15.3.1.17 PWM Generator y PCI 1
- y = F1, F2, CL, FF, or S.
- This bit has no effect when the
SWTERM control bit is used as the PCI Termination Event or if TERM[2:0] <
‘
101
’.
Name: | PGxyPCI1 |
Offset: | 0x1068, 0x10DC, 0x1150, 0x11C4, 0x1238, 0x12AC, 0x1320, 0x1394 |
Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
BPEN | SWTERM | PSYNC | PPS | TERMPS | ACP[2:0] | ||||
Access | R/W | R/W | R/W | R/W | R/W | R/W | R/W | R/W | |
Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
SWPCI | SWPCIM[1:0] | LATMOD | TQPS | TQSS[2:0] | |||||
Access | R/W | R/W | R/W | R/W | R/W | R/W | R/W | R/W | |
Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
TSYNCDIS | TERM[2:0] | AQPS | AQSS[2:0] | ||||||
Access | R/W | R/W | R/W | R/W | R/W | R/W | R/W | R/W | |
Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
BPSEL[7:0] | |||||||||
Access | R/W | R/W | R/W | R/W | R/W | R/W | R/W | R/W | |
Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Bit 31 – BPEN PCI Bypass Enable bit
Value | Description |
---|---|
1 |
PCI function is enabled and local PCI logic is bypassed; PWM Generator will be controlled by PCI function in the PWM Generator selected by the BPSEL[2:0] bits. |
0 |
PCI function is not bypassed. |
Bit 30 – SWTERM PCI Software Termination bit
A write of ‘1
’ to this location will produce a
termination event. This bit location always reads as ‘0
’.
Bit 29 – PSYNC PCI Synchronization Control bit
Value | Description |
---|---|
1 |
PCI source is synchronized to PWM EOC. |
0 |
PCI source is not synchronized to PWM EOC. |
Bit 28 – PPS PCI Polarity Select bit
Value | Description |
---|---|
1 |
Inverted |
0 |
Not inverted |
Bit 27 – TERMPS PCI Termination Polarity Select bit
Value | Description |
---|---|
1 |
Inverted |
0 |
Not inverted |
Bits 26:24 – ACP[2:0] PCI Acceptance Criteria Selection bits
Value | Description |
---|---|
111 | Qualifier Latched Any Edge (setting 101, below, with PCI/Qualifier inputs swapped) |
110 | Qualifier Latched Rising Edge (setting 100, below, with the PCI/Qualifier inputs swapped) |
101 | Latched any edge |
100 | Latched rising edge |
011 | Latched |
010 | Any edge |
001 | Rising edge |
000 | Level-sensitive |
Bit 23 – SWPCI Software PCI Control bit
Value | Description |
---|---|
1 |
Drives a ‘ |
0 |
Drives a ‘ |
Bits 22:21 – SWPCIM[1:0] Software PCI Control Mode bits
Value | Description |
---|---|
11 |
Reserved |
10 |
SWPCI bit is assigned to termination qualifier logic. |
01 |
SWPCI bit is assigned to acceptance qualifier logic. |
00 |
SWPCI bit is assigned to PCI acceptance logic. |
Bit 20 – LATMOD PCI SR Latch Mode bit
Value | Description |
---|---|
1 |
SR latch is Reset-dominant in Latched Acceptance modes. |
0 |
SR latch is set-dominant in Latched Acceptance modes. |
Bit 19 – TQPS Termination Qualifier Polarity Select bit
Value | Description |
---|---|
1 |
Inverted |
0 |
Not inverted |
Bits 18:16 – TQSS[2:0] Termination Qualifier Source Selection bits
Value | Description |
---|---|
111 |
SWPCI control bit only (qualifier forced to ‘ |
110 |
Selects PCI Source #9 |
101 |
Selects PCI Source #8 |
100 |
Selects PCI Source #1 (PWM Generator output selected by the PWMPCI[2:0] bits) |
011 |
PWM Generator is triggered. |
010 |
LEB is active. |
001 |
Duty cycle is active (base PWM Generator signal). |
000 |
No termination qualifier used (qualifier forced to
‘ |
Bit 15 – TSYNCDIS Termination Synchronization Disable bit
Value | Description |
---|---|
1 |
Termination of latched PCI occurs immediately. |
0 |
Termination of latched PCI occurs at PWM EOC. |
Bits 14:12 – TERM[2:0] Termination Event Selection bits
Value | Description |
---|---|
111 |
Selects PCI Source #9 |
110 |
Selects PCI Source #8 |
101 |
Selects PCI Source #1 (PWM Generator output selected by the PWMPCI[2:0] bits) |
100 |
PGxTRIGC trigger event |
011 |
PGxTRIGB trigger event |
010 |
PGxTRIGA trigger event |
001 |
Auto-Terminate: Terminate when PCI source transitions from active to inactive(2). |
000 |
Manual Terminate: Terminate on a write of
‘ |
Bit 11 – AQPS Acceptance Qualifier Polarity Select bit
Value | Description |
---|---|
1 |
Inverted |
0 |
Not inverted |
Bits 10:8 – AQSS[2:0] Acceptance Qualifier Source Selection bits
Value | Description |
---|---|
111 |
SWPCI control bit only (qualifier forced to
‘ |
110 |
Selects PCI Source #9 |
101 |
Selects PCI Source #8 |
100 |
Selects PCI Source #1 (PWM Generator output selected by the PWMPCI[2:0] bits) |
011 |
PWM Generator is triggered. |
010 |
LEB is active. |
001 |
Duty cycle is active (base PWM Generator signal). |
000 |
No acceptance qualifier is used (qualifier forced to
‘ |
Bits 7:0 – BPSEL[7:0] PCI Bypass Source Selection bits(1,2)
BPSEL[7] = PCI control sourced from PWM Generator 8 PCI logic when BPEN =
1
BPSEL[6] = PCI control sourced from PWM Generator 7 PCI logic when BPEN =
1
BPSEL[5] = PCI control sourced from PWM Generator 6 PCI logic when BPEN =
1
BPSEL[4] = PCI control sourced from PWM Generator 5 PCI logic when BPEN =
1
BPSEL[3] = PCI control sourced from PWM Generator 4 PCI logic when BPEN =
1
BPSEL[2] = PCI control sourced from PWM Generator 3 PCI logic when BPEN =
1
BPSEL[1] = PCI control sourced from PWM Generator 2 PCI logic when BPEN =
1
BPSEL[0] = PCI control sourced from PWM Generator 1 PCI logic when BPEN =
1
- If more than one bit is set, the selected bypass sources are OR’ed together.
- Setting PCI control sourced from own generation is not allowed.