mc908jl16 Freescale Semiconductor, Inc, mc908jl16 Datasheet - Page 110

• Manufacturer Part Number: mc908jl16
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Multi-Master IIC Interface (MMIIC)
8.3 I/O Pins
The MMIIC module uses two I/O pins, shared with standard port I/O pins. The full name of the MMIIC I/O
pins are listed in
110
$0040
$0041
$0042
$0043
$0044
$0045
Addr.
Multi-Master IIC Control Reg-
Multi-Master IIC Address
Master Control Register
Data Transmit Register
Register Name
Data Receive Register
Multi-Master IIC
Multi-Master IIC
Multi-Master IIC
Multi-Master IIC
Status Register
Table
(MMDRR)
(MMADR)
(MMDTR)
1. Position of MMIIC module pins is user selectable using CONFIG2 option bit.
(MIMCR)
(MMCR)
Register
(MMSR)
Refer to
MOR)
8-1. The generic pin name appear in the text that follows.
ister
Generic Pin Names:
for additional information.
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Read:
Read:
Read: MMRXIF
Read:
Read:
Write:
Write:
Write:
Write:
Write:
Write:
Chapter 3 Configuration and Mask Option Registers (CONFIG and
Figure 8-1. MMIIC I/O Register Summary
MMIIC
SDA
SCL
Table 8-1. Pin Name Conventions
MMALIF
MMAD7
MMTD7
MMRD7
MMEN
Bit 7
MC68HC908JL16 Data Sheet, Rev. 1.1
0
0
1
0
0
0
1
0
= Unimplemented
MMNAKIF
MMTXIF
MMAD6
MMTD6
MMRD6
MMIEN
6
0
0
0
0
0
0
1
0
MMATCH
MMAD5
MMTD5
MMRD5
MMBB
5
0
1
0
0
0
1
0
Full MCU Pin Names:
PTA2/KBI2/SDA
PTA3/KBI3/SCL
MMSRW
MMAD4
MMRD4
MMAST
MMTD4
PTD7/RxD/SDA
PTD6/TxD/SCL
4
0
0
0
0
0
1
0
MMTXAK
MMRXAK
MMAD3
MMRD3
MMTD3
MMRW
3
0
0
0
1
1
0
(1)
(1)
REPSEN
MMBR2
MMAD2
MMRD2
MMTD2
2
0
0
0
0
0
1
0
Freescale Semiconductor
MMTXBE
MMBR1
MMAD1
MMRD1
MMTD1
1
0
0
0
0
1
1
0
MMEXTAD
MMRXBF
MMBR0
MMRD0
MMTD0
Bit 0
0
0
0
0
0
1
0