r5f21346mnfp Renesas Electronics Corporation., r5f21346mnfp Datasheet - Page 37

• Manufacturer Part Number: r5f21346mnfp
• Description: Single-chip Mcus Incorporates The R8c Cpu Core
• Manufacturer: Renesas Electronics Corporation.

R8C/34M Group
R01UH0131EJ0100 Rev.1.00
Jun 21, 2011
1.3
Figure 1.2
Figure 1.2 shows a Block Diagram.
I/O ports
Block Diagram
Peripheral functions
(10 bits
Timer RC (16 bits × 1)
Block Diagram
Timer RD (16 bits × 2)
Timer RA (8 bits × 1)
Timer RB (8 bits × 1)
Timer RE (8 bits × 1)
Watchdog timer
A/D converter
D/A converter
(8 bits
(14 bits)
×
Timers
12 channels)
Port P0
×
2)
8
Port P1
clock synchronous serial I/O
R8C CPU core
8
R0H
R1H
I
2
Comparator A
Comparator B
C bus or SSU
R2
R3
LIN module
(8 bits × 3)
(8 bits × 1)
A0
A1
FB
UART or
R1L
R0L
Port P2
8
Port P3
INTB
PC
SB
Notes:
USP
FLG
ISP
1. ROM size varies with MCU type.
2. RAM size varies with MCU type.
6
High-speed on-chip oscillator
Low-speed on-chip oscillator
Low-speed on-chip oscillator
System clock generation
Voltage detection circuit
for watchdog timer
XCIN-XCOUT
Port P4
XIN-XOUT
Memory
5
circuit
DTC
1
Multiplier
ROM
RAM
(1)
(2)
Port P6
8
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