
Register Descriptions Chapter 4
GPIB-1014 User Manual 4-60 © National Instruments Corporation
Channel Error RegisterVMEbus Address: Base Address + 01 (hex)
Attributes: Read Only, Internal to DMAC
7 654 3210
ERROR CODE
0
0
0
R
The Channel Error Register (CER) is an error condition register. The ERR bit of the CSR
indicates if there is an error. Bits 0 through 4 of the CER indicate what type of error occurred.
Bit Mnemonic Description
7-5r 0 Reserved Bits
4-0r ERROR CODE
Error Code: 00000 = No error
00001 = Configuration Error
00010 = Operation Timing Error
00011 = (undefined, reserved)
001rr = Address error
011rr = Count error
010rr = Bus Error
10000 = External Abort
10001 = Software Abort
where rr = register or counter code:
01 = Memory address or memory counter
10 = Device address
11 = Base address of base counter