mcf51ac256 Freescale Semiconductor, Inc, mcf51ac256 Datasheet - Page 4

• Manufacturer Part Number: mcf51ac256
• Description: Mcf51ac256 Coldfire Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

BKGD/MS
TPMCLK
VDDAD
VREFH
VSSAD
RESET
VREFL
MCF51AC256 Family Configurations
1.2
Figure 1
4
IRQ/
1
2
V
V
V
DD
SS
SS
The members of MCF51AC128 with CAN support have 32 K-byte RAM. The other members have 16 K-byte RAM.
Up to 16 pins on Ports E and F are shared with the ColdFire Rapid GPIO module.
shows the connections between the MCF51AC256 series pins and modules.
Block Diagram
COP
BDM
MCF51AC256 = 256 KB
MCF51AC128 = 128 KB
DBG
MCF51AC256 = 32 KB
MCF51AC128 = 16 KB
ColdFire V1 core
FLASH
RGPIO
VREG
RAM
SIM
LVD
VBUS
DDATA3-
RGPIO15
RGPIO14
RGPIO13
RGPIO12
RGPIO11
RGPIO10
DDATA0
PSTCLK
RGPIO7
RGPIO6
RGPIO5
RGPIO4
RGPIO3
RGPIO2
RGPIO1
RGPIO0
RGPIO9
RGPIO8
Port H:
BKPT
Port E:
Port J:
Port F:
PST3-
IRQ
PST0
MCF51AC256 ColdFire Microcontroller Data Sheet, Rev.1
Preliminary—Subject to Change Without Notice
TPMCLK
VREFH
VREFL
VDDAD
VSSAD
TPMCLK
TPMCLK
Figure 1. MCF51AC256 Block Diagram
FTM1
FTM2
TPM3
ADC
CRC
RTC
FTM1CH5
FTM1CH4
FTM1CH3
FTM1CH2
FTM1CH1
FTM1CH0
FTM2CH5
FTM2CH4
FTM2CH3
FTM2CH2
FTM2CH1
FTM2CH0
TPM3CH1
TPM3CH0
ADP15-
ADP17-
ADP19-
ADP23-
Port H:
Port B:
Port D:
Port A:
Port G:
Port F:
Port B:
Port H:
Port F:
Port E:
ADP16
ADP18
ADP20
ADP7-
ADP0
ADP8
MCG
ACMP1
ACMP2
CAN
SCI1
SCI2
SPI1
SPI2
IIC1
KBI
OSC
ACMP1O
ACMP2O
ACMP1–
ACMP1+
ACMP2+
ACMP2–
SPSCK1
SPSCK2
RXCAN
Port D:
Port A:
Port C:
Port G:
Port D:
Port G:
Port A:
TXCAN
Port C:
Port H:
Port E:
Port E:
MOSI1
MISO1
EXTAL
MOSI2
MISO2
KBIP4
KBIP3
KBIP2
KBIP1
KBIP0
KBIP7
KBIP6
KBIP5
RXD1
RXD2
SDA1
TXD1
TXD2
SCL1
XTAL
SS1
SS2
Freescale Semiconductor
PTA7/AD1P17
PTA6/AD1P16
PTA5/ACMP2+
PTA4/ACMP2–
PTA3/ACMP2O
PTA2
PTA1/RXCAN
PTA0/TXCAN
PTB7/AD1P7
PTB6/AD1P6
PTB5/AD1P5
PTB4/AD1P4
PTB3/AD1P3
PTB2/AD1P2
PTB1/TPM3CH1/AD1P1
PTB0/TPM3CH0/AD1P0
PTC6/FTM2FLT
PTC5/RxD2
PTC4/SS2
PTC3/TxD2
PTC2/MCLK
PTC1/SDA1
PTC0/SCL1
PTD7/KBI1P7/AD1P15
PTD6/FTM1CLK/AD1P14
PTD5/AD1P13
PTD4/FTM2CLK/AD1P12
PTD3/KBI1P6/AD1P11
PTD2/KBI1P5/AD1P10/ACMP1O
PTD1/AD1P9/ACMP1–
PTD0/AD1P8/ACMP1+
PTE7/RGPIO7/SPSCK1
PTE6/RGPIO6/MOSI1
PTE5/RGPIO5/MISO1
PTE4/RGPIO4/SS1
PTE3/RGPIO3/FTM1CH1
PTE2/RGPIO2/FTM1CH0
PTE1/RGPIO1/RxD1
PTE0/RGPIO0/TxD1
PTF7/RGPIO15
PTF6/FTM1FLT/RGPIO14
PTF5/RGPIO13/FTM2CH1
PTF4/RGPIO12/FTM2CH0
PTF3/RGPIO11/FTM1CH5
PTF2/RGPIO10/FTM1CH4
PTF1/RGPIO9/FTM1CH3
PTF0/RGPIO8/FTM1CH2
PTG6/EXTAL
PTG5/XTAL
PTG4/KBI1P4/AD1P19
PTG3/KBI1P3/AD1P18
PTG2/KBI1P2
PTG1/KBI1P1
PTG0/KBI1P0
PTH6/MISO2
PTH5/MOSI2
PTH4/SPSCK2
PTH3/FTM2CH5/BKPT/AD1P23
PTH2/FTM2CH4/PSTCLK1/AD1P22
PTH1/FTM2CH3/PSTCLK0/AD1P21
PTH0/FTM2CH2/AD1P20
PTJ7/DDATA3
PTJ6/DDATA2
PTJ5/DDATA1
PTJ4/DDATA0
PTJ3/PST3
PTJ2/PST2
PTJ1/PST1
PTJ0/PST0