參數(shù)資料
型號: DSP56852E
廠商: 飛思卡爾半導(dǎo)體(中國)有限公司
英文描述: 16-bit Digital Signal Controllers
中文描述: 16位數(shù)字信號控制器
文件頁數(shù): 10/48頁
文件大?。?/td> 731K
代理商: DSP56852E
56852 Technical Data, Rev. 8
10
Freescale Semiconductor
E4
A0
Output(Z)
Address Bus
(A0–A16)—
These pins specify a word address for
external program or data memory addresses.
F2
A1
F3
A2
F4
A3
F1
A4
G3
A5
G2
A6
J1
A7
H2
A8
H3
A9
J2
A10
H4
A11
G4
A12
J3
A13
F5
A14
H5
A15
E5
A16
F6
A17
TIO0
Output(Z)
Input/Output
Address Bus
(A17)
Timer I/O
(0)
—Can be programmed as either a timer input source or as
a timer output flag.
G5
A18
TIO1
Output(Z)
Input/Output
Address Bus
(A18)
Timer I/O (1)
—Can be programmed as either a timer input source or as
a timer output flag.
H6
A19
CS3
Output(Z)
Output
Address Bus (A19)
External Chip Select 3
—When enabled, a CSx signal is asserted for
external memory accesses that fall within a programmable address
range.
J8
CLKO
A20
Output
Output
Output clock (CLKO)
—User programmable clock out reference
Address Bus
A20
D2
CS0
GPIOA0
Output
Input/Output
Chip Select 0
(CS0)
—When enabled, a CSx signal is asserted for
external memory accesses that fall within a programmable address
range.
Port A GPIO (0)
—A general purpose IO pin.
Table 3-1. 56852 Signal and Package Information for the 81-pin MAPBGA (Continued)
Pin No.
Signal Name
Type
Description
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