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HD6433636SW Folha de dados(PDF) 149 Page - Renesas Technology Corp

Nome de Peças HD6433636SW
Descrição Electrónicos  8-Bit Microcomputer
PDF  418 Pages
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Fabricante Electrônico  RENESAS [Renesas Technology Corp]
Página de início  http://www.renesas.com
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HD6433636SW Folha de dados(HTML) 149 Page - Renesas Technology Corp

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8.3.3
Pin Functions
Table 8.6 shows the port 2 pin functions.
Table 8.6
Port 2 Pin Functions
Pin
Pin Functions and Selection Method
P2
7/ IRQ0
The pin function depends on bit IRQ0 in PMR2 and bit PCR2
7 in PCR2.
IRQ0
0
1
PCR2
7
01
*
Pin function
P2
7 input pin
High-
impedance
IRQ
0 input pin
P2
6/TXD
The pin function depends on bit TXD in PMR6 and bit PCR2
6 in PCR2.
TXD
0
1
PCR2
6
01
*
Pin function
P2
6 input pin
P2
6 output pin
TXD output pin
P2
5/RXD
The pin function depends on bit RE in SCR of SCI3 and bit PCR2
5 in PCR2.
RE
0
1
PCR2
5
01
*
Pin function
P2
5 input pin
P2
5 output pin
RXD input pin
P2
4/SCK3
The pin function depends on bits CKE1 and CKE0 in SCR of SCI3, bit COM in
SMR of SCI3, and bit PCR2
4 in PCR2.
CKE1
0
1
CKE0
0
0
1
*
COM
0
1
**
PCR2
4
01
**
Pin function
P2
4
input pin
P2
4
output pin
SCK
3
output pin
SCK
3
input pin
P2
3/SO 1
The pin function depends on bit SO1 in PMR2 and bit PCR2
3 in PCR2.
SO1
0
1
PCR2
3
01
*
Pin function
P2
3 input pin
P2
3 output pin
SO
1 output pin



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