UPD70F3451GC-UBT-A Renesas Electronics America, UPD70F3451GC-UBT-A Datasheet - Page 947

• Manufacturer Part Number: UPD70F3451GC-UBT-A
• Description: MCU 32BIT 128KB FLASH 80LQFP
• Manufacturer: Renesas Electronics America
• Series: V850E/Ix3r

Specifications of UPD70F3451GC-UBT-A

• Core Processor: RISC
• Core Size: 32-Bit
• Speed: 64MHz
• Connectivity: CSI, I²C, UART/USART
• Peripherals: DMA, LVD, PWM, WDT
• Number Of I /o: 44
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3.5 V ~ 5.5 V
• Data Converters: A/D 10x12b, 4x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

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18.6.4 Bus cycles in which wait function is valid
block. The following shows the bus cycles in which the wait function is valid and the registers used for wait setting.
SRAM, external ROM,
external I/O cycles
In the
Remark
Remark
Bus Cycle
μ
Programmable wait
PD70F3454GC-8EA-A and 70F3454F1-DA9-A, the number of waits can be specified for each memory
Wait via WAIT pin
The circle
n = 0, 1
Wait control
WAIT pin
CLKOUT
indicates the sampling timing.
Table 18-2. Bus Cycles in Which Wait Function Is Valid
Address setup wait
Address hold wait
Data wait
Figure 18-1. Example of Inserting Wait States (2/2)
Wait Type
T1
CHAPTER 18 BUS CONTROL FUNCTION
(b) In multiplexed bus mode
User’s Manual U18279EJ3V0UD
T2
AWC
AWC
DWC0
Register
TW
Programmable Wait Setting
ASWn
AHWn
DWn2 to DWn0
TW
Bit
TW
Number of Waits
0, 1
0, 1
0 to 7
T3
× (invalid)
× (invalid)
√ (valid)
Wait by WAIT
Pin
945