DF2218BR24V Renesas Electronics America, DF2218BR24V Datasheet - Page 417

• Manufacturer Part Number: DF2218BR24V
• Description: IC H8S/2218 MCU FLASH 112-LFBGA
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2200r

Specifications of DF2218BR24V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 24MHz
• Connectivity: SCI, SmartCard, USB
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 69
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 12K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 6x10b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 112-LFBGA
• For Use With: HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)3DK2218-SS - KIT DEV H8S/2218 WINDOWS SIDESHW3DK2218 - DEV EVAL KIT H8S/2218
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

11.6
Table 11.3 shows the operating state in each mode when the RTC is set for clock operation and
free running timer operation. The clock operation is performed continuously even in low power
mode. Therefore, when the clock operation is unnecessary, cancel it by EXMDLSTP.
Operating State in Each Mode
Figure 11.5 Initializing Procedure in Using RTC Interrupt
Figure 11.6 Example of RTC Interrupt Handling Routine
Write 0 to bit 5 in ISR register
Set IRQ5SCB = 0 and
IRQ5SCA = 1 in
ISCRH register
Write 0 to bit 5 in ISR register
Write 1 to bit 5 in IER
RUN in RTCCR1 = 1
Read ISR register
Set RTC register
Read ISR register
Interrupt handling
RTE
Set the falling edge of IRQ5
Clear the IRQ5F flag
IRQ5 is enabled
Rev.7.00 Dec. 24, 2008 Page 361 of 698
Clear the IRQ5F flag
REJ09B0074-0700