R5F21324CNSP#U0 Renesas Electronics America, R5F21324CNSP#U0 Datasheet - Page 79
R5F21324CNSP#U0
Manufacturer Part Number
R5F21324CNSP#U0
Description
MCU 1KB FLASH 16K ROM 20-LSSOP
Manufacturer
Renesas Electronics America
Series
R8C/3x/32Cr
Datasheet
1.R5F21321CDSPU0.pdf
(605 pages)
Specifications of R5F21324CNSP#U0
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, PWM, Voltage Detect, WDT
Number Of I /o
15
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
20-LSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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R8C/32C Group
REJ09B0573-0100 Rev.1.00 Dec. 18, 2009
Page 50 of 573
6.4
Figure 6.5
To use voltage monitor 0 reset, set the LVDAS bit in the OFS register to 0 (voltage monitor 0 reset enabled after
reset).
Figure 6.5 shows an Operating Example of Voltage Monitor 0 Reset.
Voltage Monitor 0 Reset
Internal reset signal
When the internal reset signal is driven low, the pins, CPU, and SFRs are initialized.
When the internal reset signal level changes from low to high,
a program is executed beginning with the address indicated by the reset vector.
Refer to 4. Special Function Registers (SFRs) for the states of the SFRs after reset.
Operating Example of Voltage Monitor 0 Reset
Vdet0
VCC
fOCO-S
1
× 32
6. Voltage Detection Circuit
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