MC9S12E32CFU FREESCALE [Freescale Semiconductor, Inc], MC9S12E32CFU Datasheet - Page 139

• Manufacturer Part Number: MC9S12E32CFU
• Description: HCS12 Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

3.3.2.4
Read: Anytime. Write: Anytime.
This register configures the drive strength of configured output pins as either full or reduced. If a pin is
configured as input, the corresponding Reduced Drive Register bit has no effect.
Freescale Semiconductor
RDRM[7:3,
7:3, 1:0
Reset
Field
1:0]
W
R
RDRM7
Reduced Drive Port M
0 Full drive strength at output
1 Associated pin drives at about 1/3 of the full drive strength.
Port M Reduced Drive Register (RDRM)
0
7
= Reserved or Unimplemented
RDRM6
0
6
Figure 3-13. Port M Reduced Drive Register (RDRM)
Table 3-10. RDRM Field Descriptions
RDRM5
MC9S12E128 Data Sheet, Rev. 1.07
0
5
RDRM4
0
4
Description
RDRM3
0
3
Chapter 3 Port Integration Module (PIM9E128V1)
0
0
2
RDRM1
0
1
RDRM0
0
0
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