XC56309VF100A Freescale Semiconductor, XC56309VF100A Datasheet - Page 210

• Manufacturer Part Number: XC56309VF100A
• Description: IC DSP 24BIT FIXED-POINT 196-BGA
• Manufacturer: Freescale Semiconductor
• Series: DSP563xxr
• Type: Fixed Pointr

Specifications of XC56309VF100A

• Interface: Host Interface, SSI, SCI
• Clock Rate: 100MHz
• Non-volatile Memory: ROM (576 B)
• On-chip Ram: 24kB
• Voltage - I/o: 3.30V
• Voltage - Core: 3.30V
• Operating Temperature: -40°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 196-MAPBGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Triple Timer Module
9.3.4 Watchdog Modes
The following watchdog timer modes are provided:
9-18
Mode 7 (internal clock): TRM = 0
NOTE: On overflow, TCR is loaded with the value of TLR.
N = write preload
M = write compare
Watchdog Pulse
Watchdog Toggle
TE
Clock
(CLK/2 or prescale CLK)
TLR
TCPR
TCF (Compare Interrupt if TCIE = 1)
Counter (TCR)
TIO pin (INV = 0)
TIO pin (INV = 1)
TCF (Overflow Interrupt if TDIE = 1)
Figure 9-17. Pulse Width Modulation Toggle Mode, TRM = 0
N
M
0
Pulse width
DSP56309 User’s Manual, Rev. 1
first event
N
Period
M
Period = $FFFFFF - TLR + 1
Duty cycle = ($FFFFFF - TCPR)
Ensure that TCPR > TLR for correct functionality
M + 1
0
Freescale Semiconductor
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