PCA9506 查看數據表（PDF） - Philips Electronics
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PCA9506 Datasheet PDF : 30 Pages
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Philips Semiconductors
PCA9506
40-bit I2C-bus I/O port with RESET, OE, and INT
7.3 Register definitions
Table 3: Register summary
Register # D5 D4 D3 D2 D1 D0 Symbol
(hex)
Input Port registers
00
0 0 0 0 0 0 IP0
01
0 0 0 0 0 1 IP1
02
0 0 0 0 1 0 IP2
03
0 0 0 0 1 1 IP3
04
0 0 0 1 0 0 IP4
05
000101-
06
000110-
07
000111-
Output Port registers
08
0 0 1 0 0 0 OP0
09
0 0 1 0 0 1 OP1
0A
0 0 1 0 1 0 OP2
0B
0 0 1 0 1 1 OP3
0C
0 0 1 1 0 0 OP4
0D
001101-
0E
001110-
0F
001111-
Polarity Inversion registers
10
0 1 0 0 0 0 PI0
11
0 1 0 0 0 1 PI1
12
0 1 0 0 1 0 PI2
13
0 1 0 0 1 1 PI3
14
0 1 0 1 0 0 PI4
15
010101-
16
010110-
17
010111-
I/O Configuration registers
18
0 1 1 0 0 0 IOC0
19
0 1 1 0 0 1 IOC1
1A
0 1 1 0 1 0 IOC2
1B
0 1 1 0 1 1 IOC3
1C
0 1 1 1 0 0 IOC4
1D
011101-
1E
011110-
1F
011111-
Access
read only
read only
read only
read only
read only
-
-
-
read/write
read/write
read/write
read/write
read/write
-
-
-
read/write
read/write
read/write
read/write
read/write
-
-
-
read/write
read/write
read/write
read/write
read/write
-
-
-
Description
Input Port register bank 0
Input Port register bank 1
Input Port register bank 2
Input Port register bank 3
Input Port register bank 4
reserved for future use
reserved for future use
reserved for future use
Output Port register bank 0
Output Port register bank 1
Output Port register bank 2
Output Port register bank 3
Output Port register bank 4
reserved for future use
reserved for future use
reserved for future use
Polarity Inversion register bank 0
Polarity Inversion register bank 1
Polarity Inversion register bank 2
Polarity Inversion register bank 3
Polarity Inversion register bank 4
reserved for future use
reserved for future use
reserved for future use
I/O Configuration register bank 0
I/O Configuration register bank 1
I/O Configuration register bank 2
I/O Configuration register bank 3
I/O Configuration register bank 4
reserved for future use
reserved for future use
reserved for future use
9397 750 14939
Product data sheet
Rev. 01 — 14 February 2006
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
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