UPD70F3737GF-GAS-AX Renesas Electronics America, UPD70F3737GF-GAS-AX Datasheet - Page 453
UPD70F3737GF-GAS-AX
Manufacturer Part Number
UPD70F3737GF-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 UPD70F3737GF-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
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
8K 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
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD70F3737GF-GAS-AX
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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(2) Prescaler compare register 0 (PRSCM0)
Cautions 1. Do not rewrite the PRSCM0 register during watch timer operation.
The PRSCM0 register is an 8-bit compare register.
This register can be read or written in 8-bit units.
Reset sets this register to 00H.
The calculation for f
Remark f
f
BRG
2. Set the PRSCM0 register before setting the PRSM0.BGCE0 bit to 1.
3. Set the PRSM0 and PRSCM0 registers according to the main clock frequency that is used
PRSCM0
= f
so as to obtain an f
BGCS
N:
After reset: 00H
BGCS
/2N
: Watch timer source clock set by the PRSM0 register
Set value of the PRSCM0 register = 1 to 256
However, N = 256 when the PRSCM0 register is set to 00H.
PRSCM07
BRG
is shown below.
PRSCM06 PRSCM05 PRSCM04 PRSCM03 PRSCM02 PRSCM01 PRSCM00
R/W
BRG
frequency of 32.768 kHz.
CHAPTER 10 WATCH TIMER
Address: FFFFF8B1H
User’s Manual U18953EJ5V0UD
451
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