R5F21294SNSP#U0 Renesas Electronics America, R5F21294SNSP#U0 Datasheet - Page 42

• Manufacturer Part Number: R5F21294SNSP#U0
• Description: MCU 3/5V 16K+2K 20PIN-SSOP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/29r

Specifications of R5F21294SNSP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 13
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.2 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/28 Group, R8C/29 Group
Rev.2.10
REJ09B0279-0210
Figure 5.2
RESET
VCC
Sep 26, 2008
Block Diagram of Reset Circuit (J, K Version)
Page 23 of 441
Power-on reset
Watchdog
detection
Voltage
circuit
circuit
timer
CPU
Voltage monitor 1 reset
Voltage monitor 0 reset
Voltage monitor 2
reset
Watchdog timer
reset
Software reset
Power-on reset
Hardware reset
VCA13: Bit in VCA1 register
VCA25, VCA26, VCA27: Bits in VCA2 register
VW0C0, VW0C1, VW0C6, VW0F0, VW0F1, VW0C7: Bits in VW0C register
VW1C2, VW1C3: Bits in VW1C register
VW2C2, VW2C3: Bits in VW2C register
SFRs
SFRs
Pin, CPU, and
SFR bits other than
those listed above
Bits VCA25,
VW0C0, and
VW0C6
Bits VCA13, VCA26, VCA27,
VW1C2, VW1C3,
VW2C2, VW2C3,
VW0C1, VW0F0,
VW0F1, and VW0C7
5. Resets