UPD70F3786GJ-GAE-AX Renesas Electronics America, UPD70F3786GJ-GAE-AX Datasheet - Page 1357

• Manufacturer Part Number: UPD70F3786GJ-GAE-AX
• Description: MCU 32BIT V850ES/JX3-E 144-LQFP
• Manufacturer: Renesas Electronics America
• Series: V850ES/Jx3-Er

Specifications of UPD70F3786GJ-GAE-AX

• Core Processor: RISC
• Core Size: 32-Bit
• Speed: 50MHz
• Connectivity: CAN, CSI, EBI/EMI, Ethernet, I²C, UART/USART, USB
• Peripherals: DMA, LVD, PWM, WDT
• Number Of I /o: 100
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 124K x 8
• Voltage - Supply (vcc/vdd): 2.85 V ~ 3.6 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

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Remarks 1. The above flowchart shows the case where the transfer by DMA channel 2 is from Endpoint2 to
2. ♦: Processing by hardware
internal data RAM, and the transfer by DMA channel 3 is from internal data RAM to Endpoint1.
Figure 22-32. DMA Processing by Bulk Transfer (OUT) (1/3)
CHAPTER 22 USB FUNCTION CONTROLLER (USBF)
(Endpoint2 (UF0BO1)) DBC2
endpoint using UFDRQEN
USB setting (DMA related)
• DMAEDM = 0 (UF0IM0)*
• BKI1NM = 0 (UF0IM2)
• BKI1DTM = 0 (UF0IM2)
• BKO1NLM = 0 (UF0IM3)
• BKO1DTM = 0 (UF0IM3)
Setting address (DDA3) of
request signal as the DMA
request signal as the DMA
Transfer of DMA channel 3
Setting address (DDA2) of
Specifying DMA channel
Setting address (DSA2) of
Setting address (DSA3) of
DBC3L register = 003FH*
and transfer destination
DADC2 register = 0080H
DADC3 register = 0020H
DQBO1MS = 1(UF0IDR)
UF0IDR register = 02H
DQBI1MS = 1 (UF0IDR)
(setting demand mode)
The use of an interrupt
start trigger is disabled.
Setting DMA channel 2
Setting DMA channel 3
Setting DMA channel 2
The use of an interrupt
start trigger is disabled.
Setting DMA channel 3
DTFR2 register = 00H
DTFR3 register = 00H
(Endpoint1 (UF0BI1))
UF0E1DC1 = 0001H
UF0E2DC1 = 0001H
transfer destination
(internal data RAM)
transfer destination
(internal data RAM)
E33 = 1 (DCHC3)
E22 = 1 (DCHC2)
transfer source
transfer source
is completed?
register
START
(1)
User’s Manual U19601EJ2V0UD
Yes
*: When transferring less than 64 bytes,
*: Release the mask setting of the
change the set value.
necessary interrupts
No
(2)
(4)
(3)
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