HD64F2239TF20I Renesas Electronics America, HD64F2239TF20I Datasheet - Page 725

• Manufacturer Part Number: HD64F2239TF20I
• Description: MCU 3V 384K I-TEMP 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2200r

Specifications of HD64F2239TF20I

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• 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: -

[13] Read the IRTR flag in ICSR. If the IRTR flag value is 0, the wait state is cancelled by
[14] If the IRTR flag value is 0, clear the IRIC flag to 0 to cancel the wait state. Return to reading
[15] Clear the WAIT bit in ICMR to 0 to cancel the wait mode. Then clear the IRIC flag to 0. The
[16] Read the final receive data in ICDR.
[17] Write 0 to BBSY and SCP in ICCR. This changes SDA from low to high when SCL is high,
SCL
(master output)
SDA
(slave output)
SDA
(master output)
IRIC
IRTR
ICDR
User processing
Master transmit mode
(1) The flag is set at the falling edge of the 8th clock cycle of the receive clock for 1 frame.
(2) The flag is set at the rising edge of the 9th clock cycle of the receive clock for 1 frame.
clearing the IRIC flag as described in step [14] below. If the IRTR flag value is 1 and the
receive operation has finished, perform the issue stop condition processing described in step
[15] below.
the IRIC flag, as described in step [12], to detect the end of the receive operation.
IRIC flag should be cleared when the value of WAIT is 0. (The stop condition may not be
output properly when the issue stop condition instruction is executed if the WAIT bit was
cleared to 0 after the IRIC flag is cleared to 0.)
and generates the stop condition.
SCL is automatically held low, in synchronization with the internal clock, until the IRIC
flag is cleared.
The IRTR flag is set to 1, indicating that reception of 1 frame of data has ended. The
master device continues to output the receive clock for the receive data.
Figure 16.12 Example of Master Receive Mode Operation Timing
A
9
[1] TRS cleared to 0
IRIC clearance
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3
[2] ICDR read (dummy read)
Master receive mode
1
2
(MLS = ACKB = 0, WAIT = 1)
3
Data 1
4
5
Bit 2 Bit 1 Bit 0
6
7
Section 16 I
Rev. 6.00 Mar. 18, 2010 Page 663 of 982
[6] IRIC clearance
8
(cancel wait)
[4] IRTR = 0
[3]
A
2
C Bus Interface (IIC) (Option)
[3]
[4] IRTR = 1
9
[5] ICDR read
(data 1)
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3
Data 1
1
REJ09B0054-0600
2
Data 2
[6] IRIC clearance
3
4
5