ADuCM320 Hardware Reference Manual
UG-498
Rev. C | Page 159 of 196
Status Register
Address: 0x4000001C, Reset: 0x0000, Name: T0STA
Table 227. Bit Descriptions for T0STA
Bits
Bit Name
Description
Reset
Access
[15:8]
RESERVED
Reserved.
0x0
R
7
PDOK
T0CLRI synchronization. This bit is set automatically when the user sets
T0CLRI[0] = 1. It is cleared automatically when the clear interrupt request
has crossed clock domains and taken effect in the timer clock domain.
0x0
R
0: CLR. The interrupt is cleared in the timer clock domain.
1: SET. T0CLRI[0] is being updated in the timer clock domain.
6
BUSY
Timer busy. This bit informs the user that a write to T0CON is still crossing
into the timer clock domain. This bit should be checked after writing
T0CON and further writes should be suppressed until this bit is cleared.
0x0
R
0: CLR. Timer ready to receive commands to T0CON.
1: SET. Timer not ready to receive commands to T0CON.
[5:2]
RESERVED
Reserved.
0x0
R
1
CAP
Capture event pending.
0x0
R
0: CLR. No capture event is pending.
1: SET. A capture event is pending.
0
TMOUT
Timeout event occurred. This bit set automatically when the value of the
counter reaches zero while counting down or reaches full scale when
counting up. This bit is cleared when T0CLRI[0] is set by the user.
0x0
R
0: CLR. No timeout event has occurred.
1: SET. A timeout event has occurred.