UPD70F3735GC-GAD-AX Renesas Electronics America, UPD70F3735GC-GAD-AX Datasheet - Page 163
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
- Current page: 163 of 835
- Download datasheet (5Mb)
V850ES/JF3-L
5.5
5.5.1
R01UH0017EJ0400 Rev.4.00
Sep 30, 2010
(1) Data wait control register 0 (DWC0)
Wait Function
To realize interfacing with a low-speed memory or I/O, up to seven data wait states can be inserted in the bus cycle
that is executed for each memory block space.
The number of wait states can be programmed by using the DWC0 register . Immediately after system reset, 7
data wait states are inserted for all the blocks.
The DWC0 register can be read or written in 16-bit units.
Reset sets this register to 7777H.
Cautions 1. The internal ROM and internal RAM areas are not subject to programmable wait, and are
Programmable wait function
Caution Be sure to clear bits 15, 11, 7, and 3 to “0”.
2. Write to the DWC0 register after reset, and then do not change the set values. Also, do not
DWC0
After reset:
always accessed without a wait state. The on-chip peripheral I/O area is also not subject to
programmable wait, and only wait control from each peripheral function is performed.
access an external memory area until the initial settings of the DWC0 register are complete.
DWn2
15
7777H
0
7
0
0
0
0
0
1
1
1
1
DW32
DW12
DWn1
14
0
0
1
1
0
0
1
1
6
R/W
Memory block 3
Memory block 1
DW31
DW11
DWn0
Address:
13
5
0
1
0
1
0
1
0
1
None
1
2
3
4
5
6
7
DW30
DW10
FFFFF484H
12
4
memory block n space (n = 0 to 3)
Number of wait states inserted in
11
0
0
3
CHAPTER 5 BUS CONTROL FUNCTION
DW22
DW02
10
2
Memory block 0
Memory block 2
DW21
DW01
1
9
DW20
DW00
0
8
Page 147 of 816
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