getc

OpenTimerx

Configure the selected timer.

Function	Processor
OpenTimer0	All supported processors that have Timer 0
OpenTimer1	All supported processors that have Timer 1
OpenTimer2	All supported processors that have Timer 2
OpenTimer3	18F1220 18F1320
OpenTimer3	18C601 18C801 18F2220 18F2320 18F2420 18F4320 18F2221 18F2321 18F4221 18F4321 18F2410 18F2510 18F2515 18F2610 18F4410 18F4510 18F4515 18F4610 18F2423 18F2523 18F4423 18F4523 18F2455 18F2550 18F4455 18F4550 18F2480 18F2580 18F4480 18F4580 18F2420 18F2520 18F4420 18F4520 18F2525 18F2620 18F4525 18F4620 18F2682 18F2685 18F4682 18F4685 18F6390 18F6490 18F8390 18F8490 18F6585 18F8585 18F6680 18F8680
OpenTimer3	PIC18F6520 PIC18F8520 PIC18F6620 PIC18F8620 PIC18F6720 PIC18F8720 PIC18F6527 PIC18F6622 PIC18F6627 PIC18F6722 PIC18F8527 PIC18F8622 PIC18F8627 PIC18F8722 PIC18F65J10 PIC18F65J15 PIC18F66J10 PIC18F66J15 PIC18F67J10 PIC18F85J10 PIC18F85J15 PIC18F86J10 PIC18F86J15 PIC18F87J10 PIC18F66J60 PIC18F66J65 PIC18F67J60 PIC18F86J60 PIC18F86J65 PIC18F87J60 PIC18F96J60 PIC18F96J65 PIC18F97J60 PIC18F66J11 PIC18F66J16 PIC18F67J11 PIC18F86J11 PIC18F86J16 PIC18F87J11
OpenTimer3	18F6310 18F6410 18F8310 18F8410
OpenTimer4	All supported processors that have Timer 4
OpenTimer5	All supported processors that have Timer 5

Also See: CloseTimer StartTimer StartTimerInterrupt StopTimer StopTimerInterrupt

OpenTimer0

Requirements:

Syntax:

OpenTimer0(config as uByte, intConfig as uByte)

Processors Valid For:

All supported processors

config Constants:

T0_ON T0_OFF	Initial On/Off State Timer 0 on Timer 0 off
T0_8BIT T0_16BIT	Timer 0 8/16 bit Selection 8 Bit 16 Bit
T0_CLK_T0CKI T0_CLK_INTERNAL	Timer 0 Clock Source Transition on T0CKI pin Internal instruction cycle
T0_HI2LOW_EDGE T1_LOW2HI_EDGE	Timer 0 Edge Selection Increment on high to low transition of T0CKI pin Increment on low to high transition of T0CKI pin
T0_PS_1_1 T0_PS_1_2 T0_PS_1_4 T0_PS_1_8 T0_PS_1_16 T0_PS_1_32 T0_PS_1_64 T0_PS_1_128 T0_PS_1_256	Prescaler Selection 1:1 1:2 1:4 1:8 1:16 1:32 1:64 1:128 1:256

intConfig Constants:

T0_INT_OFF	Timer 0 Interrupts disabled
T0_INT_HIGH	Timer 0 High Priority Interrupts Enabled
T0_INT_LOW	Timer 0 Low Priority Interrupts Enabled

Example:

Open Timer 0 as an 8 bit timer with an internal clock source, a prescaler selection of 1:1, and the high priority interrupt enabled

OpenTimer0(T0_8BIT + T0_CLK_INTERNAL + T0_PS_1_1,T0_INT_HIGH)

OpenTimer1

Requirements:

Syntax:

OpenTimer1(config as uByte, intConfig as uByte)

Processors Valid For:

All supported processors

config Constants:

T1_8BIT_RW T1_16BIT_RW	R/W Mode 8 Bit Read/Write 16 Bit Read/Write
T1_PS_1_1 T1_PS_1_2 T1_PS_1_4 T1_PS_1_8	Prescaler 1:1 1:2 1:4 1:8
T1_OSC_ON T1_OSC_OFF	Timer 1 Oscillator Enabled Disabled
T1_SYNC_OFF T1_SYNC_ON	External Clock Input Synchronization Not Synchronized Synchronized
T1_EXT_CLK T1_INT_CLK	Clock Source External Clock ( from RC0/T1OSO/T13CKI pin ) Internal Clock (Fosc/4)
T1_ON T1_OFF	Initial On/Off State On Off

intConfig Constants:

T1_INT_OFF	Timer 1 Interrupts disabled
T1_INT_HIGH	Timer 1 High Priority Interrupts Enabled
T1_INT_LOW	Timer 1 Low Priority Interrupts Enabled

Example:

Open Timer 1 with 16 bit R/W, internal clock source, a prescaler selection of 1:1, and the high priority interrupt enabled

OpenTimer1(T1_16BIT_RW + T1_PS_1_1 + T1_INT_CLK ,T1_INT_HIGH)

OpenTimer2

Requirements:

Syntax:

OpenTimer2(config as uByte, intConfig as uByte)

Processors Valid For:

All supported processors

config Constants:

T2_ON T2_OFF	Initial On/Off State On Off
T2_POSTSCALE_1_1 T2_POSTSCALE_1_2 T2_POSTSCALE_1_3 T2_POSTSCALE_1_4 T2_POSTSCALE_1_5 T2_POSTSCALE_1_6 T2_POSTSCALE_1_7 T2_POSTSCALE_1_8 T2_POSTSCALE_1_9 T2_POSTSCALE_1_10 T2_POSTSCALE_1_11 T2_POSTSCALE_1_12 T2_POSTSCALE_1_13 T2_POSTSCALE_1_14 T2_POSTSCALE_1_15 T2_POSTSCALE_1_16	Postscaler 1:1 1:2 1:3 1:4 1:5 1:6 1:7 1:8 1:9 1:10 1:11 1:12 1:13 1:14 1:15 1:16
T2_PRESCALE_1_1 T2_PRESCALE_1_4 T2_PRESCALE_1_16	Prescaler 1:1 1:4 1:16

intConfig Constants:

T2_INT_OFF	Timer 2 Interrupts disabled
T2_INT_HIGH	Timer 2 High Priority Interrupts Enabled
T2_INT_LOW	Timer 2 Low Priority Interrupts Enabled

Example:

Open Timer 2 with a prescaler of 1:1, a postscaler of 1:3, and a low priority interrupt.

OpenTimer2(T2_POSTSCALE_1_3 + T2_PRESCALE_1_1 ,T1_INT_LOW)

OpenTimer3

Requirements:

Syntax:

OpenTimer3(config as uByte, intConfig as uByte)

Processors Valid For:

18F1220 18F1320

config Constants:

T3_8BIT_RW T3_16BIT_RW	R/W Mode 8 Bit Read/Write 16 Bit Read/Write
T3_PS_1_1 T3_PS_1_2 T3_PS_1_4 T3_PS_1_8	Prescaler 1:1 1:2 1:4 1:8
T3_CCP_SRC T1_CCP_SRC	CCP Clock Source Timer3 Timer1
T3_SYNC_OFF T3_SYNC_ON	External Clock Input Synchronization Not Synchronized Synchronized
T3_EXT_CLK T3_INT_CLK	Clock Source External Clock ( from T13CKI pin ) Internal Clock (Fosc/4)
T3_ON T3_OFF	Initial On/Off State On Off

intConfig Constants:

T3_INT_OFF	Timer 3 Interrupts disabled
T3_INT_HIGH	Timer 3 High Priority Interrupts Enabled
T3_INT_LOW	Timer 3 Low Priority Interrupts Enabled

Example:

Open Timer 3 with 16 bit R/W, internal clock source, a prescaler selection of 1:1, and the high priority interrupt enabled

OpenTimer1(T3_16BIT_RW + T3_PS_1_1 + T3_INT_CLK ,T3_INT_HIGH)

OpenTimer3

Requirements:

Syntax:

OpenTimer3(config as uByte, intConfig as uByte)

Processors Valid For:

18C601 18C801 18F2220 18F2320 18F2420 18F4320 18F2221 18F2321 18F4221 18F4321 18F2410 18F2510 18F2515 18F2610 18F4410 18F4510 18F4515 18F4610 18F2423 18F2523 18F4423 18F4523 18F2455 18F2550 18F4455 18F4550 18F2480 18F2580 18F4480 18F4580 18F2420 18F2520 18F4420 18F4520 18F2525 18F2620 18F4525 18F4620 18F2682 18F2685 18F4682 18F4685 18F6390 18F6490 18F8390 18F8490 18F6585 18F8585 18F6680 18F8680

config Constants:

T3_8BIT_RW T3_16BIT_RW	R/W Mode 8 Bit Read/Write 16 Bit Read/Write
T3_PS_1_1 T3_PS_1_2 T3_PS_1_4 T3_PS_1_8	Prescaler 1:1 1:2 1:4 1:8
T3_CCP_SRC T1_CCP_SRC	CCP Clock Source Timer3 Timer1
T3_SYNC_OFF T3_SYNC_ON	External Clock Input Synchronization Not Synchronized Synchronized
T3_EXT_CLK T3_INT_CLK	Clock Source External Clock ( from T13CKI pin ) Internal Clock (Fosc/4)
T3_ON T3_OFF	Initial On/Off State On Off

intConfig Constants:

T3_INT_OFF	Timer 3 Interrupts disabled
T3_INT_HIGH	Timer 3 High Priority Interrupts Enabled
T3_INT_LOW	Timer 3 Low Priority Interrupts Enabled

Example:

Open Timer 3 with 16 bit R/W, internal clock source, a prescaler selection of 1:1, and the high priority interrupt enabled

OpenTimer1(T3_16BIT_RW + T3_PS_1_1 + T3_INT_CLK ,T3_INT_HIGH)

OpenTimer3

Requirements:

Syntax:

OpenTimer3(config as uByte, intConfig as uByte)

Processors Valid For:

PIC18F6520 PIC18F8520 PIC18F6620 PIC18F8620 PIC18F6720 PIC18F8720 PIC18F6527 PIC18F6622 PIC18F6627 PIC18F6722 PIC18F8527 PIC18F8622 PIC18F8627 PIC18F8722 PIC18F65J10 PIC18F65J15 PIC18F66J10 PIC18F66J15 PIC18F67J10 PIC18F85J10 PIC18F85J15 PIC18F86J10 PIC18F86J15 PIC18F87J10 PIC18F66J60 PIC18F66J65 PIC18F67J60 PIC18F86J60 PIC18F86J65 PIC18F87J60 PIC18F96J60 PIC18F96J65 PIC18F97J60 PIC18F66J11 PIC18F66J16 PIC18F67J11 PIC18F86J11 PIC18F86J16 PIC18F87J11

config Constants:

T3_8BIT_RW T3_16BIT_RW	R/W Mode 8 Bit Read/Write 16 Bit Read/Write
T3_PS_1_1 T3_PS_1_2 T3_PS_1_4 T3_PS_1_8	Prescaler 1:1 1:2 1:4 1:8
T3_4_CCP15 T3_4_CCP3_5_T1_2_CCP1_2 T3_4_CCP2_5_T1_2_CCP1 T1_2_CCP1_5	CCP Clock Source Timer 3 and Timer 4 are the clock source for CCP1 - CCP5 Timer 3 and Timer 4 are the clock source for CCP3 - CCP5 Timer 1 and Timer 2 are the clock source for CCP 1 and CCP2 Timer 3 and Timer 4 are the clock source for CCP2 - CCP5 Timer 1 and Timer 2 are the clock source for CCP1 Timer 1 and Timer 2 are the clock source for CCP1 - CCP5
T3_SYNC_OFF T3_SYNC_ON	External Clock Input Synchronization Not Synchronized Synchronized
T3_EXT_CLK T3_INT_CLK	Clock Source External Clock ( from T13CKI pin ) Internal Clock (Fosc/4)
T3_ON T3_OFF	Initial On/Off State On Off

intConfig Constants:

T3_INT_OFF	Timer 3 Interrupts disabled
T3_INT_HIGH	Timer 3 High Priority Interrupts Enabled
T3_INT_LOW	Timer 3 Low Priority Interrupts Enabled

Example:

Open Timer 3 with 16 bit R/W, internal clock source, a prescaler selection of 1:1, and the high priority interrupt enabled

OpenTimer1(T3_16BIT_RW + T3_PS_1_1 + T3_INT_CLK ,T3_INT_HIGH)

OpenTimer3

Requirements:

Syntax:

OpenTimer3(config as uByte, intConfig as uByte)

Processors Valid For:

18F6310 18F6410 18F8310 18F8410

config Constants:

T3_8BIT_RW T3_16BIT_RW	R/W Mode 8 Bit Read/Write 16 Bit Read/Write
T3_PS_1_1 T3_PS_1_2 T3_PS_1_4 T3_PS_1_8	Prescaler 1:1 1:2 1:4 1:8
T3_CCPX T3_CCP3_T1_CCP1_2 T3_CCP2_3_T1_CCP1 T1_CCPX	CCP Clock Source Timer 3 is the clock source for all CCP modules Timer 3 is the clock source for CCP3 Timer 1 is the clock source for CCP1 and CCP2 Timer 3 is the clock source for CCP2 and CCP3 Timer 1 is the clock source for CCP1 Timer 1 is the clock source for all CCP modules
T3_SYNC_OFF T3_SYNC_ON	External Clock Input Synchronization Not Synchronized Synchronized
T3_EXT_CLK T3_INT_CLK	Clock Source External Clock ( from T13CKI pin ) Internal Clock (Fosc/4)
T3_ON T3_OFF	Initial On/Off State On Off

intConfig Constants:

T3_INT_OFF	Timer 3 Interrupts disabled
T3_INT_HIGH	Timer 3 High Priority Interrupts Enabled
T3_INT_LOW	Timer 3 Low Priority Interrupts Enabled

Example:

Open Timer 3 with 16 bit R/W, internal clock source, a prescaler selection of 1:1, and the high priority interrupt enabled

OpenTimer1(T3_16BIT_RW + T3_PS_1_1 + T3_INT_CLK ,T3_INT_HIGH)

OpenTimer4

Requirements:

Syntax:

OpenTimer4(config as uByte, intConfig as uByte)

Processors Valid For:

18F66J10 18F65J15 18F6520 18F66J10 18F66J11 18F66J15 18F66J16 18F6527 18F66J10 18F66J15 18F6620 18F6622 18F66J60 18F66J60 18F6627 18F67J10 18F67J11 18F67J60 18F6720 18F6722 18F85J10 18F85J15 18F8520 18F8527 18F86J10 18F86J11 18F86J15 18F86J16 18F8620 18F86J60 18F86J65 18F8622 18F8627 18F87J10 18F87J11 18F87J60 18F8720 18F8722 18F96J60 18F96J65 18F97J60

config Constants:

T4_ON T4_OFF	Initial On/Off State On Off
T4_POSTSCALE_1_1 T4_POSTSCALE_1_2 T4_POSTSCALE_1_3 T4_POSTSCALE_1_4 T4_POSTSCALE_1_5 T4_POSTSCALE_1_6 T4_POSTSCALE_1_7 T4_POSTSCALE_1_8 T4_POSTSCALE_1_9 T4_POSTSCALE_1_10 T4_POSTSCALE_1_11 T4_POSTSCALE_1_12 T4_POSTSCALE_1_13 T4_POSTSCALE_1_14 T4_POSTSCALE_1_15 T4_POSTSCALE_1_16	Postscaler 1:1 1:2 1:3 1:4 1:5 1:6 1:7 1:8 1:9 1:10 1:11 1:12 1:13 1:14 1:15 1:16
T4_PRESCALE_1_1 T4_PRESCALE_1_4 T4_PRESCALE_1_16	Prescaler 1:1 1:4 1:16

intConfig Constants:

T4_INT_OFF	Timer 4 Interrupts disabled
T4_INT_HIGH	Timer 4 High Priority Interrupts Enabled
T4_INT_LOW	Timer 4 Low Priority Interrupts Enabled

Example:

Open Timer 4 with a prescaler of 1:1, a postscaler of 1:3, and a low priority interrupt.

OpenTimer4(T4_POSTSCALE_1_3 + T4_PRESCALE_1_1 ,T4_INT_LOW)

OpenTimer5

Requirements:

Syntax:

OpenTimer5(config as uByte, intConfig as uByte)

Processors Valid For:

18F2331 18F2431 18F4331 18F4431

config Constants:

T5_SLEEP_ENABLED T5_SLEEP_DISABLED	Sleep Enable Enabled during Sleep Disabled during Sleep
T5_SPECIAL_EVENT_ENA T5_SPECIAL_EVENT_DIS	Special Event Enabled Disabled
T5_SINGLE_SHOT T5_CONTINUOUS	Mode Single Shot Continuous
T5_PRESCALE_1_1 T5_PRESCALE_1_2 T5_PRESCALE_1_4 T5_PRESCALE_1_8	Prescaler 1:1 1:2 1:4 1:8
T5_SYNC_OFF T5_SYNC_ON	External Clock Synchronization Not Synchronized Synchronized
T5_EXT_CLK T5_INT_CLK	Clock Source External (from T5CKI pin ) Internal ( FOSC/4 )
T5_ON T5_OFF	Initial State On Off

intConfig Constants:

T5_INT_OFF	Timer 1 Interrupts disabled
T5_INT_HIGH	Timer 1 High Priority Interrupts Enabled
T5_INT_LOW	Timer 1 Low Priority Interrupts Enabled

Example:

Open Timer 5 with no special event, disabled during sleep, 1:1 prescale, continuous running, internal oscillator, initial state of on, and no interrupts.

OpenTimer5(T5_SPECIAL_EVENT_DIS + T5_SLEEP_DISABLED + T5_CONTINUOUS + _
           T5_PRESCALE_1_1 + T5_INT_CLK + T5_ON, T5_INT_OFF)