R4F24278NVFQU Renesas Electronics America, R4F24278NVFQU Datasheet - Page 764
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
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R4F24278NVFQU
Manufacturer:
REALTEK
Quantity:
2 300
Company:
Part Number:
R4F24278NVFQU
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 11 I/O Ports
11.18.5 Port Function Control Register 4 (PFCR4)
PFCR4 switches the functions of the WAIT input pin, BREQ input pin, BACK output pin,
BREQO output pin, TxD4 output pin, RxD4 input pin, and SCK4 input/output pin.
Page 734 of 1448
Bit
7
6
5
4
3
2
Bit Name
WAITS
BREQS
BACKS
BREQOS
⎯
TXD4S
Initial Value
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
⎯
R/W
TxD4 Pin Select
Description
WAIT Pin Select
Selects the WAIT input pin.
0: PF0/WAIT-A is selected.
1: P25/WAIT-B is selected.
BREQ Pin Select
Selects the BREQ input pin.
0: PG6/BREQ-A is selected.
1: P51/BREQ-B is selected.
BACK Pin Select
Selects the BACK output pin.
0: PG5/BACK-A is selected.
1: P52/BACK-B is selected.
BREQO Pin Select
Selects the BREQO output pin.
0: PG4/BREQO-A is selected.
1: P50/BREQO-B is selected.
Reserved
This bit is always read as 0. Only the initial value
should be written to this bit.
Selects the TxD4 output pin.
0: P23/TxD4-A is selected.
1: PA1/TxD4-B is selected.
H8S/2427, H8S/2427R, H8S/2425 Group
REJ09B0565-0100 Rev. 1.00
Jul 22, 2010
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