MC9S12G FREESCALE [Freescale Semiconductor, Inc], MC9S12G Datasheet - Page 171

• Manufacturer Part Number: MC9S12G
• Description: Ignores external trigger. Performs one conversion sequence and stops.
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

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2.4.3.11
Freescale Semiconductor
Address 0x000C (G1)
Address 0x000C (G2, G3)
BKPUE
PDPEE
PUPDE
PUPCE
Read:Anytime in normal mode.
Write:Anytime, except BKPUE, which is writable in special mode only.
Field
Reset
Reset
6
4
3
2
This document is valid for the S12G96 and the S12G128 device. All information related to other devices is preliminary.
W
W
R
R
BKGD pin Pullup Enable—Enable pullup device on pin
This bit configures whether a pullup device is activated, if the pin is used as input. If a pin is used as output this bit
has no effect. Out of reset the pullup device is enabled.
1 Pullup device enabled
0 Pullup device disabled
Port E Pulldown Enable—Enable pulldown devices on all port input pins
This bit configures whether a pulldown device is activated on all associated port input pins. If a pin is used as output
or used with the CPMU OSC function this bit has no effect. Out of reset the pulldown devices are enabled.
1 Pulldown devices enabled
0 Pulldown devices disabled
Port D Pullup Enable—Enable pullup devices on all port input pins
This bit configures whether a pullup device is activated on all associated port input pins. If a pin is used as output
this bit has no effect.
1 Pullup devices enabled
0 Pullup devices disabled
Port C Pullup Enable—Enable pullup devices on all port input pins
This bit configures whether a pullup device is activated on all associated port input pins. If a pin is used as output
this bit has no effect.
1 Pullup devices enabled
0 Pullup devices disabled
Ports A, B, C, D, E, BKGD pin Pull Control Register (PUCR)
0
0
0
0
7
7
Figure 2-12. Ports A, B, C, D, E, BKGD pin Pullup Control Register (PUCR)
BKPUE
BKPUE
1
1
6
6
Table 2-32. PUCR Register Field Descriptions
MC9S12G Family Reference Manual, Rev.1.01
0
0
0
0
5
5
PDPEE
PDPEE
1
1
4
4
Description
PUPDE
0
0
0
3
3
PUPCE
2
0
2
0
0
Port Integration Module (S12GPIMV0)
PUPBE
Access: User read/write
Access: User read/write
0
0
0
1
1
PUPAE
0
0
0
0
0
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