WorksheetsMCA SET-3
Total questions: 49
Worksheet time: 25mins
SPI Stands for
Serial Peripheral Interface
Serial Program Interface
Serial Peripheral Interrrupt
Synchronous Peripheral Interface
In the 16F877A, SSPCON stands for__________
Synchronous serial port control register
synchronous several port control register
Synchronous serial port counter register
Synchronous Slave port control register
In the 16F877A , MSSP stands for ________
Master synchronous serial port Module
Make synchronous serial port Mode
Mater serial slave port mode
None of the above
The digital output of ADC module is _____ bit.
8
9
10
12
In PIC, _______ is used to prevent the controller from endless loop
RC Oscillator
Watch Dog Timer
SLEEP Mode
None of the above
How many analog channels are available in ADC module in PIC 16F877A?
2
4
6
8
The PIC 16F8XX, the size of the program flash memory is _____ words
8K X 14
8K X 12
8K X 16
8K X 8
The file register space in PIC 16FXX is divided into _____ byte banks
256
64
32
128
In PIC 16f877A ,the size of data RAM is______
256 bytes
128 bytes
368 bytes
4K bytes
The file register space in PIC 16FXX is divided into _____ banks .
1
2
3
4
In PIC 16f877A ,the total program memory is divided in to ____ pages.
1
3
4
2
In pic 16f877a ,the size of program memory is ______.
128 bytes
4 K bytes
8 K bytes
256 bytes
If RP1=1 & RP0=0 ,which bank will selected in PIC 16f877A.
BANK 0
BANK 1
BANK 2
BANK 3
If RP1=0& RP0=0 ,which bank will selected in PIC 16f877A.
BANK 0
BANK 1
BANK 2
BANK 3
If RP1=1 & RP0=1 ,which bank will selected in PIC 16f877A.
BANK 0
BANK 1
BANK 2
BANK 3
If RP1=0 & RP0=1 ,which bank will selected in PIC 16f877A.
BANK 0
BANK 1
BANK 2
BANK 3
In PIC16F877A,the reset vector address is
0001H
0008H
0004H
0000H
In PIC16F877A,the interrupt vector address is
0001H
0008H
0004H
0000H
An _____ stack is used for the program counter in PIC 16f877a.
6-level
13-level
16-level
8-level
The program counter in 16f 877a is _____ bit wide
12
13
14
15
PIC 16F877, all the ports are available in _____ port.
Bank0
Bank1
Bank2
Bank3
In the PIC 16F877A, which bank all port direction control registers are available.
Bank0
Bank1
Bank2
Bank3
In PIC 16f877a, PORTA consists of ___ no of pins.
8
3
6
5
In PIC 16f877a, PORTB consists of ___ no of pins.
8
3
6
5
In PIC 16f877a, PORTC consists of ___ no of pins.
3
8
6
5
In PIC 16f877a, PORTD consists of ___ no of pins.
6
3
8
5
In PIC 16f877a, PORTE consists of ___ no of pins.
8
3
6
5
Which condition/s of MCLR (master clear) pin allow to reset the PIC?
HIGH
LOW
Moderate
None of the above
In the PIC 16F877, setting a TRIS bit to ‘1’ will configure the port as ---------- port
I/P
O/P
I/O
None of the above
In the PIC 16F877, setting a TRIS bit to ‘0’ will configure the port as ---------- port
I/P
O/P
I/O
None of the above
To make PORT B an output port , we must place _____ in register TRISB
1
0
Both a & b
None of the above
To make PORT D an input port , we must place _____ in register TRISD
1
0
Both a & b
None of the above
In PIC 16f877a, PORT used for analog channels are ____&____.
PORTA &PORTB
PORTA &PORTC
PORTC &PORTB
PORTA &PORTE
PGC & PGD pins in PORTB of PIC16F877A are related to
CCP
PSP
Programming
WDT
How much delay is required to synchronize the external clock at TOCKI in Timer '0' of PIC 16C61?
2- cycles
8- cycles
4- cycles
6- cycles
What is the purpose of setting TOIE bit in INTCON along with GIE bit?
For setting the TOIF flag in INTCON due to generation of Timer 0 overflow interrupt
For setting the TOIE flag in INTCON due to generation of Timer 0 overflow interrupt
For setting the RBIF flag in INTCON due to generation of PORTB change interrupt
None of the above
Where do the conversion interrupt flag (ADIF) end after an accomplishment of analog-to-digital (ADC) conversion process?
INTCON
ADCON0
OPTION
None of the above
How much time is required for conversion per channel if PIC 16C71 possesses four analog channels, each comprising of 8-bits
10 μs
15 μs
20 μs
30 μs
What is the purpose of acquiring two different bits from INTCON register for performing any interrupt operation in PIC 16C61 / 71 ?
One for enabling & one for disabling the interrupt
One for enabling the interrupt & one for its occurrence detection
One for setting or clearing the RBIE bit
None of the above
Which among the below specified combination of interrupts belong to the category of the PIC 16C61 / 71?
External , Timer/ Counter & serial Port Interrupts
Internal , External & Timer/Counter Interrupts
External , Timer 0 & Port B Interrupts
Internal, External, Timer 0 & PortA Interrupts
Which condition results in setting the GIE bit of INTCON automatically ?
Execution of retfie instruction at the beginning of ISR
Execution of retfie instruction at the end of ISR
Execution of retfie instruction along with interrupt enable bit
Execution of retfie instruction along with interrupt disable bit
What kind of external edge-sensitive interrupt is generated due to transition effect at pin RBO/ INT ?
INT
RBO
INTF
All of the above
Which bit-register pair plays a significant role in configuring the rising or falling edge triggering levels in external interrupts of PIC 16C61/71 ?
INTF bit - INTCON register
INTEDG bit - OPTION register
INT bit -INTCON register
INTE bit - OPTION register
Consider the following statements . Which of them is /are incorrect?
By enabling INTE bit of an external interrupt can wake up the processor before entering into sleep mode
INTF bit is set in INTCON only when a valid interrupt signal arrives at INT pin
During the occurrence of interrupt, GIE bit is set in order to prevent any further interrupts.
goto instruction written in program memory cannot direct the program control to ISR
Duration of time signal is high
T ON Time
T OFF Time
Both A and B
None of These
Duration of time signal is Low
T ON Time
T OFF Time
Both A and B
None of These
Ratio of time on and Total Time period is know as
T ON Time
T OFF Time
Both A and B
Duty Cycle
It is represented as the sum of on-time and off-time of PWM signal
T ON Time
T OFF Time
Period
Duty Cycle
What is the Full Form of PWM IN PIC16F877A ?
Pluse Width Module
Pluse Width Modulation
Period width modulation
Pluse Width Manually
