參數(shù)資料
型號(hào): PEF24902
英文描述: ISDN Line Interface
中文描述: ISDN線路接口
文件頁數(shù): 47/73頁
文件大?。?/td> 1618K
代理商: PEF24902
PEB 2466
PEF 2466
Interface Description
Hardware Reference Manual
38
2001-02-20
5.4.4
Three-Wire Access
DIN and DOUT may be strapped together and connected to a single I/O pin of the
microcontroller. The interface remains fully functional with only three wire connections.
After every command CS# must be set to
1
.
Figure 24
Bi-Directional Data Signal: DIN and DOUT Strapped Together
DATA
DCLK
CS#
Read Command
Identification 81
H
High 'Z'
Data Byte 1
7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0
2466_225
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