DF2239TF16I Renesas Electronics America, DF2239TF16I Datasheet - Page 574

• Manufacturer Part Number: DF2239TF16I
• Description: MCU 3V 384K I-TEMP 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2200r

Specifications of DF2239TF16I

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 16MHz
• Connectivity: I²C, SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 72
• Program Memory Size: 384KB (384K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: HD64F2239TF16I; HD64F2239TF16I

Section 14 IEBus™ Controller (IEB) [H8S/2258 Group]
14.3.17 IEBus General Flag Register (IEFLG)
IEFLG indicates the IEB command execution status, lock status and slave address match, and
broadcast reception detection. This register cannot be modified.
Rev. 6.00 Mar. 18, 2010 Page 512 of 982
REJ09B0054-0600
Bit
7
6
Bit Name
CMX
MRQ
Initial
Value
0
0
R/W
R
R
Description
Command Execution Status
Indicates the command execution status.
1: A command is being executed
[Setting condition]
When a master communications request or slave transmit
request command is issued while the MRQ, SRQ, or SRE
flag is set to 1
0: A command execution is completed
[Clearing condition]
When a command execution has been completed
Master Communications Request
Indicates whether or not the unit is in communications
request state as a master unit.
1: The unit is in communications request state as a master
[Setting condition]
When the CMX flag is cleared to 0 after the master
communications request command is issued
0: The unit is not in communications request status as a
[Clearing condition]
When the master communications have been completed
unit
master unit