DF61654N50FTV Renesas Electronics America, DF61654N50FTV Datasheet - Page 778

• Manufacturer Part Number: DF61654N50FTV
• Description: IC H8SX/1654 MCU FLASH 120TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8SX/1600r

Specifications of DF61654N50FTV

• Core Processor: H8SX
• Core Size: 32-Bit
• Speed: 50MHz
• Connectivity: I²C, IrDA, SCI, SmartCard, USB
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 75
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 40K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 120-TQFP, 120-VQFP
• For Use With: HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)3DK1657 - DEV EVAL KIT FOR H8SX/1657
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 16 I
16.4.7
Sample flowcharts in respective modes that use the I
16.17.
Rev.1.00 Sep. 08, 2005 Page 728 of 966
REJ09B0219-0100
Example of Use
2
Write the transmit data to ICDRT
Write the transmit data to ICDRT
No
C Bus Interface2 (IIC2)
No
No
No
No
and TRS = 0 in ICCRA
Read ACKBR in ICIER
Read BBSY in ICCRB
Read TEND in ISCR
Read TDRE in ICSR
Read TEND in ICSR
Clear TEND in ICSR
Clear STOP in ICSR
Read STOP in ICSR
Clear TRDE in ICSR
TRS = 1 in ICCRA
Write the transmit
Set MST = 1 and
Write BBSY = 1
Write BBSY = 0
Set MST = 0
data in ICDRT
Initial settings
and SCP = 0
ACKBR = 0?
and SCP = 0
TEND = 1?
TDRE = 1?
TEND = 1?
STOP = 1?
BBSY = 0?
Last byte?
Figure 16.14 Sample Flowchart of Master Transmit Mode
Transmit
mode?
End
Start
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
[10]
[11]
[12]
[13]
[14]
[15]
Master receive mode
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
[10] Wait for the completion of transmission of the last byte
[11] Clear the TEND flag
[12] Clear the STOP flag
[13] Issue the stop condition
[14] Wait for the creation of the stop condition
[15] Set to slave receive mode. Clear TDRE.
Detect the state of the SCL and SDA lines
Set to master transmit mode
Issue the start condition
Set the transmit data for the first byte (slave address + R/W)
Wait for 1 byte of data to be transmitted
Detect the acknowledge bit, transferred from the specified slave device
Set the transmit data for the second and subsequent data (except for the
last byte)
Wait for ICDRT empty
Set the last byte of transmit data
2
C bus interface are shown in figures 16.14 to