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Motorola MCU cable conntection

To program any of the suppoeted Motorola microcontroller the motorola cable is neaded. All cable pins are marked with colors that correspond to microcontroller pins. All neaded pins are marked on pictures below.

  1. Cable description
  2. MCU connection

1. Cable description

Color Signal description
XCLKS
RESET
VDD
BKGD
VSS
EXTAL Coaxial - signal
VSSPLL Coaxial - shield
VFP Additional 12V for flash programming.

Not used in all mask types. Please check MCU manufacturer's documentation for usage description of this pin.

2. MCU connection

MC68HC912D60A 80 pin 112 pin -
MC68HC912DC128
MC68HC912DG128
MC68HC912DC128A
MC68HC912DG128A
MC9S12D64 80 pin 112 pin -
MC9S12DB128B
MC9S12DG128B
MC9S12DT128B
MC9S12A128B
MC9S12H128 - 112 pin 144 pin
MC9S12H256
MC9S12DG256C 80 pin 112 pin -
MC9S12DP256C
MC9S12DT256C
MC9S12XEP100 - - 144 pin


MCU Package Wire Pin number Signal

MC68HC912D60A

MC68HC912DC128

MC68HC912DG128

MC68HC912DC128A

MC68HC912DG128A

14 VSS
23 BKGD
45 VSSPLL
46 RESET
47 Extal
97 VFP
107 VDD


80 pin - MC68HC912D60A, MC68HC912DC128, MC68HC912DG128, MC68HC912DC128A, MC68HC912DG128A

MCU Package Wire Pin number Signal

MC68HC912D60A

MC68HC912DC128

MC68HC912DG128

MC68HC912DC128A

MC68HC912DG128A

10 VSS
15 BKGD
33 VSSPLL
34 RESET
35 Exital
71 VFP
75 VDD


112 pin - MC9S12D64, MC9S12DB128B, MC9S12DG128B, MC9S12DT128B, MC9S12A128B, MC9S12DG256C, MC9S12DP256C, MC9S12DT256C

MCU Package Wire Pin number Signal

MC9S12D64

MC9S12DB128B

MC9S12DG128B

MC9S12DT128B

MC9S12A128B

MC9S12DG256C

MC9S12DP256C

MC9S12DT256C

14 VSS
23 BKGD
36 XCLKS
42 Reset
45 VSSPLL
46 Extal
107 VDD


80 pin - MC9S12D64, MC9S12DB128B, MC9S12DG128B, MC9S12DT128B, MC9S12A128B, MC9S12DG256C, MC9S12DP256C, MC9S12DT256C

MCU Package Wire Pin number Signal

MC9S12D64

MC9S12DB128B

MC9S12DG128B

MC9S12DT128B

MC9S12A128B

MC9S12DG256C

MC9S12DP256C

MC9S12DT256C

10 VSS
15 BKGD
24 XCLKS
30 RESET
33 VSSPLL
34 Extal
77 VDD


144 pin - MC9S12H128, MC9S12H256

MCU Package Wire Pin number Signal

MC9S12H128

MC9S12H256

53 BKGD
54 RESET
57 VSSPLL
58 Extal
97 VSS
129 XCLKS
131 VDD


112 pin - MC9S12H128, MC9S12H128

MCU Package Wire Pin number Signal

MC9S12H128

MC9S12H256

39 BKGD
40 Reset
43 VSSPLL
44 Extal
73 VSS
101 XCLKS
103 VDD


144 pin - MC9S12XEP100

MCU Package Wire Pin number Signal

MC9S12XEP100

16 VSS
25 BKGD
48 XCLKS
54 RESET
57 VSSPLL
58 Extal
139 VDD
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