DF3052BX25V Renesas Electronics America, DF3052BX25V Datasheet - Page 482
DF3052BX25V
Manufacturer Part Number
DF3052BX25V
Description
MCU 5V 512K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Specifications of DF3052BX25V
Core Processor
H8/300H
Core Size
16-Bit
Speed
25MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
70
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF3052BX25V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 13 Serial Communication Interface
Bit 1—Multiprocessor Bit (MPB): Stores the value of the multiprocessor bit in receive data
when a multiprocessor format is used in asynchronous mode. MPB is a read-only bit and cannot
be written.
Note: * If the RE bit is cleared to 0 when a multiprocessor format is selected, MPB retains its
Bit 0—Multiprocessor Bit Transfer (MPBT): Stores the value of the multiprocessor bit added to
transmit data when a multiprocessor format is selected for transmitting in asynchronous mode. The
MPBT setting is ignored in synchronous mode, when a multiprocessor format is not selected, or
when the SCI is not transmitting.
13.2.8
BRR is an 8-bit register that, together with the CKS1 and CKS0 bits in SMR that select the baud
rate generator clock source, determines the serial communication bit rate.
Bit
Initial value
Read/Write
The CPU can always read and write BRR. BRR is initialized to H'FF by a reset and in standby
mode. The two SCI channels have independent baud rate generator control, so different values can
be set in the two channels.
Table 13.3 shows examples of BRR settings in asynchronous mode. Table 13.4 shows examples of
BRR settings in synchronous mode.
Rev. 3.00 Mar 21, 2006 page 452 of 814
REJ09B0302-0300
Bit 1: MPB
0
1
Bit 0: MPBT
0
1
previous value.
Bit Rate Register (BRR)
R/W
7
1
Description
Multiprocessor bit value in receive data is 0 *
Multiprocessor bit value in receive data is 1
Description
Multiprocessor bit value in transmit data is 0
Multiprocessor bit value in transmit data is 1
R/W
6
1
R/W
5
1
R/W
4
1
R/W
3
1
R/W
2
1
R/W
1
1
(Initial value)
(Initial value)
R/W
0
1
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