r5f21346mnfp Renesas Electronics Corporation., r5f21346mnfp Datasheet - Page 77

• Manufacturer Part Number: r5f21346mnfp
• Description: Single-chip Mcus Incorporates The R8c Cpu Core
• Manufacturer: Renesas Electronics Corporation.

R8C/34M Group
R01UH0131EJ0100 Rev.1.00
Jun 21, 2011
6.2.5
After Reset
Bit
b0
b1
b2
b3
b4
b5
b6
b7
Address 0036h
Symbol
Set the PRC3 bit in the PRCR register to 1 (write enabled) before rewriting the VD1LS register.
Bit
Symbol
VD1S0
VD1S1
VD1S2
VD1S3
Voltage Detection 1 Level Select Register (VD1LS)
—
—
—
—
b7
—
0
Voltage detection 1 level select bit
(Reference voltage when the voltage falls)
Reserved bits
b6
—
0
Bit Name
b5
—
0
b4
—
0
VD1S3
b3
0
Set to 0.
b3 b2 b1 b0
0 0 0 0: 2.20 V
0 0 0 1: 2.35 V
0 0 1 0: 2.50 V
0 0 1 1: 2.65 V
0 1 0 0: 2.80 V
0 1 0 1: 2.95 V
0 1 1 0: 3.10 V
0 1 1 1: 3.25 V
1 0 0 0: 3.40 V
1 0 0 1: 3.55 V
1 0 1 0: 3.70 V
1 0 1 1: 3.85 V
1 1 0 0: 4.00 V
1 1 0 1: 4.15 V
1 1 1 0: 4.30 V
1 1 1 1: 4.45 V
VD1S2
b2
1
VD1S1
b1
1
(Vdet1_0)
(Vdet1_1)
(Vdet1_2)
(Vdet1_3)
(Vdet1_4)
(Vdet1_5)
(Vdet1_6)
(Vdet1_7)
(Vdet1_8)
(Vdet1_9)
(Vdet1_A)
(Vdet1_B)
(Vdet1_C)
(Vdet1_D)
(Vdet1_E)
(Vdet1_F)
Function
6. Voltage Detection Circuit
VD1S0
b0
1
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