lm8328tmx National Semiconductor Corporation, lm8328tmx Datasheet - Page 41
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lm8328tmx
Manufacturer Part Number
lm8328tmx
Description
Mobile I/o Companion Supporting Keyscan, I/o Expansion Pwm, And Access.bus Host Interface
Manufacturer
National Semiconductor Corporation
Datasheet
1.LM8328TMX.pdf
(58 pages)
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13.6.6 GPIOIBE2 - GPIO Interrupt Edge Configuration
Register 2
13.6.7 GPIOIEV0 - GPIO Interrupt Edge Select Register 0
13.6.8 GPIOIEV1 - GPIO Interrupt Edge Select Register 1
13.6.9 GPIOIEV2 - GPIO Interrupt Edge Select Register 2
Register - Name
Register - Name
Register - Name
Register - Name
KPY[11:8]IBE
KPY[11:8]EV
KPX[7:0]EV
KPY[7:0]EV
Bit - Name
Bit - Name
Bit - Name
Bit - Name
GPIOIBE2
GPIOIEV0
GPIOIEV1
GPIOIEV2
(reserved)
(reserved
TABLE 73. GPIOIBE2 - GPIO Interrupt Edge Configuration Register 2
Address
Address
Address
Address
0xCE
0xCF
0xD0
0xD1
Bit
7:4
3:0
Bit
7:0
Bit
7:0
Bit
7:4
3:0
TABLE 74. GPIOIEV0 - GPIO Interrupt Edge Select Register 0
TABLE 75. GPIOIEV1 - GPIO Interrupt Edge Select Register 1
TABLE 76. GPIOIEV2 - GPIO Interrupt Edge Select Register 2
Default
Default
Default
Default
Type
Type
0xFF
Type
0xFF
Type
0xFF
R/W
R/W
R/W
R/W
0x0
Defines whether an interrupt on KPY[11:8] is triggered on both edges
or on a single edge. See
(reserved)
Interrupt both edges bits for KPY[11:8]
0: interrupt generated at the active edge
1: interrupt generated after both edges
Register Function
Select Interrupt edge for KPX[7:0].
Interrupt edge select from KPX[7:0]
0: interrupt at low level or falling edge
1: interrupt at high level or rising edge
Register Function
Select Interrupt edge for KPY[7:0].
Interrupt edge select from KPY[7:0]
0: interrupt at low level or falling edge
1: interrupt at high level or rising edge
Register Function
Select Interrupt edge for KPY[11:8].
(reserved)
Interrupt edge select from KPY[11:8]
0: interrupt at low level or falling edge
1: interrupt at high level or rising edge
41
Register Function
Table 76
Bit Function
Bit Function
Bit Function
Bit Function
for the edge configuration.
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