參數(shù)資料
型號(hào): MAX7314ATG+
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 5/25頁(yè)
文件大?。?/td> 0K
描述: IC I/O EXPANDER I2C 16B 24TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 75
接口: I²C
輸入/輸出數(shù): 18
中斷輸出:
頻率 - 時(shí)鐘: 400kHz
電源電壓: 2 V ~ 3.6 V
工作溫度: -40°C ~ 125°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 24-WFQFN 裸露焊盤(pán)
供應(yīng)商設(shè)備封裝: 24-TQFN-EP(4x4)
包裝: 管件
MAX7314
18-Port GPIO with LED Intensity Control,
Interrupt, and Hot-Insertion Protection
______________________________________________________________________________________
13
Table 4. Configuration Register
REGISTER DATA
REGISTER
ADDRESS
CODE
(hex)
D7
D6
D5
D4
D3
D2
D1
D0
CONFIGURATION
R/
W
0x0F
INTERRUPT
STATUS
BLINK
STATUS
INTERRUPT
OUTPUT
CONTROL
AS
GPO
INTERRUPT
ENABLE
GLOBAL
INTENSITY
BLINK
FLIP
BLINK
ENABLE
Write device configuration
0
Read back device configuration
1
INT
BLINK
O1
O0
I
G
B
E
Disable blink
XXXXXXX
0
Enable blink
XXXXXXX
1
XXXXXX
01
Flip blink register (see text)
XXXXXX
11
Disable global intensity control—intensity
is set by registers 0x10–0x17 for ports P0
through P15 when configured as outputs,
and by D3–D0 of register 0x0E for
INT/O16 when INT/O16 pin is configured
as an output port
XXXXX
0
XX
Enable global intensity control—intensity
for all ports configured as outputs is set
by D3–D0 of register 0x0E
XXXXX
1
XX
Disable data change interrupt—INT/O16
output is controlled by the O0 and O1 bits
XXXX
0
XXX
Enable data change interrupt—INT/O16
output is controlled by port input data
change
XXXX
1
XXX
INT/O16 output is low (blink is disabled)
XXX
00
XX
0
INT/O16 output is high impedance (blink
is disabled)
XXX
10
XX
0
INT/O16 output is low during blink phase 0
XXX
00
XX
1
INT/O16 output is high impedance during
blink phase 0
XXX
10
XX
1
INT/O16 output is low during blink phase 1
XX
0
X
0
XX
1
INT/O16 output is high impedance during
blink phase 1
XX
1
X
0
XX
1
X = Don’t care.
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