mc68hc908ld64 Freescale Semiconductor, Inc, mc68hc908ld64 Datasheet - Page 255

• Manufacturer Part Number: mc68hc908ld64
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

17.5 Functional Blocks
MC68HC908LD64
Freescale Semiconductor
HSYNC
VSYNC
BUS CLOCK
FROM CGM
DCLK
INTERNAL
DE
DCLK1
6MHz
HVOCR[1:0]
CLK32/32.768
H/V SYNC, DE, DCLK
PULSE GENERATOR
—
EXTRACTED
Rev. 3.0
VSYNC
÷ 48
DCLKPH[1:0]
Figure 17-2. Sync Processor Block Diagram
125kHz
A
B S
COMP
ONE SHOT
1
POLARITY DETECT
SVF
SHF
SVF
ONE SHOT
Sync Processor
VFLR
13-BIT COUNTER
A
B S
B
A
$C00 DETECT
SOUT
SOUT
1
1
VSYNC EXTRACTOR
POLARITY DETECT
S
VPOL
COINV
BPOR
HFLR
12-BIT COUNTER
VPOL
VINVO
VFHR
EDGE DETECT
LVSIF
LVSIE
HINVO
OVERFLOW DETECT
VEDGE
VSIE
B
A
PULSE GENERATOR
COMP
1
S
VOF
CLAMP
HFHR
VSIF
OVERFLOW DETECT
EXTRACTED VSYNC
HPOL
HOVER
Functional Blocks
Sync Processor
CLAMP
HOUT
VOUT
TO INTERRUPT
Data Sheet
LOGIC
255