M30245FCGP#U1 Renesas Electronics America, M30245FCGP#U1 Datasheet - Page 119

• Manufacturer Part Number: M30245FCGP#U1
• Description: IC M16C/24 MCU FLSH 128K 100LQFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/20r

Specifications of M30245FCGP#U1

• Core Processor: M16C/60
• Core Size: 16-Bit
• Speed: 16MHz
• Connectivity: I²C, SPI, SSI, UART/USART, USB
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 82
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 10K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 100-LQFP
• Package: 100LQFP
• Family Name: R8C
• Maximum Speed: 16 MHz
• Operating Supply Voltage: 3.3 V
• Data Bus Width: 16 Bit
• Number Of Programmable I/os: 82
• Interface Type: USB/UART/I2C/SPI
• On-chip Adc: 8-chx10-bit
• Number Of Timers: 5
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

M30245 Group
Table 1.41. Timer specifications in event counter mode (when processing two-phase pulse signal)
Rev.2.00
REJ03B0005-0200
Note 1: This does not apply when the free-run function is selected.
Note 2: Timer A3 is selectable. Timer A2 is fixed to normal processing operation and Timer A4 is fixed to multiply-by-4
(Note 2)
Count Source
Count operation
Divide ratio
Count start condition
Count stop condition
Interrupt request
generation timing
TAi
TAi
Read from timer
Writer to timer
Select function
IN
OUT
pin function
operation.
pin function
Oct 16, 2006
Item
page 117 of 264
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•Two-phase pulse signals input to TAi
starts over again (Note 1)
1/ (FFFF
1/ (n+1) for down count
Count start flag is set (=1)
Count start flag is reset (=0)
Timer overflow or underflows
Two-phase pulse input
Count value can be read out by reading Timer A2, A3, or A4 register
to both the reload register and counter
written only to the reload register (to be transferred to the counter at the next reload time).
The timer counts up rising edges or counts down falling edges on the TAi
input signal on the TAi
If the phase relationship is such that the TAi
TAi
If the phase relationship is such that the TAi
TAi
pins.
Two-phase pulse input
Up count or down count can be selected by two-phase pulse signal
When the timer overflows or underflows, the reload register content is loaded and the timer
When counting is stopped and a value is written to Timer A2, A3, or A4 register, it is written
When counting is in progress and a value is written to Timer A2, A3, or A4 register, it is
Normal processing operation (Timer A2 and A3)
Multiply-by-4 processing operation (Timer A3 and Timer A4)
TAi
TAi
TAi
OUT
OUT
T
(i=2,3)
Ai
OUT
IN
OUT
(i=3,4)
IN
pin is "H", the timer counts up rising and falling edges on the TAi
pin is "H", the timer counts down rising and falling edges on the TAi
16
- n + 1) for up count
Up
count
Count up all edges
Count up all edges
OUT
Up
count
pin is "H"
n: Set value
Up
count
IN
Specification
or TAi
IN
IN
OUT
pin goes "H" when the input signal on the
pin goes "L" when the input signal on the
Down
count
Count down all edges
Count down all edges
pin
Down
count
Down
count
OUT
IN
OUT
pin when the
and TAi
and TAi
Timer A
IN
pins.
IN