Datasheet

TMC8462 Datasheet • Document Revision V1.5 • 2019-June-21
86 / 204
6.4.13 FMMUs
Address Length
(Byte)
Description
0x0600:0x06FF 16x16 FMMU[15:0]
+0x0:0x3 4 Logical Start Address
+0x4:0x5 2 Length
+0x6 1 Logical Start bit
+0x7 1 Logical Stop bit
+0x8:0x9 2 Physical Start Address
+0xA 1 Physical Start bit
+0xB 1 Type
+0xC 1 Activate
+0xD:0xF 3 Reserved
Table 71: FMMU Register Overview
For the following registers use y as FMMU number.
See the device features on how many FMMUs are supported in a specific ESC device.
6.4.13.1 Logical Start Address (+0x0:0x3)
Bit Description ECAT PDI Reset Value
31:0 Logical start address within the EtherCAT Ad-
dress Space.
r/w r/-
Table 72: Register 0x06y0:0x06y3 (Log Start Addr)
6.4.13.2 Length (+0x4:0x5)
Bit Description ECAT PDI Reset Value
15:0 Offset from the first logical FMMU Byte to the
last FMMU Byte + 1 (e.g., if two bytes are used
then this parameter shall contain 2)
r/w r/-
Table 73: Register 0x06y4:0x06y5 (FMMU Length)
©2019 TRINAMIC Motion Control GmbH & Co. KG, Hamburg, Germany
Terms of delivery and rights to technical change reserved.
Download newest version at www.trinamic.com