1 vme master interface, 1 supported data transfer types (vmebus am c, Table 2.5: external signal connection – Kontron VM162 User Manual
Page 31: Vme master interface -9
VM162/VM172
Chapter 2 Functional Description
Juli 23, 1997
Page 2- 9
© PEP Modular Computers
2.5.1 VME Master Interface
2.5.1.1 Supported Data Transfer Types (VMEbus AM Codes)
The VM162/VM172 supports three addressing modes which are A32, A24 and A16. The following AM
codes according to the standard for VME64 are supported by the VM162/VM172.
Table 2.5: External Signal Connection
Note: For the user-defined codes 1F - 18 and 17 - 10, there are A24/D16 cycles generated by the
VM162/VM172.
AM Code (Hex)
Function
3E
A24 supervisory program access
3D
A24 supervisory data access
3A
A24 non-privaleged program access
39
A24 non-privaleged sata access
2D
A16 supervisory access
29
A16 non-privaleged access
1F - 18
User Defined
17 - 10
User Defined
0E
A32 supervisory program access
0D
A32 supervisory data access
0A
A32 non-privileged program access
09
A32 non-privileged data access