HD64F3687GH Renesas Electronics America, HD64F3687GH Datasheet - Page 176

• Manufacturer Part Number: HD64F3687GH
• Description: IC H8 MCU FLASH 56K 64-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300H Tinyr

Specifications of HD64F3687GH

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SCI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 45
• Program Memory Size: 56KB (56K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 64-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Section 10 Realtime Clock (RTC)
10.2
Table 10.1 shows the RTC input/output pin.
Table 10.1 Pin Configuration
Rev.5.00 Nov. 02, 2005 Page 142 of 500
REJ09B0027-0500
Name
Clock output
Input/Output Pin
oscillator
32-kHz
circuit
[Legend]
RTCCSR:
RSECDR:
RMINDR:
RHRDR:
RWKDR:
RTCCR1:
RTCCR2:
PSS:
TMOW
Abbreviation I/O
TMOW
1/4
PSS
Clock source select register
Second date register/free running counter data register
Minute date register
Hour date register
Day-of-week date register
RTC control register 1
RTC control register 2
Prescaler S
control circuit
Clock count
Figure 10.1 Block Diagram of RTC
Output
Function
RTC divided clock output
control circuit
RSECDR
RTCCSR
RMINDR
RTCCR1
RTCCR2
Interrupt
RWKDR
RHRDR
Interrupt