HD6473837H Datasheet, PDF (190/562 Pages) Renesas Technology Corp – Hardware Manual

8.11.3 Pin Functions
Table 8.30 gives the port A pin functions.
Table 8.30 Port A Pin Functions
Pin
PA₃/COM₄
Pin Functions and Selection Method
The pin function depends on bit PCRA₃ in PCRA and bits DTS1, DTS0, CMX,
SGX, and SGS3 to SGS0 in LPCR.
CMX
*
0
*
0
1
*
DTS1, DTS0
** Not 11 ** Not 11
Not 11
11
SGX
01 * 01 *
1
*
1
*
SGS3 to SGS0
0000 Not 0000 Not 0000 Not 0000 Not
0000
0000
0000
0000
PCRA₃
Pin function
0
1
PA₃ input pin PA₃ output pin
*
COM₄ output pin
PA₂/COM₃
The pin function depends on bit PCRA₂ in PCRA and bits DTS1, DTS0, CMX,
SGX, and SGS3 to SGS0 in LPCR.
CMX
*
0
*
0
1
*
DTS1, DTS0
** 00 or 01 ** 00 or 01 00 or 01 Not 00 or 01
SGX
01 * 01 *
1
*
1
*
SGS3 to SGS0
0000 Not 0000 Not 0000 Not 0000 Not
0000
0000
0000
0000
PCRA₂
Pin function
0
1
PA₂ input pin PA₂ output pin
*
COM₃ output pin
PA₁/COM₂
The pin function depends on bit PCRA₁ in PCRA and bits DTS1, DTS0, CMX,
SGX, and SGS3 to SGS0 in LPCR.
CMX
*
0
*
0
1
*
DTS1, DTS0
** 00 ** 00
00
Not 00
SGX
01 * 01 *
1
*
1
*
SGS3 to SGS0
0000 Not 0000 Not 0000 Not 0000 Not
0000
0000
0000
0000
PCRA₁
Pin function
0
1
PA₁ input pin PA₁ output pin
*
COM₂ output pin
Note: * Don’t care
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