mcf5282 Freescale Semiconductor, Inc, mcf5282 Datasheet - Page 370

• Manufacturer Part Number: mcf5282
• Manufacturer: Freescale Semiconductor, Inc

General Purpose Timer Modules (GPTA and GPTB)
20.2
20-2
PACLK/65536
System
PACLK/256
Divide
Clock
by 2
Block Diagram
PAOVF
Interrupt
Request
GPTCNTH:GPTCNTL
PAOVF
GPTC0H:GPTC0L
GPTC1H:GPTC1L
GPTC3H:GPTC3L
16-Bit Comparator
16-Bit Comparator
16-Bit Comparator
PAOVI
16-Bit Counter
PR[2:0]
Prescaler
CHANNEL 1
16-Bit Latch
16-Bit Latch
16-Bit Latch
Channel 0
Channel 2
Channel3
GPTPACNTH:GPTPACNTL
MCF5282 and MCF5216 ColdFire Microcontroller User’s Manual, Rev. 3
16-Bit Counter
Interrupt
Logic
PACLK/65536
PACLK/256
PACLK
Figure 20-1. GPT Block Diagram
TE
EDG0A
EDG0B
EDG1A
EDG1B
EDG3A
EDG3B
Clear Counter
PAIF
C0F
C1F
C3F
PACLK
PAI
CLK[1:0]
PAMOD
MUX
MUX
Detect
Detect
Detect
Edge
Edge
Edge
X
TOF
TOI
PEDGE
OM:OL0
OM:OL1
OM:OL3
CxF
TOV0
TOV1
TOV3
PAE
CxI
IOS0
IOS1
IOS3
Divide-by-64
Interrupt
Logic
DETECT
Channel 3 Output Compare
TCRE
LOGIC
LOGIC
LOGIC
EDGE
PT0
PT1
PT3
CH. 3 Compare
CH.3 Capture
CH. 0 Compare
CH. 1 Compare
PAIF
CH. 0 Capture
CH. 1 Capture
Interrupt
Request
PA Input
Divide
by 2
Freescale Semiconductor
System
Clock
SYNCx
GPTx0
GPTx1
GPTx3
Pin
Pin
Pin
Pin