UPD70F3768GF-GAT-AX Renesas Electronics America, UPD70F3768GF-GAT-AX Datasheet - Page 1062
UPD70F3768GF-GAT-AX
Manufacturer Part Number
UPD70F3768GF-GAT-AX
Description
MCU 32BIT V850ES/JX3-U 128-LQFP
Manufacturer
Renesas Electronics America
Series
V850ES/Jx3-Ur
Datasheet
1.UPD70F3763GC-UEU-AX.pdf
(1411 pages)
Specifications of UPD70F3768GF-GAT-AX
Core Processor
RISC
Core Size
32-Bit
Speed
48MHz
Connectivity
CSI, EBI/EMI, I²C, UART/USART, USB
Peripherals
DMA, LVD, PWM, WDT
Number Of I /o
96
Program Memory Size
384KB (384K x 8)
Program Memory Type
FLASH
Ram Size
48K x 8
Voltage - Supply (vcc/vdd)
2.85 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:
UPD70F3768GF-GAT-AX
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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V850ES/JG3-U, V850ES/JH3-U
R01UH0043EJ0300 Rev.3.00
Sep 30, 2010
During bulk transfer (OUT), more data may be transmitted from the host than expected by the system. Endpoint2
and Endpoint4 for bulk transfer (OUT) of the V850ES/JG3-U and V850ES/JH3-U consist of two 64-byte buffers so
that NAK responses are suppressed as much as possible and data can be read from the CPU side even while the
bus side is being accessed as the transfer rate of the USB bus increases. Consequently, if the host sends more
data than expected by the system, up to 128 bytes of extra data may be automatically received in the worst case.
In this case, change the control flow from that of the normal processing of Endpoint2 and Endpoint4 to the flow
illustrated below when the quantity of data expected by the system has decreased to two packets. This flowchart
illustrates how Endpoint2 is controlled. Endpoint4 can also be controlled in the same sequence. To use this
flowchart as the control flow of Endpoint4, therefore, read the bit names of Endpoint2 in the flowchart as those of
Endpoint4.
CHAPTER 20 USB FUNCTION CONTROLLER (USBF)
Page 1062 of 1408
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