MC68HC908BD48IB Freescale Semiconductor, MC68HC908BD48IB Datasheet - Page 181
MC68HC908BD48IB
Manufacturer Part Number
MC68HC908BD48IB
Description
IC MCU 48K FLASH 6MHZ USB 42SDIP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908BD48IBE.pdf
(288 pages)
Specifications of MC68HC908BD48IB
Core Processor
HC08
Core Size
8-Bit
Speed
6MHz
Connectivity
I²C, USB
Peripherals
POR, PWM
Number Of I /o
32
Program Memory Size
48KB (48K x 8)
Program Memory Type
FLASH
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 6x8b
Oscillator Type
Internal
Operating Temperature
0°C ~ 85°C
Package / Case
42-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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14.5 Registers
MC68HC908BD48
Freescale Semiconductor
Addr.
$004C
$004D
$004A
$004B
$004E
$004F
Master Control Register
Data Transmit Register
Data Receive Register
Register Name
Address Register
Control Register
Multi-Master IIC
Multi-Master IIC
Multi-Master IIC
Multi-Master IIC
Multi-Master IIC
Multi-Master IIC
Status Register
—
(MMADR)
(MMDRR)
(MMDTR)
(MIMCR)
(MMCR)
(MMSR)
Rev. 2.1
Six registers are associated with the Multi-master IIC module, they are
outlined in the following sections.
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Read:
Read:
Read: MMRXIF
Read:
Read: MMRD7
Write:
Write:
Write:
Write:
Write:
Write:
Table 14-2. MMIIC I/O Register Summary
MMALIF
MMAD7
MMTD7
MMEN
Bit 7
Multi-Master IIC Interface (MMIIC)
0
1
0
0
0
1
0
MMNAKIF
= Unimplemented
MMTXIF MMATCH MMSRW MMRXAK
MMAD6
MMRD6
MMTD6
MMIEN
6
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
2
0
0
0
0
0
0
1
0
MMTXBE MMRXBF
MMRD1
MMBR1
MMAD1
MMTD1
1
0
0
0
0
1
1
0
Data Sheet
MMEXTAD
MMRD0
MMBR0
MMTD0
Bit 0
0
0
0
0
0
1
0
181
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