HD64F3687FP Renesas Electronics America, HD64F3687FP Datasheet - Page 367
HD64F3687FP
Manufacturer Part Number
HD64F3687FP
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 HD64F3687FP
Core Processor
H8/300H
Core Size
16-Bit
Speed
20MHz
Connectivity
I²C, SCI
Peripherals
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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Supplementary explanation: When one byte is received, steps [2] to [6] are skipped after step [1],
No
No
Clear ACKBT in ICIER to 0
Set ACKBT in ICIER to 1
Figure 17.20 Sample Flowchart for Slave Receive Mode
Dummy-read ICDRR
Read RDRF in ICSR
Read RDRF in ICSR
Slave receive mode
Clear AAS in ICSR
Read ICDRR
Read ICDRR
Read ICDRR
RDRF=1 ?
RDRF=1 ?
Last receive
End
- 1?
Yes
Yes
No
before jumping to step [7]. The step [8] is dummy-read in ICDRR.
Yes
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
[10]
[1] Clear the AAS flag.
[2] Set acknowledge to the transmit device.
[3] Dummy-read ICDRR.
[4] Wait for 1 byte to be received.
[5] Check whether it is the (last receive - 1).
[6] Read the receive data.
[7] Set acknowledge of the last byte.
[8] Read the (last byte - 1) of receive data.
[9] Wait the last byte to be received.
[10] Read for the last byte of receive data.
Rev.5.00 Nov. 02, 2005 Page 333 of 500
Section 17 I
2
C Bus Interface 2 (IIC2)
REJ09B0027-0500
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