M30845FJGP#U3 Renesas Electronics America, M30845FJGP#U3 Datasheet - Page 504

IC M32C MCU FLASH 512K 144LQFP

M30845FJGP#U3

Manufacturer Part Number
M30845FJGP#U3
Description
IC M32C MCU FLASH 512K 144LQFP
Manufacturer
Renesas Electronics America
Series
M16C™ M32C/80r
Datasheets

Specifications of M30845FJGP#U3

Core Processor
M32C/80
Core Size
16/32-Bit
Speed
32MHz
Connectivity
CAN, I²C, IEBus, SIO, UART/USART
Peripherals
DMA, PWM, WDT
Number Of I /o
121
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
24K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 34x10b, D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
144-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-

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27.9.2.3 Timer A (One-shot Timer Mode)
27.9.2.4 Timer A (Pulse Width Modulation Mode)
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• The IR bit is set to "1" when the following procedures are performed to set timer mode:
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• The TAiS (i=0 to 4) bit in the TABSR register is set to "0" (stops counting) after reset. Set the TAiS
• The followings occur when the TABSR register is set to "0" (stops counting) while counting:
• The output of the one-shot timer is synchronized with an internal count source. When set to an
• When a trigger is generated while counting, the reload register reloads and continues counting
• If an external trigger input is selected to start counting in timer A one-shot timer mode, do not
• The TAiS(i=0 to 4) bit in the TABSR register is set to "0" (stops counting) after reset. Set the TAiS bit
• The IR bit is set to "1" when the following procedures are performed to set timer mode:
• The followings occur when the TAiS bit is set to "0" (stops counting) while PWM pulse is output:
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Therefore, set the IR bit to "0" to generate a timer Ai interrupt (IR bit) after performing these proce-
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bit to "1" (starts counting) after selecting an operating mode and setting the TAi register.
- The counter stops counting and the microcomputer reloads contents of the reload register.
- The TAi
- The IR bit in the TAiIC register is set to "1" (interrupt requested) after one CPU clock cycle.
external trigger, there is a delay of one count source cycle maximum, from trigger input to the TAi
pin to the one-shot timer output.
- selecting one-shot timer mode after reset.
- switching from timer mode to one-shot timer mode.
- switching from event counter mode to one-shot timer mode.
dures.
after the counter has decremented once following a re-trigger. To generate a trigger while counting,
wait at least 1 count source cycle after the previous trigger has been generated and generate a re-
trigger.
provide another external trigger input again for 300 ns before the timer A counter value reaches
"0000
to "1" (starts counting) after selecting an operating mode and setting the TAi register.
- Selecting PWM mode after reset
- Switching from timer mode to PWM mode
- Switching from event counter mode to PWM mode
Therefore, set the IR bit to "0" by program to generate a timer Ai interrupt (IR bit) after performing
these procedures.
- The counter stops counting
- Output level changes to low ("L") and the IR bit changes to "1" when the TAi
- The IR bit and the output level remain unchanged when TAi
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Page 481
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pin becomes low ("L").
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pin is held "L"
OUT
27. Precautions (Timer)
pin is held high ("H")
IN