M30840SGP#U5 Renesas Electronics America, M30840SGP#U5 Datasheet - Page 73

• Manufacturer Part Number: M30840SGP#U5
• Description: IC M32C/84 MCU ROMLESS 100LQFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M32C/80r

Specifications of M30840SGP#U5

• Core Processor: M32C/80
• Core Size: 16/32-Bit
• Speed: 32MHz
• Connectivity: CAN, I²C, IEBus, 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): 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: -

M
R
R
e
E
3
. v
J
2
Figure 6.3 VCR1 and VCR2 Registers
0
C
1
9
0 .
8 /
B
0
1
4
0
3
G
J
6
u
o r
0 -
. l
Voltage Detection Register 1
Voltage Detection Register 2
b7
0
b7
u
NOTES:
0
1
NOTES:
p
, 7
0
b6
0 0 0
b6
1
1. The VC13 bit setting is enabled when the VC27 bit in the VCR2 register is set to "1" (low voltage
2. The VCR1 register in M32C/84T cannot be used.
1. Set the VCR2 register after the PRC3 bit in the PRCR register is set to "1" (write enable).
2. To use the brown-out detection reset (hardware reset 2), set the VC26 bit to "1".
3. Set the VC27 bit to "1" to set the VC13 bit in the VCR1 register and the D42 bit in the D4INT register,
4. The reset level detection circuit and low voltage detection circuit start operating td(E-A) ms after the
5. The VCR2 register in M32C/85T cannot be used.
6. The VC26 bit setting is disabled when the microcomputer is in stop mode. Its setting is not reset even
(
2
M
detection circuit enabled). The VC13 bit is set to "1" when the VC27 bit is set to "0" (low voltage
detection circuit disabled).
0
or to set the D40 bit to "1" (low voltage detect interrupt enabled).
VC26 or VC27 bit is set to "1".
if the voltage applied to the V
b5
b5
0
3
0
2
5
b4
b4
0
C
8 /
b3
Page 50
b3
0
, 4
b2
0
b2
0
M
3
b1
0 0
b1
0
2
C
b0
b0
0
f o
8 /
4
(b2 - b0)
(b7 - b4)
4
Symbol
(b5 - b0)
Symbol
) T
VC13
9
VC26
VC27
Bit
5
Bit
Symbol
VCR1
Symbol
VCR2
CC1
Reserved Bit
Low Voltage
Monitor Flag
Reserved Bit
Reserved Bit
Reset Level
Monitor Bit
Low Voltage
Monitor Bit
pin drops below Vdet3.
(2)
(1, 5)
Bit Name
Bit Name
(2, 4, 6)
(3, 4)
Address
001B
Address
0017
(1)
16
16
Set to "0"
0 : V
1 : V
Set to "0"
0 : Disables reset level detection circuit
1 : Enables reset level detection circuit
0 : Disables low voltage detection
1 : Enables low voltage detection
Set to "0"
circuit
circuit
CC1
CC1
< Vdet4
Vdet4
After Reset
0000 1000
After Reset
00
Function
Function
16
(2)
2
6. Voltage Detection Circuit
RW
RW
RW
RO
RW
RW
RW
RW