r5f21368sdfp Renesas Electronics Corporation., r5f21368sdfp Datasheet - Page 683

• Manufacturer Part Number: r5f21368sdfp
• Description: Renesas Mcu R8c Family / R8c/3xt-a Series
• Manufacturer: Renesas Electronics Corporation.

Under development
R8C/36T-A Group
R01UH0240EJ0001 Rev.0.01
Apr 28, 2011
Figure 26.17
Table 26.8
Note:
VCC, VSS
RESET
P4_6/XIN
P4_7/XOUT
MODE
P1_4
P1_5
1. For I/O ports other than the above, apply a high-level or low-level signal or leave them open.
Pin
Preliminary document
Specifications in this document are tentative and subject to change.
Pin Functions (Flash Memory Standard Serial I/O Mode 2)
Pin Handling in Standard Serial I/O Mode 2
Power supply input
Reset input
P4_6 input/clock input
P4_7 input/clock
output
MODE
TXD output
RXD input
Notes:
Data output
Data input
1. In this example, modes are switched between single-chip mode and standard serial I/O
2. When operating with the on-chip oscillator clock, it is not necessary to connect an
Name
mode by controlling the MODE input with a switch.
oscillation circuit.
User reset signal
I/O
I/O
I/O
O
I
I
I
Apply the guaranteed programming and erasure voltage to the
VCC pin and 0 V to the VSS pin.
Reset input pin.
If an external oscillator is connected, connect a ceramic resonator
or crystal oscillator between pins XIN and XOUT.
To use as an input port, input a high-level or low-level signal, or
leave the pin open.
Input a low-level signal.
Serial data output pin.
Serial data input pin.
TXD
RXD
RESET
Connect an oscillator
XIN
MCU
XOUT
Description
MODE
AVSS
AVCC
(2)
VSS
VCC
26. Flash Memory
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