M30800SFP-BL#D5 Renesas Electronics America, M30800SFP-BL#D5 Datasheet - Page 221

• Manufacturer Part Number: M30800SFP-BL#D5
• Description: MCU 3/5V 0K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/80r

Specifications of M30800SFP-BL#D5

• Core Processor: M16C/80
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SIO, UART/USART
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 45
• Program Memory Type: ROMless
• Ram Size: 10K x 8
• Voltage - Supply (vcc/vdd): 2.7 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
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -

M
R
R
e
E
1
27. Usage Precaution
v
J
6
1 .
0
C
9
SFR (100-pin version)
Timer
Timer A (timer mode)
Timer A (event counter mode)
0 .
8 /
B
0
(1) Addresses 03C9
(1) A timer Ai register and a timer Bi register are unstable after MCU resetting. Please start a count
(1) Reading the timer Ai register while a count is in progress allows reading, with arbitrary timing, the
(1) Reading the timer Ai register while a count is in progress allows reading, with arbitrary timing, the
(2) When stop counting in free run type, set timer again.
(3) In the case of using as “Free-Run type”, the timer register contents may be unknown when count-
0
0
1
A
8
G
u
03CB
after setting a value as the timer Ai register or timer Bi register to be used, when using a timer.
value of the counter. Reading the timer Ai register with the reload timing gets “FFFF
the timer Ai register after setting a value in the timer Ai register with a count halted but before the
counter starts counting gets a proper value.
value of the counter. Reading the timer Ai register with the reload timing gets “FFFF
flow or “0000
register with a count halted but before the counter starts counting gets a proper value.
ing begins. If the timer register is set before counting has started, then the starting value will be
unknown.
7
o r
. g
0 -
u
• In the case where the up/down count will not be changed.
• In the case where the up/down count has changed.
1
0
p
0
, 2
0
16
2
, 03CE
0
Enable the “Reload” function and write to the timer register before counting begins. Re-
First set to “Reload type” operation. Once the first counting pulse has occurred, the timer
0
write the value to the timer register immediately after counting has started. If counting
up, rewrite “0000
register. This will cause the same operation as “Free-Run type” mode.
may be changed to “Free-Run type”.
5
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16
16
” by overflow. Reading the timer Ai register after setting a value in the timer Ai
16
, 03CF
, 03CB
f o
16
16
3
, 03D2
16
2
9
to 03D3
” to the timer register. If counting down, rewrite “FFFF
16
, 03D3
16
, 03DC
16
and "00
16
area is for future plan. Must set "FF
16
" to address 03DC
16
at initial setting.
27. Usage Precaution
16
16
16
” to the timer
16
" to address
” by under-
”. Reading