HD6417751RF240V Renesas Electronics America, HD6417751RF240V Datasheet - Page 393

• Manufacturer Part Number: HD6417751RF240V
• Description: MPU 1.5/3.3V 0K PB-FREE 256-QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7750r

Specifications of HD6417751RF240V

• Core Processor: SH-4
• Core Size: 32-Bit
• Speed: 240MHz
• Connectivity: EBI/EMI, FIFO, SCI, SmartCard
• Peripherals: DMA, POR, WDT
• Number Of I /o: 39
• Program Memory Type: ROMless
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 256-QFP Exposed Pad, 256-eQFP, 256-HQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

11.1.3
Table 11.1 shows the RTC pins.
Table 11.1 RTC Pins
Pin Name
RTC oscillation circuit
crystal pin
RTC oscillation circuit
crystal pin
Clock input/clock output
Dedicated RTC power
supply
Dedicated RTC GND pin
Note:
11.1.4
Table 11.2 summarizes the RTC registers.
Table 11.2 RTC Registers
Name
64 Hz
counter
Second
counter
Minute
counter
Hour
counter
Day-of-
week
counter
Day
counter
*
Pin Configuration
Register Configuration
Abbrevia-
tion
R64CNT
RSECCNT
RMINCNT
RHRCNT
RWKCNT
RDAYCNT
Power must be supplied to the RTC power supply pins even when the RTC is not used.
R/W
R
R/W
R/W
R/W
R/W
R/W
Power-
On
Reset
Counts Counts Counts
Counts Counts Counts
Counts Counts Counts
Counts Counts Counts
Counts Counts Counts
Counts Counts Counts
Abbreviation I/O
EXTAL2
XTAL2
TCLK
V
V
DD-RTC
SS-RTC
Initialization
Manual
Reset
Input
Output Connects crystal to RTC oscillation circuit
I/O
—
—
Standby
Mode
Function
Connects crystal to RTC oscillation circuit
External clock input pin/input capture control
input pin/RTC output pin (shared with TMU)
RTC oscillation circuit power supply pin*
RTC oscillation circuit GND pin*
Initial
Value
Undefined
Undefined
Undefined
Undefined
Undefined
Undefined
Rev.4.00 Oct. 10, 2008 Page 293 of 1122
P4 Address
H'FFC80000 H'1FC80000 8
H'FFC80004 H'1FC80004 8
H'FFC80008 H'1FC80008 8
H'FFC8000C H'1FC8000C 8
H'FFC80010 H'1FC80010 8
H'FFC80014 H'1FC80014 8
11. Realtime Clock (RTC)
Area 7
Address
REJ09B0370-0400
Access
Size