MC9S12XDP512CFU
Model | MC9S12XDP512CFU |
Description | 16-BIT, FLASH, 40MHz, MICROCONTROLLER, PQFP80 |
PDF file | Total 1348 pages (File size: 8M) |
Chip Manufacturer | PHILIPS |
This register configures the output pins as wired-OR. If enabled the output is driven active low only
(open-drain). A logic level of “1” is not driven. It applies also to the CAN outputs and allows a
multipoint connection of several serial modules. This bit has no influence on pins used as inputs.
Table 24-33. WOMM Field Descriptions
Field
7–0
Wired-OR Mode Port M
WOMM[7:0] 0 Output buffers operate as push-pull outputs.
1 Output buffers operate as open-drain outputs.
Description
24.0.5.33 Module Routing Register (MODRR)
7
6
5
4
3
2
1
0
R
W
Reset
0
MODRR6
1
0
MODRR5
0
MODRR4
0
MODRR3
0
MODRR2
0
MODRR1
0
MODRR0
0
0
= Unimplemented or Reserved
Figure 24-35. Module Routing Register (MODRR)
1. Register implemented, function disabled: Written values can be read back.
Read: Anytime.
Write: Anytime.
This register configures the re-routing of CAN0, CAN4, SPI0, SPI1 on alternative ports.
Table 24-34. Module Routing Summary
MODRR
Module
6
x
CAN0
x
x
x
x
CAN4
x
x
x
5
x
x
x
x
x
x
x
x
4
x
x
x
x
x
x
x
x
3
x
x
x
x
0
0
1
1
2
x
x
x
x
0
1
0
1
1
0
0
1
1
x
x
x
x
0
0
1
0
1
x
x
x
x
MISO
SPI0
SPI1
x
x
x
x
x
x
0
1
0
1
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
PS4
PM2
PP0
PH0
RXCAN
PM0
PM2
PM4
PJ6
PJ6
PM4
PM6
Reserved
MOSI
PS5
PM4
PP1
PH1
SCK
PS6
PM5
PP2
PH2
SS
PS7
PM3
PP3
PH3
TXCAN
PM1
PM3
PM5
PJ7
PJ7
PM5
PM7
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