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H8S/2225 数据表(PDF) 417 Page - Renesas Technology Corp

部件名 H8S/2225
功能描述  16-Bit Single-Chip Microcomputer H8S Family/H8S/2200 Series
PDF  1071 Pages
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制造商  RENESAS [Renesas Technology Corp]
网页  http://www.renesas.com
标志 RENESAS - Renesas Technology Corp

H8S/2225 数据表(HTML) 417 Page - Renesas Technology Corp

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Section 10 I/O Ports
Rev. 5.00 Aug 08, 2006 page 331 of 982
REJ09B0054-0500
• PA2/A18/RxD2
The pin functions are switched as shown below according to the combination of operating
mode, AE3 to AE0 bits in PFCR, the RE bit in SCR_2 of SCI_2*2, and the PA2DDR bit.
Operating
mode
Modes 4 to 6
Mode 7
AE3 to AE0
B'1011
or
B'11xx
Other than (B'1011 or B'11xx)
RE*
2
01
01
PA2DDR
01
01
Pin functions
A18
output
pin
PA2
input pin
PA2
output
pin*
1
RxD2*
2
input pin
PA2
input pin
PA2
output
pin*
1
RxD2*
2
input pin
Notes: 1. When PA2ODR in PAODR is set to 1, the corresponding pin functions as NMOS open
drain output.
2. Not available in the H8S/2227 Group.
• PA1/A17/TxD2
The pin functions are switched as shown below according to the combination of operating
mode, AE3 to AE0 bits in PFCR, the TE bit in SCR_2 of SCI_2*2, and the PA1DDR bit.
Operating
mode
Modes 4 to 6
Mode 7
AE3 to AE0
B'101x or
B'11xx
Other than (B'101x or B'11xx)
TE*
2
01
0
1
PA1DDR
01
01
Pin functions
A17
output pin
PA1
input pin
PA1
output
pin*
1
TxD2*
2
output
pin*
1
PA1
input pin
PA1
output
pin*
1
TxD2*
2
output
pin*
1
Notes: 1. When PA1ODR in PAODR is set to 1, the corresponding pin functions as NMOS open
drain output.
2. Not available in the H8S/2227 Group.



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