HD64F2145BTE20 Renesas Electronics America, HD64F2145BTE20 Datasheet - Page 477
HD64F2145BTE20
Manufacturer Part Number
HD64F2145BTE20
Description
IC H8S MCU FLASH 256K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of HD64F2145BTE20
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
256KB (256K 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
Contains lead / RoHS non-compliant
Eeprom Size
-
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16.3.4
ICMR sets the communication format and transfer rate. It can only be accessed when the ICE bit
in ICCR is set to 1.
Bit
7
6
5
4
3
Bit Name
MLS
WAIT
CKS2
CKS1
CKS0
I
2
C Bus Mode Register (ICMR)
Initial Value R/W
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
Description
MSB-First/LSB-First Select
0: MSB-first
1: LSB-first
Set this bit to 0 when the I
Wait Insertion Bit
This bit is valid only in master mode with the I
format.
0: Data and the acknowledge bit are transferred
1: After the fall of the clock for the final data bit (8
For details, refer to section 16.4.7, IRIC Setting Timing
and SCL Control.
Transfer Clock Select 2 to 0
These bits are used only in master mode.
These bits select the required transfer rate, together with
the IICX1 (IIC_1) and IICX0 (IIC_0) bits in STCR. Refer to
table 16.3.
consecutively with no wait inserted.
the IRIC flag is set to 1 in ICCR, and a wait state begins
(with SCL at the low level). When the IRIC flag is
cleared to 0 in ICCR, the wait ends and the
acknowledge bit is transferred.
Section 16 I
Rev. 3.00 Mar 21, 2006 page 421 of 788
2
C bus format is used.
2
C Bus Interface (IIC) (Optional)
REJ09B0300-0300
2
C bus
th
clock),
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