R5F21346UDFP RENESAS [Renesas Technology Corp], R5F21346UDFP Datasheet - Page 5

• Manufacturer Part Number: R5F21346UDFP
• Manufacturer: RENESAS [Renesas Technology Corp]

R8C/34U Group
R01DS0039EJ0100 Rev.1.00
Feb 25, 2011
1.3
Figure 1.2
Figure 1.2 shows a Block Diagram.
I/O ports
Block Diagram
Peripheral functions
Block Diagram
(10 bits × 12 channels)
Timer RC (16 bits × 1)
Timer RF (16 bits × 1)
Timer RA (8 bits × 1)
Timer RB (8 bits × 1)
Watchdog timer
A/D converter
Port P0
(14 bits)
Timers
8
Port P1
8
R8C CPU core
Port P3
clock synchronous serial I/O
R0H
R1H
(USB2.0 Full speed)
I
Comparator B
2
USB Function
5
R2
R3
C bus or SSU
(8 bits × 4)
(8 bits × 1)
(448 bytes)
FB
USB FIFO
A0
A1
UART or
R0L
R1L
Port P4
5
INTB
PC
SB
Port P6
USP
FLG
ISP
Notes:
Low-speed on-chip oscillator for
4
High-speed on-chip oscillator
Low-speed on-chip oscillator
PLL frequency synthesizer
1. ROM size varies with MCU type.
2. RAM size varies with MCU type.
System clock generation
Voltage detection circuit
watchdog timer
Port P7
LIN module
Memory
XIN-XOUT
circuit
DTC
2
Multiplier
ROM
RAM
(1)
(2)
Port P8
4
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