M30800SAGP#U5 Renesas Electronics America, M30800SAGP#U5 Datasheet - Page 340
M30800SAGP#U5
Manufacturer Part Number
M30800SAGP#U5
Description
IC M32C/80 MCU ROMLESS 100LQFP
Manufacturer
Renesas Electronics America
Series
M16C™ M32C/80r
Datasheet
1.M30800SAGP-BLU5.pdf
(354 pages)
Specifications of M30800SAGP#U5
Core Processor
M16C/80
Core Size
16-Bit
Speed
20MHz
Connectivity
I²C, IEBus, SIO, UART/USART
Peripherals
DMA, WDT
Number Of I /o
45
Program Memory Type
ROMless
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 10x10b, D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
100-LQFP
For Use With
R0K330879S001BE - KIT DEV RSK M32C/87R0K330879S000BE - KIT DEV RSK M32C/87
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
M30800SAGP#U5M30800SAGP#D3
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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24.8.2.3 Timer A (One-shot Timer Mode)
24.8.2.4 Timer A (Pulse Width Modulation Mode)
2
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• The IR bit is set to "1" when the following procedures are performed to set timer mode:
7
N
1
• 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:
o r
o
Therefore, set the IR bit to "0" to generate a timer Ai interrupt (IR bit) after performing these proce-
0 -
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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1
p
0
0
, 1
0
16
2
0
". One-shot timer may stop counting.
0
OUT
5
Page 319
pin becomes low ("L").
f o
3
3
0
OUT
pin is held "L"
OUT
24. Precautions (Timer)
pin is held high ("H")
IN
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