r5f21346mnfp Renesas Electronics Corporation., r5f21346mnfp Datasheet - Page 134

• 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
Table 7.38
X: 0 or 1
Notes:
Table 7.39
X: 0 or 1
Notes:
Table 7.40
X: 0 or 1
Notes:
Register
Register
Register
Setting
Setting
Setting
Value
Value
Value
Bit
Bit
Bit
1. Pulled up by setting the PU11 bit in the PUR1 register to 1.
2. Output drive capacity high by setting the DRR11 bit in the DRR1 register to 1.
3. N-channel open-drain output by setting the NCH bit in the U2C0 register to 1.
1.
2.
1.
2.
3.
Output drive capacity high by setting the DRR11 bit in the DRR1 register to 1.
Output drive capacity high by setting the DRR11 bit in the DRR1 register to 1.
Pulled up by setting the PU11 bit in the PUR1 register to 1.
Pulled up by setting the PU11 bit in the PUR1 register to 1.
Since the XCIN-XCOUT oscillation buffer operates with internal step-down power, the XCOUT output level cannot be used as the CMOS level
signal directly.
PD4_6 XCSEL CM03 CM04 CM05 CM10 CM11 CM12 CM13
PD4_7 XCSEL CM03 CM04 CM05 CM10 CM11 CM12 CM13
PD4
PD4
0
1
X
0
1
X
PD4_5
PD4
0
1
0
0
0
0
PINSR
PINSR
Port P4_5/INT0/RXD2/SCL2/ADTRG
Port P4_6/XIN
Port P4_7/XOUT
X
X
X
X
0
1
0
1
0
1
0
1
INT0EN
INTEN
X
X
X
X
X
X
X
X
X
X
X
X
1
1
CM0
CM0
X
X
X
X
X
X
X
X
0
0
0
0
Other than 11b
Other than 11b
Other than 11b
Other than 11b
RXD2SEL
1
1
1
U2SR0
X
X
0
1
X
X
X
0
1
X
0
1
1
0
0
0
1
0
0
0
1
X
X
X
X
X
X
2
X
X
X
X
0
X
0
1
0
1
0
1
0
1
CM1
CM1
U2MR
SMD
X
X
X
X
X
1
1
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
0
0
1
X
0
0
1
X
U2SMR
Oscillation
Oscillation
Circuit specifications
Circuit specifications
IICM
buffer
buffer
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
X
X
X
X
1
X
ON
ON
ON
ON
Feedback
Feedback
resistor
resistor
X
X
X
X
X
1
1
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ADMOD
ON
ON
ADCAP
ON
ON
Input port
Output port
XIN-XOUT oscillation
(on-chip feedback resistor enabled)
XIN-XOUT oscillation
XIN-XOUT oscillation stop
(on-chip feedback resistor enabled)
XIN-XOUT oscillation stop
(on-chip feedback resistor disabled)
Oscillation stop (STOP mode)
X
X
X
X
X
0
1
(on-chip feedback resistor disabled)
Input port
Output port
XIN-XOUT oscillation
(on-chip feedback resistor enabled)
XIN-XOUT oscillation
(on-chip feedback resistor disabled)
XIN-XOUT oscillation stop
(on-chip feedback resistor enabled)
XIN-XOUT oscillation stop
(on-chip feedback resistor disabled)
Oscillation stop (STOP mode)
Input port
Output port
INT0 input
RXD2 input
SCL2 input/output
ADTRG input
(1)
(1)
(2)
(2)
Function
Function
Function
(1)
(1)
(2)
(1)
Page 102 of 740
(1)
7. I/O Ports
(2, 3)