CMD-12DP512 AXIOM, CMD-12DP512 Datasheet - Page 7

• Manufacturer Part Number: CMD-12DP512
• Description: Single Board Computer
• Manufacturer: AXIOM

Specifications of CMD-12DP512

• Silicon Manufacturer: Freescale
• Core Architecture: HCS12
• Core Sub-architecture: S12D
• Features: Onboard Back Ground Debug, Breadboard And Prototype Area
• Kit Contents: Board
• Silicon Family Name: S12D
• Silicon Core Number: MC9S12DP512

C M D - 1 2 D P 5 1 2
OPTIONS and JUMPERS
Option Summary – REV A.
BDM_EN
MEM_EN
MODE
ECS
NO_AUTO
PWR_SEL
COM_SEL
JP1
CAN_EN
LCD_EN
JP2
CUT_AWAY 1,2, 6
BDM_EN Option
The two BDM_EN option jumpers are open by default. These option should be Installed when
applying AxIDE4 and the CMD-12DP512 USB port. Jumpers must be open or idle at all other
times.
MEM_EN Option
The MEM_EN option jumper is installed by default and enables the External RAM memory
(Board Memory) on the Expanded HCS12 address and data bus. Removing the MEM_EN
option jumper will remove the Board Memory from the Expanded memory bus. MEM_EN
should be open when applying Single-chip mode operation and HCS12 Ports A and B, these
are the Expanded memory bus ports.
R E V
Enable the USB port BDM for AxIDE4 to control the HCS12.
Enable the External RAM (Board memory).
Select HCS12 operating Mode from Reset.
Enable External Memory Paging in Expanded Mode (MODE
EMK bit must be set also).
Disable MON12 AUTOSTART operation. Default = Open.
Select CMD-12DP512 power source: PWR jack and +5V
regulator, USB port, or external. See PWR_SEL option for
details.
Select HCS12 SCI0 serial path: P_COM1, USB, or external.
See the COM_SEL option for details.
Enable the P_COM2 port receive on HCS12 SCI1 / I/O port
PS2. See P_COM2 for details.
Enable the CAN port receive signal on HCS12 I/O port PM0.
See CAN Port for details.
Enable the LCD Port to be selected by SPI0 SS0* signal on
HCS12 I/O Port PS7. See LCD Port for details.
Not Installed, see JP2 option for details.
Hard Options, See LCD for 1 and 2, see CAN Port for 6.
B .
BDM_ON
7
0 8 / 2 3 / 0 7