MC9RS08KA1 FREESCALE [Freescale Semiconductor, Inc], MC9RS08KA1 Datasheet - Page 54

• Manufacturer Part Number: MC9RS08KA1
• Description: RS08 Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Chapter 7 Keyboard Interrupt (RS08KBIV1)
7.3.2
KBIPE contains the pin enable control bits.
7.3.3
KBIES contains the edge select control bits.
54
KBEDGn
KBMOD
KBIPEn
5,4, 2:0
5,4, 2:0
Field
Field
Field
KBIE
1
0
Reset:
Reset:
Keyboard Interrupt Enable — KBIE enables keyboard interrupt requests.
0 Keyboard interrupt request not enabled.
1 Keyboard interrupt request enabled.
Keyboard Detection Mode — KBMOD (along with the KBEDG bits) controls the detection mode of the keyboard
interrupt pins.
0 Keyboard detects edges only.
1 Keyboard detects both edges and levels.
Keyboard Pin Enables — Each of the KBIPEn bits enables the corresponding keyboard interrupt pin.
0 Corresponding pin not enabled as keyboard interrupt.
1 Corresponding pin enabled as keyboard interrupt.
Keyboard Edge Selects — Each of the KBEDGn bits selects the falling edge/low level or rising edge/high level
function of the corresponding pin.
0 Falling edge/low level.
1 Rising edge/high level.
KBI Pin Enable Register (KBIPE)
W
KBI Edge Select Register (KBIES)
W
R
R
0
0
0
0
7
7
Table 7-3. KBISC Register Field Descriptions (continued)
0
0
0
0
6
6
Figure 7-5. KBI Edge Select Register (KBIES)
Table 7-4. KBIPE Register Field Descriptions
Table 7-5. KBIES Register Field Descriptions
Figure 7-4. KBI Pin Enable Register (KBIPE)
MC9RS08KA2 Series Data Sheet, Rev. 3
KBEDG5
KBIPE5
5
0
5
0
KBEDG4
KBIPE4
0
0
4
4
Description
Description
Description
0
0
0
0
3
3
KBEDG2
KBIPE2
0
0
2
2
KBEDG1
KBIPE1
0
0
1
1
Freescale Semiconductor
KBEDG0
KBIPE0
0
0
0
0