UPD78F1009GB-GAH-AX Renesas Electronics America, UPD78F1009GB-GAH-AX Datasheet - Page 492

• Manufacturer Part Number: UPD78F1009GB-GAH-AX
• Description: MCU 16BIT 78K0R/KX3-L 64-LQFP
• Manufacturer: Renesas Electronics America
• Series: 78K0R/Kx3-Lr

Specifications of UPD78F1009GB-GAH-AX

• Core Processor: 78K/0R
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: 3-Wire SIO, I²C, LIN, UART/USART
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 50
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 3K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

78K0R/Kx3-L
9.1 Functions of Real-Time Counter
9.2 Configuration of Real-Time Counter
R01UH0106EJ0300 Rev.3.00
Oct 01, 2010
The real-time counter has the following features.
• Having counters of year, month, week, day, hour, minute, and second, and can count up to 99 years.
• Constant-period interrupt function (period: 1 month to 0.5 seconds)
• Alarm interrupt function (alarm: week, hour, minute)
• Interval interrupt function
• Pin output function of 1 Hz
• Pin output function of 512 Hz or 16.384 kHz or 32.768 kHz
The real-time counter includes the following hardware.
Remark
Control registers
Item
The 78K0R/KC3-L (40-pin) doesn’t have the real-time counter.
Peripheral enable register 0 (PER0)
Real-time counter control register 0 (RTCC0)
Real-time counter control register 1 (RTCC1)
Real-time counter control register 2 (RTCC2)
Sub-count register (RSUBC)
Second count register (SEC)
Minute count register (MIN)
Hour count register (HOUR)
Day count register (DAY)
Week count register (WEEK)
Month count register (MONTH)
Year count register (YEAR)
Watch error correction register (SUBCUD)
Alarm minute register (ALARMWM)
Alarm hour register (ALARMWH)
Alarm week register (ALARMWW)
Table 9-1. Configuration of Real-Time Counter
CHAPTER 9 REAL-TIME COUNTER
Configuration
CHAPTER 9 REAL-TIME COUNTER
492