PIC16C56A/JW Microchip Technology, PIC16C56A/JW Datasheet - Page 40

• Manufacturer Part Number: PIC16C56A/JW
• Description: IC MCU EPROM 1KX12 18CDIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C56A/JW

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Peripherals: POR, WDT
• Number Of I /o: 12
• Program Memory Size: 1.5KB (1K x 12)
• Program Memory Type: EPROM, UV
• Ram Size: 25 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 18-CDIP (0.300", 7.62mm) Window
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Connectivity: -

PIC16C5X
FIGURE 8-3:
FIGURE 8-4:
TABLE 8-1:
DS30453D-page 38
Legend: x = unknown, u = unchanged, - = unimplemented. Shaded cells not used by Timer0.
Address
Instruction
01h
N/A
Instruction
PC
(Program
Counter)
Fetch
Instruction
Execute
PC
(Program
Counter)
Fetch
Timer0
Timer0
Instruction
Executed
OPTION
Name
TMR0
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
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
T0
REGISTERS ASSOCIATED WITH TIMER0
PC-1
PC-1
TIMER0 TIMING: INTERNAL CLOCK/NO PRESCALER
TIMER0 TIMING: INTERNAL CLOCK/PRESCALER 1:2
Timer0 - 8-bit real-time clock/counter
Bit 7
—
MOVWF TMR0
MOVWF TMR0
T0+1
PC
PC
T0+1
Bit 6
—
MOVF TMR0,W MOVF TMR0,W MOVF TMR0,W
MOVF TMR0,W MOVF TMR0,W MOVF TMR0,W MOVF TMR0,W MOVF TMR0,W
Write TMR0
executed
T0+2
Write TMR0
executed
T0CS
Bit 5
PC+1
PC+1
T0SE
Preliminary
Bit 4
NT0
Read TMR0
reads NT0
Read TMR0
reads NT0
PC+2
PC+2
Bit 3
PSA
Read TMR0
reads NT0
Read TMR0
reads NT0
NT0
Bit 2
PS2
PC+3
PC+3
NT0
Bit 1
PS1
MOVF TMR0,W
Read TMR0
reads NT0
Read TMR0
reads NT0
NT0
PC+4
PC+4
Bit 0
PS0
MOVF TMR0,W
2002 Microchip Technology Inc.
Read TMR0
reads NT0 + 1
Read TMR0
reads NT0
NT0+1
xxxx xxxx
--11 1111
Power-on
PC+5
PC+5
Value on
Reset
Read TMR0
reads NT0 + 2
Read TMR0
reads NT0 + 1
NT0+2
NT0+1
PC+6
PC+6
uuuu uuuu
--11 1111
WDT Reset
MCLR and
Value on
T0