DF70844AD80FPV Renesas Electronics America, DF70844AD80FPV Datasheet - Page 1039
DF70844AD80FPV
Manufacturer Part Number
DF70844AD80FPV
Description
IC SUPERH MCU FLASH 112LQFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7080r
Datasheet
1.DF70844AD80FPV.pdf
(1644 pages)
Specifications of DF70844AD80FPV
Core Size
32-Bit
Program Memory Size
256KB (256K x 8)
Core Processor
SH-2
Speed
80MHz
Connectivity
EBI/EMI, FIFO, I²C, SCI, SSU
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
76
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
112-LQFP
No. Of I/o's
76
Ram Memory Size
16KB
Cpu Speed
80MHz
Digital Ic Case Style
LQFP
Supply Voltage Range
3V To 3.6V, 4.5V To 5.5V
Embedded Interface Type
I2C, SCI
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
R0K570865S001BE - KIT STARTER FOR SH7086R0K570865S000BE - KIT STARTER FOR SH7086HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)
Eeprom Size
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF70844AD80FPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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20.4
20.4.1
The CMT has channels and each of them to which a different vector address is allocated has
compare match interrupt. When both the interrupt request flag (CMF) and interrupt enable bit
(CMIE) are set to 1, the corresponding interrupt request is output. When the interrupt is used to
activate a CPU interrupt, the priority of channels can be changed by the interrupt controller
settings. For details, see section 6, Interrupt Controller (INTC).
The data transfer controller (DTC) can be activated by an interrupt request. In this case, the
priority between channels is fixed. See section 8, Data Transfer Controller (DTC), for details.
20.4.2
When CMCOR and CMCNT match, a compare match signal is generated and the CMF bit in
CMCSR is set to 1. The compare match signal is generated in the last cycle in which the values
match (when the CMCNT value is updated to H'0000). That is, after a match between CMCOR
and CMCNT, the compare match signal is not generated until the next CMCNT counter clock
input. Figure 20.4 shows the timing of CMF bit setting.
20.4.3
The CMF bit in CMCSR is cleared by reading 1 from this bit, then writing 0.
Interrupts
CMT Interrupt Sources and DTC Activation
Timing of Setting Compare Match Flag
Timing of Clearing Compare Match Flag
Peripheral operating
Compare match
Counter clock
clock (Pφ)
CMCOR
CMCNT
signal
Figure 20.4 Timing of CMF Setting
(N + 1)th
N
N
clock
Rev. 3.00 May 17, 2007 Page 981 of 1582
Section 20 Compare Match Timer (CMT)
0
REJ09B0181-0300
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