R5F21133DFP RENESAS [Renesas Technology Corp], R5F21133DFP Datasheet - Page 36
R5F21133DFP
Manufacturer Part Number
R5F21133DFP
Description
16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY/R8C/Tiny SERIES
Manufacturer
RENESAS [Renesas Technology Corp]
Datasheet
1.R5F21133DFP.pdf
(224 pages)
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Part Number:
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Renesas Electronics America
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R8C/13 Group
Rev.1.20
REJ09B0111-0120
Figure 5.11 Operation Example of Voltage Detection Circuit to get out of Stop mode (1)
Figure 5.12 Operation Example of Voltage Detection Circuit to get out of Stop mode (2)
V
Internal reset signal(D46 bit = 1)
VC13 bit
VC27 bit
CM 10 bit
Voltage detection
interrupt request
(D46 bit = 0)
Jan 27, 2006
CC
V
VC13 bit
VC27 bit
CM10 bit
Voltage detection
interrupt request
(D46 bit = 0)
Internal reset signal
(D46 bit = 1)
The above applies to the following conditions.
CC
The above applies to the following conditions.
D4INT register D40 bit = 1 (voltage detection interrupt enabled)
D4INT register D41 bit = 1 (use voltage detection interrupt to get out of stop mode)
D4INT register D47 bit = 0 (Vcc is over Vdet)
D4INT register D40 = 1 (voltage detection interrupt enabled)
D4INT register D41 = 1 (digital filter disabled mode)
D4INT register D47 = 1 ( Vcc is below Vdet)
Sampling time : 4 cycles of sampling clock selected in DF0 bit to DF1 bit
Sampling time : 4 cycles of sampling clock selected in DF0 bit to DF1 bit
V
det
V
det
page 25 of 205
5.0V
Set to "1" by program (voltage detection circuit enabled)
Set to "1" by program (voltage detection circuit enabled)
Interrupt acknowledged
Interrupt acknowledged
CM10 : CN1 register bit
VC13 : VCR1 register bit
VC27 : VCR2 register bit
D46 : D4INT register bit
f
RING
5.0V
CM10 : CM1 register bit
VC13 : VCR1 register bit
VC27 : VCR2 register bit
D46 : D4INT register bit
1
x 32
5.4 Voltage Detection Circuit
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