HD64F3644H Renesas Electronics America, HD64F3644H Datasheet - Page 245
HD64F3644H
Manufacturer Part Number
HD64F3644H
Description
IC H8 MCU FLASH 32K 64-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Lr
Datasheet
1.HD64F3644HV.pdf
(551 pages)
Specifications of HD64F3644H
Core Processor
H8/300L
Core Size
8-Bit
Speed
8MHz
Connectivity
SCI
Peripherals
PWM, WDT
Number Of I /o
53
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
64-QFP
Package
64PQFP
Family Name
H8
Maximum Speed
8 MHz
Operating Supply Voltage
3.3|5 V
Data Bus Width
8 Bit
Number Of Programmable I/os
45
Interface Type
SCI
On-chip Adc
8-chx8-bit
Number Of Timers
4
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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Timer Control Register V1 (TCRV1)
TCRV1 is an 8-bit read/write register that selects the valid edge at the TRGV pin, enables TRGV
input, and selects the clock input to TCNTV.
TCRV1 is initialized to H'E2 upon reset and in watch mode, subsleep mode, and subactive mode.
Bits 7 to 5 Reserved Bits: Bit 7 to 5 are reserved; they are always read as 1, and cannot be
modified.
Bits 4 and 3 TRGV Input Edge Select (TVEG1, TVEG0): Bits 4 and 3 select the TRGV input
edge.
Bit 4: TVEG1
0
1
Bit 2 TRGV Input Enable (TRGE): Bit 2 enables TCNTV counting to be triggered by input at
the TRGV pin, and enables TCNTV counting to be halted when TCNTV is cleared by compare
match. TCNTV stops counting when TRGE is set to 1, then starts counting when the edge selected
by bits TVEG1 and TVEG0 is input at the TRGV pin.
Bit 2: TRGE
0
1
Bit 1 Reserved Bit: Bit 1 is reserved; it is always read as 1, and cannot be modified.
Bit 0 Internal Clock Select 0 (ICKS0): Bit 0 and bits CKS2 to CKS0 in TCRV0 select the
TCNTV clock source. For details see section 9.4.2, Register Descriptions.
Bit
Initial value
Read/Write
Bit 3: TVEG0
0
1
0
1
TCNTV counting is not triggered by input at the TRGV pin, and does not stop
when TCNTV is cleared by compare match
TCNTV counting is triggered by input at the TRGV pin, and stops when TCNTV
is cleared by compare match
Description
7
1
1
6
Description
TRGV trigger input is disabled
Rising edge is selected
Falling edge is selected
Rising and falling edges are both selected
1
5
TVEG1
R/W
4
0
Rev. 6.00 Sep 12, 2006 page 223 of 526
TVEG0
R/W
3
0
TRGE
R/W
2
0
REJ09B0326-0600
Section 9 Timers
1
1
(initial value)
(initial value)
ICKS0
R/W
0
0
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