Copyright © Siemens AG 2016. All rights reserved
267
ERTEC 200P-2 Manual
Technical data subject to change
Version 1.0
1: Watchdog counter 0 enabled
Note: If this bit = 0, the XWDOUT0 output of
the ERTEC 200P is active (0), the interrupt of
the watchdog (WDINT) is 0 and the status bit
of counter 0 (bit 3) is 0.
Register:
RELD0_LOW
Address:
4h
Bits:
31dt0
Reset-Value: 0000FFFFh
Attribute:
(r) w(k)
Description:
Reload Register 0_low. Reload value for bits 15:0 of watchdog
counter 0.
Bit
Bezeichner
Reset Attr.
Function / Description
31dt16 Key_bits
0000h wk
Key bits for writing this register (read = 0).
If bits 31-16 = 9876h, bits 0-15 of this regis-
ter will be written, otherwise the operation
has no effect.
15dt0 Reload0
FFFFh r w
Reload value for bits 15:0 of watchdog coun-
ter 0
Register:
RELD0_HIGH
Address:
8h
Bits:
31dt0
Reset-Value: 0000FFFFh
Attribute:
(r) w(k)
Description:
Reload Register 0_high. Reload value for bits 31:16 of watchdog
counter 0.
Bit
Bezeichner
Reset Attr.
Function / Description
31dt16 Key_bits
0000h wk
Key bits for writing this register (read = 0).
If bits 31-16 = 9876h, bits 0-15 of this regis-
ter will be written, otherwise the operation
has no effect.
15dt0 Reload0
FFFFh r w
Reload value for bits 31-16 of watchdog
counter 0
Register:
RELD1_LOW
Address:
Ch
Bits:
31dt0
Reset-Value: 0000FFFFh
Attribute:
(r) w(k)
Description:
Reload Register 1_low. Reload value for bits 19:4 of watchdog
counter 1.
Bit
Bezeichner
Reset Attr.
Function / Description
31dt16 Key_bits
0000h wk
Key bits for writing this register (read = 0).
If bits 31-16 = 9876h, bits 0-15 of this regis-
ter will be written, otherwise the operation
has no effect.