HD6417750SF167V Renesas Electronics America, HD6417750SF167V Datasheet - Page 393
HD6417750SF167V
Manufacturer Part Number
HD6417750SF167V
Description
MPU 3V 16K PB-FREE 208-QFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7750r
Datasheet
1.D6417750RBP240DV.pdf
(1164 pages)
Specifications of HD6417750SF167V
Core Processor
SH-4
Core Size
32-Bit
Speed
167MHz
Connectivity
EBI/EMI, FIFO, SCI, SmartCard
Peripherals
DMA, POR, WDT
Number Of I /o
28
Program Memory Type
ROMless
Ram Size
24K x 8
Voltage - Supply (vcc/vdd)
1.6 V ~ 2 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
208-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
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4. When the counter overflows, the WDT sets the WOVF flag in the WTCSR register to 1, and
10.9.4
When the WDT is operating in interval timer mode, an interval timer interrupt is generated each
time the counter overflows. This enables interrupts to be generated at fixed intervals.
1. Clear the WT/IT bit in the WTCSR register to 0, select the count clock with bits CKS2–CKS0,
2. When the TME bit in the WTCSR register is set to 1, the count starts in interval timer mode.
3. When the counter overflows, the WDT sets the IOVF flag in the WTCSR register to 1, and
10.10
When Using a Crystal Resonator: Place the crystal resonator and capacitors close to the EXTAL
and XTAL pins. To prevent induction from interfering with correct oscillation, ensure that no
other signal lines cross the signal lines for these pins.
When Inputting External Clock from EXTAL Pin: Make no connection to the XTAL pin.
generates a reset of the type specified by the RSTS bit. The counter then continues counting.
and set the initial value in the WTCNT counter.
sends an interval timer interrupt request to INTC. The counter continues counting.
Note: The values for CL1, CL2, and the damping resistance should be determined after
Avoid crossing signal lines
Using Interval Timer Mode
Notes on Board Design
consultation with the crystal resonator manufacturer.
Figure 10.4 Points for Attention when Using Crystal Resonator
CL1
EXTAL
SH7750R
SH7750S
SH7750
XTAL
CL2
R
Rev.7.00 Oct. 10, 2008 Page 307 of 1074
Section 10 Clock Oscillation Circuits
Recommended values
CL1 = CL2 = 0–33 pF
R = 0Ω
REJ09B0366-0700
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