R5F21346CNFP#U0 Renesas Electronics America, R5F21346CNFP#U0 Datasheet - Page 753

• Manufacturer Part Number: R5F21346CNFP#U0
• Description: MCU 1KB FLASH 32K ROM 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/34Cr

Specifications of R5F21346CNFP#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: 43
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.5K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/34C Group
REJ09B0586-0100 Rev.1.00
Page 720 of 723
Appendix 2. Connection Examples between Serial Writer and On-Chip
Appendix Figure 2.1 shows a Connection Example with M16C Flash Starter (M3A-0806) and Appendix Figure 2.2
shows a Connection Example with E8a Emulator (R0E00008AKCE00).
Appendix Figure 2.1
Appendix Figure 2.2
VCC
(R0E00008AKCE00)
VSS
14
12
10
8
6
4
2
E8a emulator
TXD
RXD
Debugging Emulator
RXD 4
M16C Flash Starter
4.7kΩ or more
TXD
13
RESET
7 MODE
10
(M3A-0806)
4.7kΩ ±10%
MODE
Connection Example with M16C Flash Starter (M3A-0806)
Connection Example with E8a Emulator (R0E00008AKCE00)
MODE
Note:
1. An oscillation circuit must be connected, even when operating with the on-chip oscillator clock.
Jan 13, 2010
7 VSS
1 VCC
Note:
1. It is not necessary to connect an oscillation circuit when operating with the on-chip oscillator clock.
User logic
RESET
VSS
VSS
VCC
VCC
Open collector
Appendix 2. Connection Examples between Serial Writer and On-Chip Debugging Emulator
oscillation
buffer
oscillation
Connect
circuit
Connect
circuit
(1)
(1)
10
11
12
1
2
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4
5
6
7
8
9
10
11
12
1
2
3
4
5
6
7
8
9
36
35
34
33
32
31
30
29
28
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25
36
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