M30245FCGP#U1 Renesas Electronics America, M30245FCGP#U1 Datasheet - Page 117

• 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 1.39. Timer mode specifications
Figure 1.81. Timer Ai mode register in timer mode
Rev.2.00
REJ03B0005-0200
Count source
Count operation
Divide ratio
Count start condition
Count stop condition
Interrupt request
generation timing
TAi
TAi
Read from timer
Write to timer
Select function
Timer mode
IN
OUT
In this mode, the timer counts an internally generated count source. Timer A in timer mode specifications are shown in
Table 1.39. Figure 1.81 shows the Timer Ai mode register in timer mode.
pin function
pin function
Item
Oct 16, 2006
Timer Ai mode register (i = 0 to 4)
b7
b6
•
•
•
•
f1, f8, f32, fc32
•
•
1/(n+1) n: Set value
Count start flag is set (= 1)
Count start flag is reset (= 0)
When the timer underflows
Programmable I/O port or gate input.
Programmable I/O port or pulse output.
Count value can be read out by reading Timer Ai register
reload register and counter
reload register (to be transferred to counter at the next reload time)
b5
page 115 of 264
Down count
When the timer underflows, it loads the reload register contents before continuing counting
When counting is stopped and a value is written to Timer Ai register, it is written to both the
Whencountingis in progressand avalue iswritten to Timer Ai register, itis written only to the
Gate function-Counting can be started and stopped by TAi
Pulse output function-Each time the timer underflows, the TAi
b4
b3
b2
b1
b0
Note 1: X value can be "0" or "1"
Note 2: Set the corresponding port direction register to "0".
Bit Symbol
TMOD0
TMOD1
MR3
TCK0
TCK1
MR0
MR1
MR2
Symbol
TAiMR (i=0 to 4)
Gate function select bit
Count source select bit
0 (Set to "0" in timer mode)
Operation mode
select bit
Pulse output function
select bit
Bit Name
Specification
0396
b7 b6
0 0 : f1
0 1 : f8
1 0 : f32
1 1 : fc32
0 : Pulse is not output
(TAi
1 : Pulse is output
(TAi
0 X : Gate funciton not available
(TAi
1 0 : Timer counts only when TAi
is held "L" (Note 2)
1 1 : Timer counts only when TAi
is held "H" (Note 2)
b1 b0
0 0 : Timer mode
b4 b3
Address
16
OUT
OUT
IN
to 039A
pin is a normal port pin) (Note 1)
pin is a normal port pin)
pin is a pulse output pin)
16
Function
IN
pin's input signal
OUT
When reset
00000X00
pin's polarity isreversed
IN
IN
pin
pin
2
R W
O O
O O
O O
O O
O O
O O
O O
O O
Timer A