UPD78F0550MA-FAA-AX Renesas Electronics America, UPD78F0550MA-FAA-AX Datasheet - Page 357
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UPD78F0550MA-FAA-AX
Manufacturer Part Number
UPD78F0550MA-FAA-AX
Description
MCU 8BIT 16-SSOP
Manufacturer
Renesas Electronics America
Series
78K0/Kx2-Lr
Datasheet
1.UPD78F0550MA-FAA-AX.pdf
(734 pages)
Specifications of UPD78F0550MA-FAA-AX
Package / Case
*
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Speed
10MHz
Number Of I /o
12
Core Processor
78K/0
Program Memory Type
FLASH
Ram Size
384 x 8
Program Memory Size
4KB (4K x 8)
Data Converters
A/D 4x10b
Oscillator Type
Internal
Peripherals
LVD, POR, PWM, WDT
Connectivity
I²C, LIN, UART/USART
Core Size
8-Bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD78F0550MA-FAA-AX
Manufacturer:
Renesas
Quantity:
800
Part Number:
UPD78F0550MA-FAA-AX
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
- Current page: 357 of 734
- Download datasheet (4Mb)
10.4.3 Setting alarm of real-time counter
Set time of alarm after setting 0 to WALE first.
Remarks 1. ALARMWM, ALARMWH, and ALARMWW may be written in any sequence.
2. Fixed-cycle interrupts and alarm match interrupts use the same interrupt source (INTRTC). When
using these two types of interrupts at the same time, which interrupt occurred can be judged by
checking the fixed-cycle interrupt status flag (RIFG) and the alarm detection status flag (WAFG) upon
INTRTC occurrence.
Match detection of alarm
No
Setting ALARMWM
Setting ALARMWW
Setting ALARMWH
Alarm processing
INTRTC = 1?
WAFG = 1?
Figure 10-21. Alarm Setting Procedure
WALIE = 1
WALE = 0
WALE = 1
CHAPTER 10 REAL-TIME COUNTER
Start
Preliminary User’s Manual U19111EJ2V1UD
Yes
Yes
No
Match operation of alarm is invalid.
Interrupt is generated when alarm matches.
Sets alarm minute register.
Sets alarm hour register.
Sets alarm week register.
Match operation of alarm is valid.
Constant-period interrupt servicing
357
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