UPD70F3201YGC-YEU-A Renesas Electronics America, UPD70F3201YGC-YEU-A Datasheet - Page 261
UPD70F3201YGC-YEU-A
Manufacturer Part Number
UPD70F3201YGC-YEU-A
Description
MCU 32BIT I2C 100TQFP
Manufacturer
Renesas Electronics America
Series
V850ES/Sx2r
Datasheet
1.UPD70F3201YGC-YEU-A.pdf
(555 pages)
Specifications of UPD70F3201YGC-YEU-A
Core Processor
RISC
Core Size
32-Bit
Speed
20MHz
Connectivity
CSI, EBI/EMI, I²C, UART/USART
Peripherals
DMA, PWM, WDT
Number Of I /o
68
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
2.2 V ~ 2.7 V
Data Converters
A/D 12x10b; D/A 2x8b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD70F3201YGC-YEU-A
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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9.1
Prescaler 3
The real-time counter has the following functions.
• Week, day, hour, minute, and second counters that can count up to 4,095 weeks
• Week, day, hour, minute, and second counters can be read while they are operating/stopped
• Generates overflow interrupt request signal (INTROV) from week counter.
• Generates interval interrupt request signal (INTRTC) at intervals of 0.015625, 0.03125, 0.0625, 0.125, 0.25, 0.5,
The configuration of the real-time counter function is shown below.
Remark
or 1 second, 1 minute, 1 hour, or 1 day.
Function
f
XT
f
BRG
f
f
BRG
XT
: Subclock frequency
= 32.768 kHz
: Prescaler 3 clock frequency (Refer to 6.5 Prescaler 3.)
Count clock
Count enable/
disable circuit
Sub-count
(15 bits)
(SUBC)
register
6
CHAPTER 9 REAL-TIME COUNTER FUNCTION
0.015625/0.03125/0.0625/0.125/0.25/0.5 second
Figure 9-1. Block Diagram of Real-Time Counter
setting register
Second count
1 second
(SECB)
count register
Second
(6 bits)
(SEC)
User’s Manual U15905EJ2V1UD
setting register
Minute count
1 minute
(MIINB)
count register
(6 bits)
Minute
(MIN)
Internal bus
setting register
Hour count
1 hour
(HOURB)
count register
(HOUR)
(5 bits)
Hour
setting register
Day count
1 day
(DAYB)
Day count
register
(3 bits)
(DAY)
setting register
Week count
(WEEKB)
Week count
(WEEK)
(12 bits)
register
INTRTC
INTROV
259
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