LM3S317-IQN20-A0T Luminary Micro, Inc., LM3S317-IQN20-A0T Datasheet - Page 119
![no-image](/images/no-image-200.jpg)
LM3S317-IQN20-A0T
Manufacturer Part Number
LM3S317-IQN20-A0T
Description
Microcontroller
Manufacturer
Luminary Micro, Inc.
Datasheet
1.LM3S317-IQN20-A0T.pdf
(379 pages)
- Current page: 119 of 379
- Download datasheet (3Mb)
May 4, 2007
GPIO pads and the control register settings required to achieve them. Table 8-2 shows how a
rising edge interrupt would be configured for pin 2 of a GPIO port.
Table 8-1. GPIO Pad Configuration Examples
a. X=Ignored (don’t care bit)
Table 8-2. GPIO Interrupt Configuration Example
a. X=Ignored (don’t care bit)
Digital Input (GPIO)
Digital Output (GPIO)
Open Drain Input (GPIO)
Open Drain Output (GPIO)
Digital Input (Timer CCP)
Digital Output (PWM)
Digital Output (Timer PWM)
Digital Input/Output (SSI)
Digital Input/Output (UART)
Analog Input (Comparator)
Digital Output (Comparator)
Register
GPIOIS
GPIOIBE
GPIOIEV
GPIOIM
?=Can be either 0 or 1, depending on the configuration
Configuration
Desired Interrupt
1=High level, or
0=Low level, or
Event Trigger
0=single edge
negative edge
1=not masked
1=both edges
positive edge
0=masked
0=edge
1=level
0
0
0
0
1
1
1
1
1
0
1
Preliminary
X
X
X
7
0
X
0
1
0
1
X
X
X
X
0
X
X
X
X
6
0
0
1
0
0
0
1
0
0
0
0
0
5
X
X
X
0
1
1
1
1
1
1
1
1
1
0
1
Register Bit Value
Pin 2 Bit Value
X
X
?
?
?
?
?
?
?
0
?
X
X
X
4
0
X
X
?
?
?
?
?
?
?
0
?
X
X
X
3
0
a
a
X
X
X
X
?
?
?
?
?
?
?
2
0
0
1
1
LM3S317 Data Sheet
X
X
X
X
?
?
?
?
?
?
?
X
X
X
1
0
X
X
X
?
X
?
?
?
?
?
?
0
X
X
X
0
X
?
X
?
X
?
?
?
X
?
?
119
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