HD6417727F160CV Renesas Electronics America, HD6417727F160CV Datasheet - Page 516

• Manufacturer Part Number: HD6417727F160CV
• Description: IC SH MPU ROMLESS 240QFN
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of HD6417727F160CV

• Core Processor: SH-3 DSP
• Core Size: 32-Bit
• Speed: 160MHz
• Connectivity: FIFO, SCI, SIO, SmartCard, USB
• Peripherals: DMA, LCD, POR, WDT
• Number Of I /o: 104
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.7 V ~ 2.05 V
• Data Converters: A/D 6x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 240-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Section 16 Realtime Clock (RTC)
16.1.2
Figure 16.1 shows a block diagram of the RTC.
Rev.6.00 Mar. 27, 2009 Page 458 of 1036
REJ09B0254-0600
Block Diagram
connected
Externally
RMONCNT:
RSECCNT:
RDAYCNT:
RMINCNT:
RWKCNT:
circuit
RHRCNT:
RYRCNT:
R64CNT:
Legend:
RTCCLK
CUI
EXTAL2
PRI
ATI
XTAL2
64-Hz counter
Second counter
Minute counter
Hour counter
Day of the week counter
Date counter
Month counter
Year counter
Figure 16.1 RTC Block Diagram
Oscillator
Prescaler
Prescaler
detection
Interrupt
(÷ 128)
control
circuit
circuit
circuit
Carry
(÷ 2)
16.384 kHz
32.768 kHz
RMONAR:
RSECAR:
RDAYAR:
RMINAR:
RWKAR:
128 Hz
RHRAR:
RCR1:
RCR2:
Comparator
Reset
RMONCNT
RSECCNT
RDAYCNT
RMONAR
RMINCNT
RSECAR
RDAYAR
Second alarm register
Minute alarm register
Hour alarm register
Day of the week alarm register
Date alarm register
Month alarm register
RTC control register 1
RTC control register 2
RWKCNT
RMINAR
RHRCNT
RYRCNT
RWKAR
RHRAR
R64CNT
RCR1
RCR2
second
ADJ
30-
interface
Bus
RTC