M30800SFP-BL#U5 Renesas Electronics America, M30800SFP-BL#U5 Datasheet - Page 57

• Manufacturer Part Number: M30800SFP-BL#U5
• Description: MCU 3/5V 0K,PB-FREE 100-QFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/80r

Specifications of M30800SFP-BL#U5

• 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: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

M
R
R
8.2 Clock Control
e
E
1
v
J
Figure 8.3 Clock generating circuit
6
1 .
0
C
Software reset
9
0 .
8 /
Figure 8.3 shows the block diagram of the clock generating circuit.
B
0
0
0
1
A
RESET
8
G
Interrupt request
level judgment
output
u
7
o r
. g
NMI
0 -
u
1
0
p
0
, 2
0
2
0
CM0i : Bit i at address 0006
CM1i : Bit i at address 0007
WDCi : Bit i at address 000F
0
5
WAIT instruction
Page 44
CM10 “1”
Write signal
f o
3
2
16
16
S
R
16
S
R
9
Q
Q
CM04
CM05
X
a
a
CIN
N is set by MCD4 to MCD0 as follow:
X
N = 1, 2, 3, 4, 6, 8, 10, 12, 14 and 16
Main clock
IN
Sub clock
X
X
1/2
COUT
OUT
CM02
1/N divider
1/2
1/32
f
C
f
1/2
C32
a
d
8. Clock Generating Circuit
b
Divider 1
Divider 2
b
f
AD
f
1
c
1/2
Details of divider 1
Details of divider 2
e
f
f
CM07=1
32
f
C
8
CM07=0
1/2
e
f
f
f
1
8
32
c
SIO2
SIO2
SIO2
BCLK