SA9203/5

sames

8/14

FIGURE 6: PORT A Direction Control Register Address.

A5

A4

A3

110

FIGURE 7: PORT B..F Direction Control Register / Strobe Control Register

Address

A5

A4

A3

11

1

FIGURE 8: PORT Addresses

A5

A4

A3

PORT

0

0

0

PORT A

0

0

1

PORT B

0

1

0

PORT C

0

1

1

PORT D *

1

0

0

PORT E *

1

0

1

PORT F *

* - n/a for the SA9205

FIGURE 9: Port Pin Addresses (Bit Mode Only).

A2

A1

A0

PORT PIN

0

0

0

PORT A-F.0

0

0

1

PORT A-F.1

0

1

0

PORT A-F.2

0

1

1

PORT A-F.3

1

0

0

PORT A-F.4

1

0

1

PORT A-F.5

1

1

0

PORT A-F.6

1

1

1

PORT A-F.7

Note : PORT A-C for SA9205

CONTROL REGISTERS

FIGURE 10: PORT A Direction Control Register

R/W

R/W

R/W

R/W

R/W

R/W

R/W

R/W

D7

D6

D5

D4

D3

D2

D1

D0

PA.7

PA.6

PA.5

PA.4

PA.3

PA.2

PA.1

PA.0

D = 1 Port A Pin configured as output

D = 0 Port A Pin configured as input.