HD6417750SF167V Renesas Electronics America, HD6417750SF167V Datasheet - Page 419
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
-
Available stocks
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Price
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Part Number:
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Manufacturer:
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11.4
There are three kinds of RTC interrupt: alarm interrupts, periodic interrupts, and carry interrupts.
An alarm interrupt request (ATI) is generated when the alarm flag (AF) in RCR1 is set to 1 while
the alarm interrupt enable bit (AIE) is also set to 1.
A periodic interrupt request (PRI) is generated when the periodic interrupt enable bits (PES2–
PES0) in RCR2 are set to a value other than 000 and the periodic interrupt flag (PEF) is set to 1.
A carry interrupt request (CUI) is generated when the carry flag (CF) in RCR1 is set to 1 while the
carry interrupt enable bit (CIE) is also set to 1.
11.5
11.5.1
After powering on and making the RCR1 register settings, reset the frequency divider (by setting
RCR2.RESET to 1) and make initial settings for all the other registers.
11.5.2
When the carry flag or interrupt flag is set to 1 at the same time this LSI transits to normal mode
from standby mode by a reset or interrupt, the flag may not be set to 1. After exiting standby
mode, check the counters to judge the flag states if necessary.
11.5.3
Crystal oscillator circuit constants (recommended values) are shown in table 11.3, and the RTC
crystal oscillator circuit in figure 11.5.
Table 11.3 Crystal Oscillator Circuit Constants (Recommended Values)
f
32.768 kHz
osc
Interrupts
Usage Notes
Register Initialization
Carry Flag and Interrupt Flag in Standby Mode
Crystal Oscillator Circuit
C
10–22 pF
in
Rev.7.00 Oct. 10, 2008 Page 333 of 1074
Section 11 Realtime Clock (RTC)
C
10–22 pF
out
REJ09B0366-0700
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