DF2110BVTE10 Renesas Electronics America, DF2110BVTE10 Datasheet - Page 244
DF2110BVTE10
Manufacturer Part Number
DF2110BVTE10
Description
MCU 3V 64K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Datasheet
1.DF2110BVTE10V.pdf
(561 pages)
Specifications of DF2110BVTE10
Core Processor
H8S/2000
Core Size
16-Bit
Speed
10MHz
Connectivity
Host Interface (LPC), I²C, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
82
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Other names
HD64F2110BVTE10
HD64F2110BVTE10
HD64F2110BVTE10
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2110BVTE10V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 10 8-Bit Timer (TMR)
10.9.5
TCNT may increment erroneously when the internal clock is switched over. Table 10.7 shows the
relationship between the timing at which the internal clock is switched (by writing to the CKS1
and CKS0 bits) and the TCNT operation.
When the TCNT clock is generated from an internal clock, the falling edge of the internal clock
pulse is detected. If clock switching causes a change from high to low level, as shown in no. 3 in
table 10.7, a TCNT clock pulse is generated on the assumption that the switchover is a falling
edge, and TCNT is incremented.
Erroneous incrementation can also happen when switching between internal and external clocks.
Table 10.7 Switching of Internal Clocks and TCNT Operation
No.
1
2
Rev. 2.00 Mar 21, 2006 page 204 of 518
REJ09B0299-0200
Timing of Switchover
by Means of CKS1
and CKS0 Bits
Clock switching from low to
low level *
Clock switching from low to
high level
Switching of Internal Clocks and TCNT Operation
1
2
TCNT Clock Operation
Clock before
switchover
Clock after
switchover
TCNT
clock
TCNT
Clock before
switchover
Clock after
switchover
TCNT
clock
TCNT
N
N
CKS bit rewrite
N + 1
CKS bit rewrite
N + 1
N + 2
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