参数资料
型号: PCM9211PTR
厂商: TEXAS INSTRUMENTS INC
元件分类: 网络接口
英文描述: DATACOM, TOKEN RING TRANSCEIVER, PQFP48
封装: GREEN, PLASTIC, LQFP-48
文件页数: 15/121页
文件大小: 1219K
代理商: PCM9211PTR
www.ti.com
SBAS495 – JUNE 2010
Register 79h, GPIO I/O Direction Control for MPIO_A, MPIO_B
(Address: 79h, Write and Read)
DATA
B7
B6
B5
B4
B3
B2
B1
B0
Reg Name
GIOB3DIR
GIOB2DIR
GIOB1DIR
GIOB0DIR
GIOA3DIR
GIOA2DIR
GIOA1DIR
GIOA0DIR
Default Value
0
Memo
GIOB3DIR: MPIO_B3 Pin, GPIO I/O Direction Control
0: Input (default)
1: Output
GIOB2DIR: MPIO_B2 Pin, GPIO I/O Direction Control
0: Input (default)
1: Output
GIOB1DIR: MPIO_B1 Pin, GPIO I/O Direction Control
0: Input (default)
1: Output
GIOB0DIR: MPIO_B0 Pin, GPIO I/O Direction Control
0: Input (default)
1: Output
GIOA3DIR: MPIO_A3 Pin Function, GPIO I/O Direction Control
0: Input (default)
1: Output
GIOA2DIR: MPIO_A2 Pin Function, GPIO I/O Direction Control
0: Input (default)
1: Output
GIOA`DIR: MPIO_A1 Pin Function, GPIO I/O Direction Control
0: Input (default)
1: Output
GIOA0DIR: MPIO_A0 Pin Function, GPIO I/O Direction Control
0: Input (default)
1: Output
These registers are effective only at MPIO_A and MPIO_B assigned as GPIO. I/O direction setting is available by
pin.
Copyright 2010, Texas Instruments Incorporated
111
Product Folder Link(s): PCM9211
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