R4F24278NVFQU Renesas Electronics America, R4F24278NVFQU Datasheet - Page 1175
R4F24278NVFQU
Manufacturer Part Number
R4F24278NVFQU
Description
MCU 512K/48K 2.7-5.5V 144-LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2400r
Datasheet
1.R4F24278NVFQU.pdf
(1482 pages)
Specifications of R4F24278NVFQU
Core Processor
H8S/2600
Core Size
16/32-Bit
Speed
33MHz
Connectivity
EBI/EMI, I²C, IrDA, SCI, Smart Card, SPI, SSU, UART/USART
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
98
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Eeprom Size
-
Ram Size
64K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 16x10b; D/A 2x8b
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
144-LQFP
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
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Quantity
Price
Company:
Part Number:
R4F24278NVFQU
Manufacturer:
REALTEK
Quantity:
2 300
Company:
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R4F24278NVFQU
Manufacturer:
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Quantity:
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H8S/2427, H8S/2427R, H8S/2425 Group
23.5
When the mode pins (MD0, MD1, and MD2) are set to on-board programming mode and the reset
start is executed, a transition is made to on-board programming mode in which the on-chip flash
memory can be programmed/erased. On-board programming mode has three operating modes:
boot mode, user boot mode, and user program mode.
Table 23.4 shows the pin setting for each operating mode.
Table 23.4 On-Board Programming Mode Setting
23.5.1
In user program mode, the flash memory can be programmed by the CPU through execution of
software commands. In this mode, the user ROM and data flash can be programmed without using
a ROM programmer with the microcomputer mounted on a system board.
The programming and block erase commands should be executed only in each block area of the
user ROM and data flash.
User program mode provides the erase/write 0 mode (EW0 mode). Table 23.5 gives an overview
of the EW0 mode specifications.
REJ09B0565-0100 Rev. 1.00
Jul 22, 2010
Mode Setting
Boot mode
User boot mode
User program mode
On-Board Programming Mode
User Program Mode
EMLE
0
MD2
0
1
Expanded mode with on-chip ROM enabled, single-chip mode
MD1
1
0
Section 23 Flash Memory
MD0
1
1
Page 1145 of 1448
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