Datasheet
TMS320F28030, TMS320F28031, TMS320F28032
TMS320F28033, TMS320F28034, TMS320F28035
www.ti.com
SPRS584J –APRIL 2009–REVISED OCTOBER 2013
Table 4-20. GPIOB MUX
(1)
DEFAULT AT RESET PERIPHERAL PERIPHERAL PERIPHERAL
PRIMARY I/O FUNCTION SELECTION 1 SELECTION 2 SELECTION 3
GPBMUX1 REGISTER
(GPBMUX1 BITS = 00) (GPBMUX1 BITS = 01) (GPBMUX1 BITS = 10) (GPBMUX1 BITS = 11)
BITS
1-0 GPIO32 SDAA (I/OD) EPWMSYNCI (I) ADCSOCAO (O)
3-2 GPIO33 SCLA (I/OD) EPWMSYNCO (O) ADCSOCBO (O)
5-4 GPIO34 COMP2OUT (O) Reserved COMP3OUT (O)
7-6 GPIO35 (TDI) Reserved Reserved Reserved
9-8 GPIO36 (TMS) Reserved Reserved Reserved
11-10 GPIO37 (TDO) Reserved Reserved Reserved
13-12 GPIO38/XCLKIN (TCK) Reserved Reserved Reserved
15-14 GPIO39
(2)
Reserved Reserved Reserved
17-16 GPIO40
(2)
EPWM7A (O) Reserved Reserved
19-18 GPIO41
(2)
EPWM7B (O) Reserved Reserved
21-20 GPIO42
(2)
Reserved Reserved COMP1OUT (O)
23-22 GPIO43
(2)
Reserved Reserved COMP2OUT (O)
25-24 GPIO44
(2)
Reserved Reserved Reserved
27-26 Reserved Reserved Reserved Reserved
29-28 Reserved Reserved Reserved Reserved
31-30 Reserved Reserved Reserved Reserved
(1) I = Input, O = Output, OD = Open Drain
(2) These pins are not available in the 64-pin package.
Table 4-21. Analog MUX
(1)
DEFAULT AT RESET
PERIPHERAL SELECTION 2 AND
AIOx AND PERIPHERAL SELECTION 1
PERIPHERAL SELECTION 3
AIOMUX1 REGISTER BITS AIOMUX1 BITS = 0,x AIOMUX1 BITS = 1,x
1-0 ADCINA0 (I) ADCINA0 (I)
3-2 ADCINA1 (I) ADCINA1 (I)
5-4 AIO2 (I/O) ADCINA2 (I), COMP1A (I)
7-6 ADCINA3 (I) ADCINA3 (I)
9-8 AIO4 (I/O) ADCINA4 (I), COMP2A (I)
11-10 ADCINA5
(2)
(I) ADCINA5 (I)
13-12 AIO6 (I/O) ADCINA6 (I), COMP3A (I)
15-14 ADCINA7 (I) ADCINA7 (I)
17-16 ADCINB0 (I) ADCINB0 (I)
19-18 ADCINB1 (I) ADCINB1 (I)
21-20 AIO10 (I/O) ADCINB2 (I), COMP1B (I)
23-22 ADCINB3 (I) ADCINB3 (I)
25-24 AIO12 (I/O) ADCINB4 (I), COMP2B (I)
27-26 ADCINB5
(2)
(I) ADCINB5 (I)
29-28 AIO14 (I/O) ADCINB6 (I), COMP3B (I)
31-30 ADCINB7 (I) ADCINB7 (I)
(1) I = Input, O = Output
(2) These pins are not available in the 64-pin package.
Copyright © 2009–2013, Texas Instruments Incorporated Peripherals 97
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