UPD78F0413GA-GAM-AX NEC, UPD78F0413GA-GAM-AX Datasheet - Page 276

• Manufacturer Part Number: UPD78F0413GA-GAM-AX
• Description: 8BIT UC, 32K FLASH, 1KB RAM, LCD
• Manufacturer: NEC

Specifications of UPD78F0413GA-GAM-AX

• Controller Family/series: UPD78F
• No. Of I/o's: 30
• Ram Memory Size: 1024Byte
• Cpu Speed: 10MHz
• No. Of Timers: 8
• No. Of Pwm: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 32KB
• Oscillator Type: External, Internal

9.4 Real-Time Counter Operation
9.4.1 Starting operation of real-time counter
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No
Figure 9-18. Procedure for Starting Operation of Real-Time Counter
Setting SEC (clearing RSUBC)
Clearing MK flags of interrupt
Clearing IF flags of interrupt
Setting AMPM, CT2 to CT0
Reading counter
Setting MONTH
Setting HOUR
Setting WEEK
Setting YEAR
INTRTC = 1?
Setting DAY
Setting MIN
RTCE = 0
RTCE = 1
Start
Yes
CHAPTER 9 REAL-TIME COUNTER
User’s Manual U18698EJ1V0UD
Stops counter operation.
Selects 12-/24-hour system and interrupt (INTRTC).
Sets second count register.
Sets minute count register.
Sets week count register.
Sets day count register.
Sets month count register.
Sets year count register.
Clears interrupt request flags (RTCIF, RTCIIF).
Clears interrupt mask flags (RTCMK, RTCIMK).
Sets hour count register.
Starts counter operation.