M30624FGAFP#U5 Renesas Electronics America, M30624FGAFP#U5 Datasheet - Page 365

• Manufacturer Part Number: M30624FGAFP#U5
• Description: IC M16C MCU FLASH 100QFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/60r

Specifications of M30624FGAFP#U5

• Core Processor: M16C/60
• Core Size: 16-Bit
• Speed: 16MHz
• Connectivity: SIO, UART/USART
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 85
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 20K x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 10x10b, D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 100-QFP
• Cpu Family: M16C
• Device Core Size: 16/32Bit
• Frequency (max): 16MHz
• Interface Type: SIM/UART
• Total Internal Ram Size: 20KB
• # I/os (max): 87
• Number Of Timers - General Purpose: 11
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.2V
• On-chip Adc: 10-chx10-bit
• On-chip Dac: 2-chx8-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -20C to 85C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 100
• Package Type: PQFP
• For Use With: 867-1000 - KIT QUICK START RENESAS 62PM3062PT3-CPE-3 - EMULATOR COMPACT M16C/62P/30P
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Compliant

Timer B
2-46
Operation
Note
Figure 2.3.8. Operation timing of pulse period measurement mode
2.3.4 Operation of Timer B (pulse period measurement mode)
In pulse period/pulse width measurement mode, choose functions from those listed in Table 2.3.3. Op-
erations of the circled items are described below. Figure 2.3.8 shows the operation timing, and Figure
2.3.9 shows the set-up procedure.
Measurement pulse
Count start flag
Count source
Reload register
transfer timing
Timing at which counter
reaches “0000
Timer Bi interrupt
request bit
Timer Bi overflow flag
Measurement of pulse time interval from falling edge to falling edge
Table 2.3.3. Choosed functions
(1) Setting the count start flag to “1” causes the counter to start counting the count source.
(2) If a measurement pulse changes from “H” to “L”, the value of the counter goes to “0000
(3) If a measurement pulse changes from “H” to “L” again, the value of the counter is transferred
• The timer Bi interrupt request bit goes to “1” when an effective edge of a measurement pulse is
• The value of the counter at the beginning of a count is indeterminate. Therefore, the timer Bi
• The timer Bi overflow flag is indeterminate after reset. The timer Bi overflow flag goes to “0” if
Count source
Measurement
mode
input or timer Bi is overflowed. The factor of interrupt request can be determined by use of the
timer Bi overflow flag within the interrupt routine.
overflow flag may go to “1” and timer Bi interrupt request may be generated during the interval
between a count start and an effective edge input.
timer Bi mode register is written to when the count start flag is “1”. This flag cannot be set to “1”
by software.
and measurement is started. In this instance, an indeterminate value is transferred to the
reload register. The timer Bi interrupt request does not generate.
to the reload register, and the timer Bi interrupt request bit goes to “1”. Then the value of the
counter becomes “0000
16
Item
Note 1: Counter is initialized at completion of measurement.
Note 2: Timer has overflowed.
”
counter
O
O
“H”
“0”
“1”
“L”
“1”
“0”
“1”
“0”
Internal count source (f
Pulse period measurement (interval between measurement pulse falling edge to falling edge)
Pulse period measurement (interval between measurement pulse rising edge to rising edge)
Pulse width measurement (interval between measurement pulse falling edge to rising edge,
(1) Start count
16
”, and the measurement is started again.
Cleared to “0” when interrupt request is accepted, or cleared by software
(Note 1)
1
/ f
8
and between rising edge to falling edge)
/ f
(2) Start measurement
32
/ fc
Transfer
(indeterminate value)
32
)
Set-up
(Note 1)
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
(3) Start measurement again
Transfer
(measured value)
(Note 2)
M16C / 62A Group
Mitsubishi microcomputers
16
”,