DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 552

• Manufacturer Part Number: DF2148ATE20
• Description: IC H8S MCU FLASH 128K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2148ATE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: Host Interface, I²C, IrDA, SCI
• Peripherals: POR, 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 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: HD64F2148ATE20; HD64F2148ATE20

Section 16 I
Bit 5
MST
0
1
Bit 5
MST
0
1
Bit 4
TRS
0
1
Rev. 4.00 Sep 27, 2006 page 506 of 1130
REJ09B0327-0400
Bit 4
TRS
0
1
0
1
Description
Slave mode
[Clearing conditions]
1. When 0 is written by software
2. When bus arbitration is lost after transmission is started in I
Master mode
[Setting conditions]
1. When 1 is written by software (in cases other than clearing condition 2)
2. When 1 is written in MST after reading MST = 0 (in case of clearing condition 2)
Description
Receive mode
[Clearing conditions]
1. When 0 is written by software (in cases other than setting condition 3)
2. When 0 is written in TRS after reading TRS = 1 (in case of clearing condition 3)
3. When bus arbitration is lost after transmission is started in I
4. When the SW bit in DDCSWR changes from 1 to 0
Transmit mode
[Setting conditions]
1. When 1 is written by software (in cases other than clearing conditions 3 and 4)
2. When 1 is written in TRS after reading TRS = 0 (in case of clearing conditions 3
3. When a 1 is received as the R/W bit of the first frame in I
2
C Bus Interface [Option]
mode
mode
and 4)
Operating Mode
Slave receive mode
Slave transmit mode
Master receive mode
Master transmit mode
2
C bus format slave mode
2
2
C bus format master
C bus format master
(Initial value)
(Initial value)
(Initial value)