M30800SAGP-BL#U5 Renesas Electronics America, M30800SAGP-BL#U5 Datasheet - Page 157

• Manufacturer Part Number: M30800SAGP-BL#U5
• Description: IC M32C/80 MCU ROMLESS 100LQFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M32C/80r

Specifications of M30800SAGP-BL#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: -

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3
. v
J
2
Table 14.3 Timer Mode Specifications
NOTE:
0
Count Source
Counting Operation
Divide Ratio
Counter Start Condition
Counter Stop Condition
Interrupt Request Generation Timing The timer counter underflows
TAi
TAi
Read from Timer
Write to Timer
Selectable Function
C
14.1.1 Timer Mode
1
9
0 .
8 /
B
In timer mode, the timer counts an internally generated count source (see Table 14.3). Figure 14.8
shows the TAiMR register (i=0 to 4) in timer mode.
IN
OUT
0
0
1. The CNT3 to CNT0 bits in the TCSPR register select no division (n=0) or divide-by-2n (n=1 to 15).
0
2
Pin Function
7
G
N
1
Pin Function
o
o r
0 -
. v
u
1
Item
0
p
0
, 1
0
2
0
0
5
Page 136
f
• The timer decrements a counter value
1/(n+1)
The TAiS bit in the TABSR register is set to "1" (starts counting)
The TAiS bit is set to "0" (stops counting)
Programmable I/O port or gate input
Programmable I/O port or pulse output
The TAi register indicates counter value
• While the timer counter stops, the value written to the TAi register is also written to
• While counting, the value written to the TAi register is written to the reload register
• Gate function
• Pulse output function
1
both reload register and counter
(It is transferred to the counter at the next reload timing)
, f
When the timer counter underflows, content of the reload register is reloaded into the
count register and counting resumes.
Input signal to the TAi
The polarity of the TAi
f o
8
, f
3
2n (1)
3
0
, f
n: setting value of the TAi register (i=0 to 4)
C32
IN
OUT
pin determines whether the timer counter starts or stops counting
pin is inversed whenever the timer counter underflows
Specification
0000
16
to FFFF
14. Timer (Timer A)
16