TMC2074-NE SMSC, TMC2074-NE Datasheet - Page 77

• Manufacturer Part Number: TMC2074-NE
• Description: Network Controller & Processor ICs Standalone Mode CircLink Cntlr
• Manufacturer: SMSC

Specifications of TMC2074-NE

• Product: Controller Area Network (CAN)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Dual Mode CircLink™ Controller
Datasheet
3.2.5
NOTE:
SMSC TMC2074
COMR5 Register: Sub-address Register
Do not set the value “5-9h, C-Fh” to SUBAD3-0.
- When reading/writing: ARCNET sub-address register
SUBAD [2:0] (bits 2 to 0)
Specifying sub-addresses for selecting seven registers assigned to COMR7. Be sure to set the sub-
address first, and then access to COMR7.
SUBAD3-0 = 0000 (0h) : Selection of TENTATIVE ID Register
SUBAD3-0 = 0001 (1h) : Selection of NODE ID Register
SUBAD3-0 = 0010 (2h) : Selection of SETUP1 Register
SUBAD3-0 = 0011 (3h) : Selection of NEXT ID Register (Only Read)
SUBAD3-0 = 0100 (4h) : Selection of SETUP2 Register
SUBAD3-0 = 1010 (Ah) : Selection of GPIO Data Register
SUBAD3-0 = 1011 (Bh) : Selection of GPIO Direction Control Register
COMR5
[READ/WRITE]
15-4
3-0
bit
(Sub-address reg.)
name
--------
SUBAD3-0
DATASHEET
init. value
0,0,0,0
0
Page 77
description
reserved (all "0")
Sub Address 3-0
address:0Ah
Revision 0.2 (10-23-08)