HD64F3684FP Renesas Electronics America, HD64F3684FP Datasheet - Page 181

• Manufacturer Part Number: HD64F3684FP
• Description: IC H8 MCU FLASH 32K 64LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300H Tinyr

Specifications of HD64F3684FP

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SCI
• Peripherals: PWM, WDT
• Number Of I /o: 45
• Program Memory Size: 32KB (32K 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-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

10.3.5
RTCCR1 controls start/stop and reset of the clock timer. For the definition of time expression, see
figure 10.2.
Bit
7
6
5
4
3 to 0
Bit Name
RUN
12/24
PM
RST
—
RTC Control Register 1 (RTCCR1)
24-hour count 0
12-hour count 0
24-hour count
12-hour count
PM
PM
Initial
Value
—
—
—
0
All 0
Figure 10.2 Definition of Time Expression
18 19 20 21 22 23 0
6
R/W
R/W
R/W
R/W
R/W
—
1 (Afternoon)
1
1
7
2
2
8
3
3
9 10 11 0
Description
RTC operation start
0: Stops RTC operation
1: Starts RTC operation
Operating mode
0: RTC operates in 12-hour mode. RHRDR counts on 0
1: RTC operates in 24-hour mode. RHRDR counts on 0
A.m./p.m.
0: Indicates a.m. when RTC is in the 12-hour mode.
1: Indicates p.m. when RTC is in the 12-hour mode.
Reset
0: Normal operation
1: Resets registers and control circuits except RTCCSR
Reserved
These bits are always read as 0.
4
4
0 (Morning)
to 11.
to 23.
and this bit. Clear this bit to 0 after having been set to
1.
5
5
6
6
0
7
7
8
8
9 10 11 12 13 14 15 16 17
9 10 11 0
Rev.5.00 Nov. 02, 2005 Page 147 of 500
Noon
Section 10 Realtime Clock (RTC)
1
1 (Afternoon)
2
3
4
5
REJ09B0027-0500