XC912BC32CFU8 Motorola Semiconductor Products, XC912BC32CFU8 Datasheet - Page 55

• Manufacturer Part Number: XC912BC32CFU8
• Description: M68HC12B Family Data Sheet
• Manufacturer: Motorola Semiconductor Products

M68HC12B Family — Rev. 8.0
MOTOROLA
Notes:
Addr.
$00DA
$00DB
$00DC
$00C8
$00CF
$00D0
$00D1
$00D2
$00D3
$00D4
$00D5
$00D6
$00D7
$00D8
$00DF
↓
↓
↓
1. Available only on MC68HC912B32 and MC68HC912BC32 devices.
2. Available only on MC68HC912B32 and MC68HC12BE32 devices.
3. Available only on MC68HC(9)12BC32 devices.
Port S Data Direction Register
Port S Pullup/Reduced Drive
Register Name
SPI Baud Rate Register
SPI Control Register 1
SPI Control Register 2
Port S Data Register
SPI Status Register
Register (PURDS)
SPI Data Register
See page 217.
See page 218.
See page 219.
See page 220.
See page 221.
See page 221.
See page 222.
See page 223.
(SP0CR1)
(SP0CR2)
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
(PORTS)
(SP0DR)
(SP0BR)
(SP0SR)
(DDRS)
Figure 2-1. Register Map (Sheet 14 of 19)
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
DDS7
SPIE
Bit 7
SPIF
Bit 7
PS7
R
R
R
R
R
R
R
0
0
0
0
0
0
0
0
= Unimplemented
Register Block
RDPS2
WCOL
DDS6
SPE
Bit 6
PS6
R
R
R
R
R
R
R
6
0
0
0
0
0
0
0
After reset all bits configured as general-purpose inputs
After reset all bits configured as general-purpose inputs
RDPS1
SWOM
DDS5
Bit 5
PS5
R
R
R
R
R
R
R
5
0
0
0
0
0
0
0
0
RDPS0
Unaffected by reset
MSTR
MODF
DDS4
Bit 4
PS4
R
R
R
R
R
R
R
R
4
0
0
0
0
0
0
0
= Reserved
CPOL
PUPS
DDS3
Bit 3
PS3
R
R
R
R
R
R
R
3
0
1
0
0
0
0
0
0
PUPS2
CPHA
SPR2
DDS2
RDS
Bit 2
PS2
R
R
R
R
R
R
R
2
0
0
0
0
0
0
U = Unaffected
PUPS1
SSOE
DDS1
SPR1
Bit 1
PS1
Register Block
R
R
R
R
R
R
R
1
0
0
0
0
0
0
0
Data Sheet
Registers
PUPS0
SPC0
SPR0
DDS0
LSBF
Bit 0
Bit 0
PS0
R
R
R
R
R
R
R
0
0
0
0
0
0
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