R5F21324CNSP#U0 Renesas Electronics America, R5F21324CNSP#U0 Datasheet - Page 307

• Manufacturer Part Number: R5F21324CNSP#U0
• Description: MCU 1KB FLASH 16K ROM 20-LSSOP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/32Cr

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: -

R8C/32C Group
REJ09B0573-0100 Rev.1.00 Dec. 18, 2009
Page 278 of 573
20.2.1
20.2.2
After Reset
After Reset
Bit
b0
b1
b2
b3
b4
b5
b6
b7
Bit
b0
b1
b2
b3
b4
b5
b6
b7
Address 0118h
Address 0119h
Symbol
Symbol
Symbol
Symbol
Bit
Bit
MN00
MN01
MN02
MN03
MN10
MN11
MN12
SC00
SC01
SC02
SC03
SC10
SC11
SC12
BSY
BSY
Timer RE Second Data Register (TRESEC) in Real-Time Clock Mode
Timer RE Minute Data Register (TREMIN) in Real-Time Clock Mode
BSY
BSY
b7
b7
0
0
1st digit of second count bit
2nd digit of second count bit
Timer RE busy flag
1st digit of minute count bit
2nd digit of minute count bit
Timer RE busy flag
MN12
SC12
b6
b6
0
0
Bit Name
Bit Name
MN11
SC11
b5
b5
0
0
MN10
SC10
b4
b4
0
0
Count 0 to 9 every second. When the digit
moves up, 1 is added to the 2nd digit of
second.
When counting 0 to 5, 60 seconds are
counted.
This bit is set to 1 while registers TRESEC, TREMIN,
TREHR, and TREWK are updated
Count 0 to 9 every minute. When the digit
moves up, 1 is added to the 2nd digit of
minute.
When counting 0 to 5, 60 minutes are
counted.
This bit is set to 1 while registers TRESEC, TREMIN,
TREHR, and TREWK are updated.
MN03
SC03
b3
b3
0
0
Function
Function
MN02
SC02
b2
b2
0
0
MN01
SC01
b1
b1
0
0
MN00
SC00
b0
b0
0
0
0 to 9
(BCD code)
0 to 5
(BCD code)
0 to 9
(BCD code)
0 to 5
(BCD code)
Setting Range
Setting Range
20. Timer RE
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R