UPD70F3738GF-GAS-AX Renesas Electronics America, UPD70F3738GF-GAS-AX Datasheet - Page 779
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
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD70F3738GF-GAS-AX
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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DMA0 transfer request
DMA1 transfer request
DMA2 transfer request
<1> DMA0 transfer request
<2> A new DMA0 transfer request is generated during DMA0 transfer.
<3> Requests for DMA0 and DMA1 are generated at the same time.
<4> Requests for DMA0, DMA1, and DMA2 are generated at the same time.
Mode of processing
System clock
DMA transfer
→ A DMA transfer request for the same channel is ignored during DMA transfer.
→ The DMA0 request is ignored (a DMA transfer request for the same channel during transfer is ignored).
→ The DMA1 request is acknowledged.
→ The DMA1 request is ignored (a DMA transfer request for the same channel during transfer is ignored).
→ The DMA0 request is acknowledged according to priority. The DMA2 request is held pending. (The next transfer will occur for DMA2).
DF0 bit
DF1 bit
DF2 bit
CPU processing
<1>
Preparation
for transfer
Figure 20-7. Period in Which DMA Transfer Request Is Ignored (2)
Read
DMA0 processing
<2>
Idle
Write
processing
End
CPU processing
<3>
Preparation
for transfer
<4>
Read
DMA1 processing
Idle
Write
processing
End
CPU processing
Preparation
for transfer
processing
DMA0
Read
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