M30262F8GP#U7 Renesas Electronics America, M30262F8GP#U7 Datasheet - Page 40

• Manufacturer Part Number: M30262F8GP#U7
• Description: IC M16C/TINY MCU FLASH 48LQFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/Tiny/26r

Specifications of M30262F8GP#U7

• Core Processor: M16C/60
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, IEBus, SIO, UART/USART
• Peripherals: DMA, WDT
• Number Of I /o: 38
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Clock Generating Circuit
32
Figure 1.8.4a. Clock control registers 0 and 1
b7
b7
System clock control register 0 (Note 1)
System clock control register 1 (Note 1)
Note 1: Set bit 0 of the protect register (address 000A
Note 2: Changes to 1 when shifting to stop mode and at a reset.
Note 3: When entering low power dissipation mode, main clock stops by using this bit. To stop the main clock, when the sub clock
Note 4: When inputting external clock, only clock oscillation buffer is stopped and clock input is acceptable.
Note 5: If this bit is set to 1 , X
Note 6: Set port X
Note 7: This bit changes to 1 when shifting from high-speed/medium-speed mode to stop mode, shifting to low power dissipation
Note 8: f
Note 9: When the X
Note 10: When setting this bit to "0", X
Note 1: Set bit 0 of the protect register (address 000A
Note 2: This bit changes to 1 when shifting from high-speed/medium-speed mode to stop mode, shifting to low power dissipation
Note 3: Can be selected when bit 6 of the system clock control register 0 (address 0006
Note 4: If this bit is set to 1 , X
b6
b6
b5
b5
oscillation is stable, set system clock select bit (CM07) to 1 before setting this bit to 1 . The main clock division select
bit 0 (CM06) and the X
( H ) via the feedback resistor.
Do not write to both bits at the same time. And also, set the main clock stop bit (CM05) to 0 and stabilize the main clock
oscillating before setting this bit from 1 to 0 .
mode and at a reset. When shifting from high-speed/medium-speed mode to
medium-speed mode is retained.
mode and at a reset. When shifting from high-speed/medium-speed mode to low-speed mode, the value before high-speed/
medium-speed mode is retained.
C32
Preliminary Specifications Rev. 0.9
b4
b4
0 0
Specifications in this manual are tentative and subject to change.
is not included.
b3
b3
b2
b2
0
C
CIN
select bit (CM04) to 1 and stabilize the sub-clock oscillating before setting this bit from 0 to 1 .
b1
b1
0
/X
b0
b0
COUT
Bit symbol
Do not set to
Bit symbol
is used, set ports P8
IN
OUT
Reserved bit
OUT
Reserved bit
CM02
CM03
CM04
CM05
CM06
CM07
CM10
Reserved bit
CM15
CM16
CM17
-X
Symbol
CM0
Symbol
CM1
OUT
turns H . The built-in feedback resistor remains being connected, so X
turns H , and the built-in feedback resistor is cut off. X
CIN
drive capacity select bit (CM15) change to 1 when this bit is set to 1 .
-X
Port X
(Note 10)
Main clock (X
Main clock division select
bit 0 (Note 7)
Main clock division
select bit 1 (Note 3)
WAIT peripheral function
clock stop bit
X
select bit (Note 2)
stop bit (Note 3, 4, 5)
System clock select bit
(Note 6)
1
All clock stop control bit
(Note4)
X
select bit (Note 2)
COUT
CIN
IN
when using low-speed or low power dissipation mode.
Renesas Technology Corp.
-X
-X
OUT
C
COUT
drive capacity select bit becomes "1".
select bit
Bit name
Bit name
6
drive capacity
and P8
16
16
drive capacity
Address
) to 1 before writing to this register.
Address
) to 1 before writing to this register.
IN
0006
0007
-X
7
OUT
as the input ports without pull-up.
16
16
)
When reset
When reset
0 : Do not stop peripheral function clock in wait mode
1 : Stop peripheral function clock in wait mode (Note 8)
0 : LOW
1 : HIGH
0 : I/O port
1 : X
0 : On
1 : Off
0 : CM16 and CM17 valid
1 : Division by 8 mode
0 : X
1 : X
0 : Clock on
1 : All clocks off (stop mode)
b7 b6
0 0 : No division mode
0 1 : Division by 2 mode
1 0 : Division by 4 mode
1 1 : Division by 16 mode
0 : LOW
1 : HIGH
Must always be set to 0
Must always be set to 0
Must always be set to 0
48
20
CIN
IN
CIN
16
16
, X
-X
, X
OUT
COUT
COUT
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
low-speed
generation (Note 9)
16
) is 0 . If 1 , division mode is fixed at 8.
CIN
and X
Function
Function
mode, the value before high-speed/
COUT
turn high-impedance state.
IN
turns pulled up to X
M16C/26 Group
R
R
OUT
W
W