DF2556FC20DV Renesas Electronics America, DF2556FC20DV Datasheet - Page 614
DF2556FC20DV
Manufacturer Part Number
DF2556FC20DV
Description
IC H8S/2556 MCU FLASH 144QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2500r
Specifications of DF2556FC20DV
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
CAN, I²C, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
104
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 16x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
144-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Company:
Part Number:
DF2556FC20DV
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Quantity:
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Section 17 IEBus™ Controller (IEB) [H8S/2552 Group]
17.3.9
IETBR is a 1-byte buffer to which data to be transmitted in master or slave transmission is written.
IETBR is empty when the TxRDY flag in IETSR is 1. Check the TxRDY flag before setting
transmit data in IETBR.
Data written in IETBR is transmitted in the data field in master or slave transmission. Figure 17.6
shows the correspondence between the communications signal format and registers for IEBus data
transfer.
Rev. 6.00 Sep. 24, 2009 Page 566 of 928
REJ09B0099-0600
Bit
7
6
5
4
3
2
1
0
Bit Name
TBR7
TBR6
TBR5
TBR4
TBR3
TBR2
TBR1
TBR0
IEBus Transmit Buffer Register (IETBR)
Initial Value
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
Data to be transmitted is written to this 1-byte
buffer.
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