r5f21346ykfp Renesas Electronics Corporation., r5f21346ykfp Datasheet - Page 14

• Manufacturer Part Number: r5f21346ykfp
• Description: R8c/34w Group, R8c/34x Group, R8c/34y Group, R8c/34z Group Renesas Mcu
• Manufacturer: Renesas Electronics Corporation.

Under development
R8C/34W Group, R8C/34X Group, R8C/34Y Group, R8C/34Z Group
REJ03B0312-0010 Rev.0.10
Apr 09, 2010
1.3
Figure 1.5
Figure 1.5 shows a Block Diagram.
I/O ports
Block Diagram
Peripheral functions
Preliminary document
Specifications in this document are tentative and subject to change.
Block Diagram
Timer RC (16 bits)
Timer RA (8 bits)
Timer RB (8 bits)
Timer RE (8 bits)
Watchdog timer
(16 bits × 2)
Timer RD
(14 bits)
Timers
DTC
Port P0
8
clock synchronous serial I/O
R8C CPU core
(10 bits × 12 channels)
R0H
R1H
(8 bits × 2 channels)
Port P1
(8 bits × 1 channel)
A/D converter
R2
R3
FB
A0
A1
UART or
8
R0L
R1L
SSU
Notes:
Port P2
1. ROM size varies with MCU type.
2. RAM size varies with MCU type.
3. Only in the R8C/34W Group and R8C/34X Group.
8
INTB
PC
SB
USP
FLG
ISP
Port P3
High-speed on-chip oscillator
Low-speed on-chip oscillator
6
generation circuit
CAN module
System clock
LIN module
(1 channel)
(1 channel)
Memory
XIN-XOUT
Port P4
5
Multiplier
ROM
RAM
1
(3)
(1)
(2)
Port 6
8
Page 14 of 67
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