DSP56F826PB View Datasheet(PDF) - Freescale Semiconductor

Part Name

Description

Manufacturer

DSP56F826PB

16-bit Digital Signal Controllers

Freescale Semiconductor 

Table 2-1 56F826 Signal and Package Information for the 100 Pin LQFP (Continued)

Signal

Name

A8

(GPIOA0)

A9

(GPIOA1)

A10

(GPIOA2)

A11

(GPIOA3)

A12

(GPIOA4)

A13

(GPIOA5)

A14

(GPIOA6)

A15

(GPIOA7)

D0

D1

D2

D3

D4

D5

D6

D7

D8

D9

D10

D11

D12

D13

D14

D15

PS

DS

Pin No.

Type

Description

14

Output

Address Bus—A8–A15 specify the address for external program or data

memory accesses.

13

Input/Output Port A GPIO—These eight General Purpose I/O (GPIO) pins can be individually

programmed as input or output pins.

12

After reset, the default state is Address Bus.

11

10

9

8

7

34

Input/Output Data Bus— D0–D15 specify the data for external program or data memory

35

accesses. D0–D15 are tri-stated when the external bus is inactive.

36

37

38

39

40

41

42

43

44

46

47

48

49

50

29

Output

Program Memory Select—PS is asserted low for external program memory

access.

28

Output

Data Memory Select—DS is asserted low for external data memory access.

56F826 Technical Data, Rev. 14

12

Freescale Semiconductor

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