4.4.9 UART (RS-232) Interface Connector, P9
A standard female RS-232, D-sub, 9-pin connector is used for the UART interface circuitry on
the ADSP-21992 EZ-KIT Lite board.
PIN
1
2
3
4
5
6
7
8
9
4.4.10 PWM, AUXPWM, Timer Interface Connector, P10
The PWM, AUXPWM, and general-purpose timer signals are available on P10.
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
ADSP-21992 EZ-KIT Lite Evaluation System Manual
NAME
1-4-6
T1O
R1E
1-4-6
DGND
1-4-6
RTS
CTS
NC
Table 4-9: UART (RS-232) Interface Connector, P9
NAME
AH
AL
BH
BL
CH
CL
PWMTRIP
PWMSYNC
DGND
AUX0
AUX1
DGND
AUXTRIP
TMR0
TMR1
TMR2
Table 4-10: PWM, AUX, TMR Interface Connector, P10
SIGNAL
Transmit
Receive
Digital Ground
Not Connected
SIGNAL
PWM Channel A High Output
PWM Channel A Low Output
PWM Channel B High Output
PWM Channel B Low Output
PWM Channel C High Output
PWM Channel C Low Output
PWM Trip Input
PWM Synchronization Signal
Digital Ground
Auxiliary PWM Output
Auxiliary PWM Output
Digital Ground
Auxiliary PWM Trip Input
General-Purpose Timer I/O
General-Purpose Timer I/O
General-Purpose Timer I/O
4-44
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