DF36912GFH Renesas Electronics America, DF36912GFH Datasheet - Page 203
DF36912GFH
Manufacturer Part Number
DF36912GFH
Description
MCU 3/5V 8K 32-LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300H Tinyr
Datasheet
1.DF36912GFHV.pdf
(442 pages)
Specifications of DF36912GFH
Core Processor
H8/300H
Core Size
16-Bit
Speed
12MHz
Connectivity
I²C, SCI
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
18
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
32-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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Periodic counting operation can be performed when GRA is set as an output compare register and
bit CCLR in TCRW is set to 1. When the count matches GRA, TCNT is cleared to H'0000, the
IMFA flag in TSRW is set to 1. If the corresponding IMIEA bit in TIERW is set to 1, an interrupt
request is generated. TCNT continues counting from H'0000. Figure 12.3 shows periodic
counting.
By setting a general register as an output compare register, compare match A, B, C, or D can
cause the output at the FTIOA, FTIOB, FTIOC, or FTIOD pin to output 0, output 1, or toggle.
Figure 12.4 shows an example of 0 and 1 output when TCNT operates as a free-running counter, 1
output is selected for compare match A, and 0 output is selected for compare match B. When
signal is already at the selected output level, the signal level does not change at compare match.
GRA
H'0000
CTS bit
IMFA
H'FFFF
GRA
GRB
H'0000
FTIOA
FTIOB
TCNT value
Figure 12.4 0 and 1 Output Example (TOA = 0, TOB = 1)
TCNT value
Figure 12.3 Periodic Counter Operation
No change
No change
Rev. 3.00 Sep. 14, 2006 Page 173 of 408
Flag cleared
by software
No change
No change
Section 12 Timer W
Time
REJ09B0105-0300
Time
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