DF2117VT20V Renesas Electronics America, DF2117VT20V Datasheet - Page 613

• Manufacturer Part Number: DF2117VT20V
• Description: MCU 16BIT FLASH 3V 160K 144-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2117VT20V

• Core Processor: H8S/2600
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: FIFO, I²C, LPC, SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 112
• Program Memory Size: 160KB (160K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 16x10b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-TQFP, 144-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Figure 18.13 Sample Flowchart for Operations in Slave Receive Mode
Read AASX, AAS and ADZ in ICSR
No
No
No
Read ICDR, clear IRIC flag
Clear IRIC flag in ICCR
Read IRIC flag in ICCR
Clear IRIC flag in ICCR
Clear IRIC flag in ICCR
Clear IRIC flag in ICCR
Clear IRIC flag in ICCR
Read IRIC flag in ICCR
Clear IRIC flag in ICCR
Set ACKB = 0 in ICSR
Set ACKB = 1 in ICSR
and TRS = 0 in ICCR
Slave receive mode
Read TRS in ICCR
Last reception?
and ADZ = 1?
Set MST = 0
ICDRF = 1?
Initialize IIC
Read ICDR
Read ICDR
ESTP = 1 or
STOP = 1?
IRIC = 1?
TRS = 1?
IRIC = 1?
IRIC = 1?
AAS = 1
End
Yes
Yes
Yes
Yes
No
No
No
No
No
Yes
Yes
Yes
Yes
[2] Read the receive data remaining unread.
[1] Initialization. Select slave receive mode.
[3] to [7] Wait for one byte to be received (slave address + R/W)
[10] Read the receive data. The first read is a dummy read.
[5] to [7] Wait for the reception to end.
[8] Clear IRIC flag
[8] Clear IRIC flag.
[9] Set acknowledge data for the last reception.
[10] Read the receive data.
[5] to [7] Wait for reception end.
[11] Detect stop condition.
[12] Check STOP bit.
[8] Clear IRIC flag.
[12] Clear IRIC flag.
Slave transmit mode
General call address processing
* Description omitted
Rev. 2.00 Sep. 28, 2009 Page 571 of 994
Section 18 I
2
C Bus Interface (IIC)
REJ09B0452-0200