MC68HC908AP8CB Freescale Semiconductor, MC68HC908AP8CB Datasheet - Page 244
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MC68HC908AP8CB
Manufacturer Part Number
MC68HC908AP8CB
Description
IC MCU 8K FLASH 8MHZ 42SDIP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908AP8CFBE.pdf
(324 pages)
Specifications of MC68HC908AP8CB
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Connectivity
I²C, IRSCI, SCI, SPI
Peripherals
LED, LVD, POR, PWM
Number Of I /o
32
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°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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Multi-Master IIC Interface (MMIIC)
14.7.1 Data Sequence
242
(a) Master Transmit Mode
(b) Master Receive Mode
(c) Slave Transmit Mode
(d) Slave Receive Mode
Figure 14-12. Data Transfer Sequences for Master/Slave Transmit/Receive Modes
Shaded data packets indicate transmissions by the MCU
MMTXBE=0
MMRW=0
MMAST=1
Data1 → MMDTR
MMRXBF=0
MMRW=1
MMAST=1
MMTXBE=0
(dummy data → MMDTR)
MMTXBE=1
MMRXBF=0
MMTXBE=0
MMRXBF=0
START
START
START
START
Address
Address
Address
Address
MMRXIF=1
MMRXBF=1
MMATCH=1
MMSRW=0
MMTXBE=1
MMTXIF=1
Data2 → MMDTR
MMRXIF=1
MMRXBF=1
MMATCH=1
MMSRW=1
Data1 → MMDTR
MC68HC908AP Family Data Sheet, Rev. 4
0
1
1
0
ACK
ACK
ACK
ACK
TX Data1
RX Data1
TX Data1
RX Data1
MMTXBE=1
MMTXIF=1
Data2 → MMDTR
MMTXBE=1
MMTXIF=1
Data3 → MMDTR
Data1 → MMDRR
MMRXIF=1
MMRXBF=1
Data1 → MMDRR
MMRXIF=1
MMRXBF=1
ACK
ACK
ACK
ACK
DataN+2 → MMDTR
DataN+2 → MMDTR
RX DataN
RX DataN
TX DataN
TX DataN
DataN → MMDRR
DataN → MMDRR
MMTXBE=1
MMRXBF=1
MMRXBF=1
MMTXBE=1
MMRXIF=1
MMRXIF=1
MMTXIF=1
MMTXIF=1
Freescale Semiconductor
ACK
NAK
NAK
ACK
MMNAKIF=1
MMAST=0
MMTXBE=0
MMNAKIF=1
MMAST=0
MMNAKIF=1
MMTXBE=0
STOP
STOP
STOP
STOP
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