
reads NT0
Q1
PC+4
01h
Dummy cycle
Inst (0004h)
Q2
0004h
Q3
Read TMR0
reads NT0
MOVF TMR0,W
2002 Microchip Technology Inc.
PC+5
Q4
Q1
02h
Read TMR0
reads NT0 + 1
Inst (0004h)
NT0+1
Inst (0005h)
Q2
0005h
PC+6
Q3
Q4