UPD70F3735GC-GAD-AX Renesas Electronics America, UPD70F3735GC-GAD-AX Datasheet - Page 528
UPD70F3735GC-GAD-AX
Manufacturer Part Number
UPD70F3735GC-GAD-AX
Description
MCU 32BIT V850ES/JX3-L 80-LQFP
Manufacturer
Renesas Electronics America
Series
V850ES/Jx3-Lr
Datasheet
1.UPD70F3735GC-GAD-AX.pdf
(835 pages)
Specifications of UPD70F3735GC-GAD-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
66
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 8x10b, D/A 1x8b
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:
UPD70F3735GC-GAD-AX
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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V850ES/JF3-L
16.9 Cautions
R01UH0017EJ0400 Rev.4.00
Sep 30, 2010
(1)
(2)
(3) In communication type 2 or 4 (CBnCTL1.CBnDAP bit = 1), the CBnSTR.CBnTSF bit is cleared half a SCKBn clock
Remark
after occurrence of a reception complete interrupt (INTCBnR).
In the single transfer mode, writing the next transmit data is ignored during communication (CBnTSF bit = 1), and
the next communication is not started.
CBnCTL0.CBnRXE bit = 1) is set, the next communication is not started even if the receive data is read during
communication (CBnTSF bit = 1).
Therefore, when using the single transfer mode with communication type 2 or 4 (CBnDAP bit = 1), pay particular
attention to the following.
• To start the next transmission, confirm that CBnTSF bit = 0 and then write the transmit data to the CBnTX
• To perform the next reception continuously when reception-only communication (CBnTXE bit = 0, CBnRXE bit =
Or, use the continuous transfer mode instead of the single transfer mode. Use of the continuous transfer mode is
recommended especially for using DMA.
When transferring transmit data and receive data using DMA transfer, error processing cannot be performed even
if an overrun error occurs during serial transfer. Check that the no overrun error has occurred by reading the
CBnSTR.CBnOVE bit after DMA transfer has been completed.
In regards to registers that are forbidden from being rewritten during operations (CBnCTL0.CBnPWR bit is 1), if
rewriting has been carried out by mistake during operations, set the CBnCTL0.CBnPWR bit to 0 once, then
initialize CSIBn.
Registers to which rewriting during operation are prohibited are shown below.
• CBnCTL0 register: CBnTXE, CBnRXE, CBnDIR, CBnTMS bits
• CBnCTL1 register: CBnCKP, CBnDAP, CBnCKS2 to CBnCKS0 bits
• CBnCTL2 register: CBnCL3 to CBnCL0 bits
register.
1) is set, confirm that CBnTSF bit = 0 and then read the CBnRX register.
n = 0 to 2
CHAPTER 16 3-WIRE VARIABLE-LENGTH SERIAL I/O (CSIB)
Also if reception-only communication (CBnCTL0.CBnTXE bit = 0,
Page 512 of 816
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