r5f21368sdfp Renesas Electronics Corporation., r5f21368sdfp Datasheet - Page 89

• Manufacturer Part Number: r5f21368sdfp
• Description: Renesas Mcu R8c Family / R8c/3xt-a Series
• Manufacturer: Renesas Electronics Corporation.

Under development
R8C/36T-A Group
R01UH0240EJ0001 Rev.0.01
Apr 28, 2011
7.2
Table 7.2
Notes:
7.2.1
Voltage Monitor Circuit Control Register
Voltage Monitor Circuit Edge Select Register
Voltage Detection Register 2
Voltage Detection 1 Level Select Register
Voltage Monitor 0 Circuit Control Register
Voltage Monitor 1 Circuit Control Register
Voltage Monitor 2 Circuit Control Register
Option Function Select Register
Table 7.2 lists the Voltage Detection Circuit Register Configuration.
After Reset
Bit
b0
b1
b2
b3
b4
b5
b6
b7
1. The value after reset differs depending on the LVDAS bit in the OFS register.
2. The OFS register is allocated in the flash memory, not in the SFRs. Set appropriate values as ROM data by a
Address 00030h
Symbol
program.
Do not perform any additional writes to the OFS register. Erasing the block including the OFS register sets the
OFS register to FFh.
Registers
IRQ1SEL
IRQ2SEL
Bit
Symbol
Voltage Monitor Circuit Control Register (CMPA)
—
—
—
—
—
—
Register Name
Preliminary document
Specifications in this document are tentative and subject to change.
Voltage Detection Circuit Register Configuration
b7
—
0
Reserved
Voltage monitor 1 interrupt type
select bit
Voltage monitor 2 interrupt type
select bit
Reserved
b6
—
0
Bit Name
IRQ2SEL
b5
0
Symbol
VD1LS
CMPA
VW0C
VW1C
VW2C
VCAC
VCA2
OFS
IRQ1SEL
b4
0
Set to 0.
0: Non-maskable interrupt
1: Maskable interrupt
Set to 0.
00000000b or
00100000b
11001010b or
11001011b
After Reset
10001010b
10001010b
00000111b
b3
—
0
(Note 2)
00h
00h
(1)
(1)
Function
b2
—
0
Address
0FFFFh
0003Ah
00030h
00031h
00034h
00036h
00038h
00039h
7. Voltage Detection Circuit
b1
—
0
Access Size
b0
—
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0
8
8
8
8
8
8
8
8
R/W
R/W
R/W
R/W
R/W