mc68hc908ld64 Freescale Semiconductor, Inc, mc68hc908ld64 Datasheet - Page 223

• Manufacturer Part Number: mc68hc908ld64
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

15.5 Multi-Master IIC Registers
MC68HC908LD64
Freescale Semiconductor
Addr.
$006C
$006D
$006A
$006B
$006E
$006F
Multi-Master IIC Address
Master Control Register
Multi-Master IIC Control
Data Transmit Register
Data Receive Register
Register Name
Multi-Master IIC
Multi-Master IIC
Multi-Master IIC
Multi-Master IIC
Status Register
—
(MMADR)
(MMDRR)
(MMDTR)
Rev. 3.0
(MIMCR)
(MMCR)
Register
Register
(MMSR)
Six registers are associated with the Multi-master IIC module, they are
outlined in the following sections.
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Figure 15-1. MMIIC I/O Register Summary
Read: MMALIF MMNAKIF
Write:
Read:
Write:
Read:
Write:
Read: MMRXIF
Write:
Read:
Write:
Read: MMRD7
Write:
MMAD7
MMTD7
MMEN
Bit 7
Multi-Master IIC Interface (MMIIC)
0
0
1
0
0
0
1
0
= Unimplemented
MMTXIF MMATCH MMSRW MMRXAK
MMAD6
MMRD6
MMTD6
MMIEN
6
0
0
0
0
0
0
1
0
MMRD5
MMAD5
MMTD5
MMBB
5
0
1
0
0
0
1
0
MMRD4
MMAST
MMAD4
MMTD4
4
0
0
0
0
0
1
0
MMTXAK
MMAD3
MMTD3
MMRD3
MMRW
3
0
0
0
1
1
0
Multi-Master IIC Interface (MMIIC)
MMBR2
MMAD2
MMRD2
MMTD2
Multi-Master IIC Registers
2
0
0
0
0
0
0
1
0
MMTXBE MMRXBF
MMBR1
MMAD1 MMEXTAD
MMRD1
MMTD1
1
0
0
0
0
1
1
0
Data Sheet
MMRD0
MMBR0
MMTD0
Bit 0
0
0
0
0
0
1
0
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