Table 5: legend – BECKHOFF ET1200 User Manual
Page 16
Features and Registers
III-6
Slave Controller
– ET1200 Hardware Description
Feature
ET1200
-0003
Optional LED states
RUN LED: Bootstrap
x
RUN LED: Booting
-
RUN LED: Device identification
-
RUN LED: loading SII EEPROM
-
Error LED: SII EEPROM loading error
-
Error LED: Invalid hardware configuration
-
Error LED: Process data watchdog timeout
-
Error LED: PDI watchdog timeout
-
Link/Activity: port closed
-
Link/Activity: local auto-negotiation error
-
Link/Activity: remote auto-negotiation error
-
Link/Activity: unknown PHY auto-
negotiation error
-
LED test
-
Clock supply
Crystal
x
Crystal oscillator
x
TX_CLK from PHY
x
25ppm clock source accuracy
x
Internal PLL
x
Feature
ET1200
-0003
Power Supply Voltages
1-3
I/O Voltage
3.3 V
x
3.3V / 5V tolerant
-
5 V
(x)
Core Voltage
2.5V
Internal LDOs
2
LDO supply voltage
3.3V/5V
Core Voltage
x
I/O Voltage
x
Package
QFN48
Size [mm²]
7x7
Original Release date
11/2006
Configuration and Pinout calculator (XLS)
x
Register Configuration
fixed
Table 5: Legend
Symbol
Description
x
available
-
not available
c
configurable