UPD70F3738GF-GAS-AX Renesas Electronics America, UPD70F3738GF-GAS-AX Datasheet - Page 471
UPD70F3738GF-GAS-AX
Manufacturer Part Number
UPD70F3738GF-GAS-AX
Description
MCU 32BIT V850ES/JX3-L 100-LQFP
Manufacturer
Renesas Electronics America
Series
V850ES/Jx3-Lr
Datasheet
1.UPD70F3737GF-GAS-AX.pdf
(1071 pages)
Specifications of UPD70F3738GF-GAS-AX
Core Processor
RISC
Core Size
32-Bit
Speed
20MHz
Connectivity
CSI, EBI/EMI, I²C, UART/USART
Peripherals
DMA, LVD, PWM, WDT
Number Of I /o
84
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
2.2 V ~ 3.6 V
Data Converters
A/D 12x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD70F3738GF-GAS-AX
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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(9) Day count register (RC1DAY)
The RC1DAY register is an 8-bit register that takes a value of 1 to 31 (decimal) and indicates the count value of
days.
It counts up when the hour counter overflows.
This counter counts as follows.
When data is written to this register, it is written to a buffer and then to the counter up to 2 clocks (32.768 kHz)
later. Set a decimal value of 00 to 31 to this register in BCD code.
This register can be read or written in 8-bit units.
Reset sets this register to 01H.
Caution Setting a value other than 01 to 31 to the RC1DAY register is prohibited. Setting a value
Remark
• 01 to 31 (January, March, May, July, August, October, December)
• 01 to 30 (April, June, September, November)
• 01 to 29 (February in leap year)
• 01 to 28 (February in normal year)
RC1DAY
outside the above-mentioned count range, such as “February 30” is also prohibited.
See 11.4.1 Initial settings, 11.4.2 Rewriting each counter during clock operation, and 11.4.3
Reading each counter during clock operation when reading or writing the RC1DAY register.
After reset: 01H
CHAPTER 11 REAL-TIME COUNTER (
0
R/W
0
User’s Manual U18953EJ5V0UD
Address: FFFFFAD6H
PD70F3792, 70F3793)
469
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