Data Sheet

Ethernet Controller I210 — Programming Interface
474
8.15.14 Target Time Register 0 Low - TRGTTIML0 (0xB644; RW)
8.15.15 Target Time Register 0 High - TRGTTIMH0 (0xB648; RW)
8.15.16 Target Time Register 1 Low - TRGTTIML1 (0xB64C; RW)
8.15.17 Target Time Register 1 High - TRGTTIMH1 (0xB650; RW)
Reserved 29:18 0b
Reserved.
Write 0b, ignore on read.
Reserved 30 1b
Reserved.
Write 1b, ignore on read.
Disable
systime
31 1b
Disable SYSTIM Count Operation.
0b = SYSTIM timer activated
1b = SYSTIM timer disabled. Value of SYSTIMH, SYSTIML and SYSTIMR remains
constant.
Field Bit(s) Initial Value Description
TTL 29:0 0x0 Target Time 0 LSB register (defined in ns units).
Zero 31:30 0x0 Zero bits.
Field Bit(s) Initial Value Description
TTH 31;0 0x0 Target Time 0 MSB register (defined in second units).
Field Bit(s) Initial Value Description
TTL 29:0 0x0 Target Time 1 LSB register (defined in ns units).
Zero 31:30 0x0 Zero bits.
Field Bit(s) Initial Value Description
TTH 31:0 0x0 Target Time 1 MSB register (defined in second units).
Field Bit(s) Initial Value Description