HD6417712BPV Renesas Electronics America, HD6417712BPV Datasheet - Page 564
HD6417712BPV
Manufacturer Part Number
HD6417712BPV
Description
MPU 1.5/3.3V 0K PB-FREE 256-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH Ethernetr
Datasheet
1.HD6417712BPV.pdf
(980 pages)
Specifications of HD6417712BPV
Core Processor
SH-3 DSP
Core Size
32-Bit
Speed
200MHz
Connectivity
EBI/EMI, Ethernet, FIFO, SCI, SIO
Peripherals
DMA, POR, WDT
Number Of I /o
24
Program Memory Type
ROMless
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.4 V ~ 1.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
256-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6417712BPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 15 Realtime Clock (RTC)
15.3.16 RTC Control Register 1 (RCR1)
RCR1 is a register that affects carry flags and alarm flags. It also selects whether to generate
interrupts for each flag. Because flags are sometimes set after an operand read, do not use this
register in read-modify-write processing.
RCR1 is an 8-bit readable/writable register. RCR1 is initialized to H'00 by a power-on reset or a
manual reset, all bits are initialized to 0 except for the CF flag, which is undefined. When using
the CF flag, it must be initialized beforehand. This register is not initialized in standby mode.
Rev. 1.00 Dec. 27, 2005 Page 520 of 932
REJ09B0269-0100
Bit
15 to 12
11 to 8
7 to 4
3 to 0
Bit
7
Bit Name
Bit Name
CF
Initial Value
Initial Value
Undefined
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
Setting value for 1000-unit of year alarm in the
BCD-code.
The range can be set from 0 to 9 (decimal).
Setting value for 100-unit of year alarm in the
BCD-code.
The range can be set from 0 to 9 (decimal).
Setting value for 10-unit of year alarm in the
BCD-code.
The range can be set from 0 to 9 (decimal).
Setting value for 1-unit of year alarm in the BCD-
code.
The range can be set from 0 to 9 (decimal).
Description
Carry Flag
Status flag that indicates that a carry has
occurred. CF is set to 1 when a count-up to
R64CNT or RSECCNT occurs. A count register
value read at this time cannot be guaranteed;
another read is required.
0: No count up of R64CNT or RSECCNT.
1: Count up of R64CNT or RSECCNT.
Clearing condition: When 0 is written to CF
Setting condition: When 1 is written to CF or if
the carry of R64CNT or RSECCNT occurs
when R64CNT or RSECCNT is read.
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