HD64F3687GFP Renesas Electronics America, HD64F3687GFP Datasheet - Page 364
HD64F3687GFP
Manufacturer Part Number
HD64F3687GFP
Description
IC H8 MCU FLASH 56K 64-LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300H Tinyr
Datasheet
1.HD64F3684GFPV.pdf
(538 pages)
Specifications of HD64F3687GFP
Core Processor
H8/300H
Core Size
16-Bit
Speed
20MHz
Connectivity
I²C, SCI
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
45
Program Memory Size
56KB (56K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
64-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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Section 17 I
17.4.8
Flowcharts in respective modes that use the I
Rev.5.00 Nov. 02, 2005 Page 330 of 500
REJ09B0027-0500
Example of Use
2
C Bus Interface 2 (IIC2)
No
No
No
Write transmit data in ICDRT
Write transmit data in ICDRT
No
No
No
Set MST to 1 and TRS
Read ACKBR in ICIER
Read BBSY in ICCR2
Figure 17.17 Sample Flowchart for Master Transmit Mode
Read TEND in ICSR
Read TDRE in ICSR
Read TEND in ICSR
Clear TEND in ICSR
Clear STOP in ICSR
Read STOP in ICSR
Clear TDRE in ICSR
Write transmit data
Set MST and TRS
Write 1 to BBSY
Write 0 to BBSY
to 0 in ICCR1
in ICCR1 to 1.
and 0 to SCP.
ACKBR=0 ?
TEND=1 ?
TDRE=1 ?
TEND=1 ?
STOP=1 ?
BBSY=0 ?
Last byte?
in ICDRT
Transmit
and SCP
Initialize
mode?
Start
End
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]
Mater receive mode
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
[10] Wait for last byte to be transmitted.
[11] Clear the TEND flag.
[12] Clear the STOP flag.
[13] Issue the stop condition.
[14] Wait for the creation of stop condition.
[15] Set slave receive mode. Clear TDRE.
Test the status of the SCL and SDA lines.
Set master transmit mode.
Issue the start candition.
Set the first byte (slave address + R/W) of transmit data.
Wait for 1 byte to be transmitted.
Test the acknowledge transferred from the specified slave device.
Set the second and subsequent bytes (except for the final byte) of transmit data.
Wait for ICDRT empty.
Set the last byte of transmit data.
2
C bus interface are shown in figures 17.17 to 17.20.
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