DF2148BTE20 Renesas Electronics America, DF2148BTE20 Datasheet - Page 509
DF2148BTE20
Manufacturer Part Number
DF2148BTE20
Description
IC H8S MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148BTE20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
I²C, IrDA, SCI, X-Bus
Peripherals
PWM, WDT
Number Of I /o
74
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K 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
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2148BTE20
HD64F2148BTE20
HD64F2148BTE20
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2148BTE20V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Figure 16.15 Sample Flowchart for Operations in Master Receive Mode
No
No
Clear IRIC flag in ICCR
Clear IRIC flag in ICCR
Read IRIC flag in ICCR
Clear IRIC flag in ICCR
Set HNDS = 0 in ICXR
Read IRIC flag in ICCR
Set ACKB = 0 in ICSR
Set ACKB = 1 in ICSR
Set TRS = 0 in ICCR
Set WAIT = 0 in ICMR
Set TRS = 1 in ICCR
Set WAIT = 0 in ICMR
Slave receive mode
Set BBSY = 0 and
SCP = 0 in ICCR
(Receiving a Single Byte) (WAIT = 1)
Read ICDR
Read ICDR
IRIC = 1?
IRIC = 1?
End
Yes
Yes
[1] Select receive mode.
[2] Start receiving. The first read
[3] Wait for a receive wait
[7] Set acknowledge data for
[9] Set TRS for stop condition issuance
[11] Clear IRIC flag.
[12] Wait for 1 byte to be received.
[15] Clear wait mode.
[16] Read the last receive data
[17] Generate stop condition
is a dummy read.
(Set IRIC at the fall of the 8th clock)
the last reception.
(to end the wait insertion)
(Set IRIC at the rise of the 9th clock)
Clear IRIC flag.
(IRIC flag should be cleared to 0
after setting WAIT = 0.)
Section 16 I
Rev. 3.00 Mar 21, 2006 page 453 of 788
2
C Bus Interface (IIC) (Optional)
REJ09B0300-0300
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