Datasheet

TMS320F28335, TMS320F28334, TMS320F28332
TMS320F28235, TMS320F28234, TMS320F28232
SPRS439M –JUNE 2007–REVISED AUGUST 2012 www.ti.com
Table 4-15. GPIO Registers (continued)
NAME ADDRESS SIZE (x16) DESCRIPTION
GPIOXINT6SEL 0x6FE6 1 XINT6 GPIO Input Select Register (GPIO32 to 63)
GPIOINT7SEL 0x6FE7 1 XINT7 GPIO Input Select Register (GPIO32 to 63)
GPIOLPMSEL 0x6FE8 2 LPM GPIO Select Register (GPIO0 to 31)
Reserved 0x6FEA – 0x6FFF 22
Table 4-16. GPIO-A Mux Peripheral Selection Matrix
REGISTER BITS PERIPHERAL SELECTION
GPADIR
GPADAT
GPAMUX1 GPIOx PER1 PER2 PER3
GPASET
GPAQSEL1 GPAMUX1 = 0,0 GPAMUX1 = 0, 1 GPAMUX1 = 1, 0 GPAMUX1 = 1, 1
GPACLR
GPATOGGLE
QUALPRD0 0 1, 0 GPIO0 (I/O) EPWM1A (O) Reserved Reserved
1 3, 2 GPIO1 (I/O) EPWM1B (O) ECAP6 (I/O) MFSRB (I/O)
2 5, 4 GPIO2 (I/O) EPWM2A (O) Reserved Reserved
3 7, 6 GPIO3 (I/O) EPWM2B (O) ECAP5 (I/O) MCLKRB (I/O)
4 9, 8 GPIO4 (I/O) EPWM3A (O) Reserved Reserved
5 11, 10 GPIO5 (I/O) EPWM3B (O) MFSRA (I/O) ECAP1 (I/O)
6 13, 12 GPIO6 (I/O) EPWM4A (O) EPWMSYNCI (I) EPWMSYNCO (O)
7 15, 14 GPIO7 (I/O) EPWM4B (O) MCLKRA (I/O) ECAP2 (I/O)
QUALPRD1 8 17, 16 GPIO8 (I/O) EPWM5A (O) CANTXB (O) ADCSOCAO (O)
9 19, 18 GPIO9 (I/O) EPWM5B (O) SCITXDB (O) ECAP3 (I/O)
10 21, 20 GPIO10 (I/O) EPWM6A (O) CANRXB (I) ADCSOCBO (O)
11 23, 22 GPIO11 (I/O) EPWM6B (O) SCIRXDB (I) ECAP4 (I/O)
12 25, 24 GPIO12 (I/O) TZ1 (I) CANTXB (O) MDXB (O)
13 27, 26 GPIO13 (I/O) TZ2 (I) CANRXB (I) MDRB (I)
14 29, 28 GPIO14 (I/O) TZ3 (I)/XHOLD (I) SCITXDB (O) MCLKXB (I/O)
15 31, 30 GPIO15 (I/O) TZ4 (I)/XHOLDA (O) SCIRXDB (I) MFSXB (I/O)
GPAMUX2
GPAMUX2 = 0, 0 GPAMUX2 = 0, 1 GPAMUX2 = 1, 0 GPAMUX2 = 1, 1
GPAQSEL2
QUALPRD2 16 1, 0 GPIO16 (I/O) SPISIMOA (I/O) CANTXB (O) TZ5 (I)
17 3, 2 GPIO17 (I/O) SPISOMIA (I/O) CANRXB (I) TZ6 (I)
18 5, 4 GPIO18 (I/O) SPICLKA (I/O) SCITXDB (O) CANRXA (I)
19 7, 6 GPIO19 (I/O) SPISTEA (I/O) SCIRXDB (I) CANTXA (O)
20 9, 8 GPIO20 (I/O) EQEP1A (I) MDXA (O) CANTXB (O)
21 11, 10 GPIO21 (I/O) EQEP1B (I) MDRA (I) CANRXB (I)
22 13, 12 GPIO22 (I/O) EQEP1S (I/O) MCLKXA (I/O) SCITXDB (O)
23 15, 14 GPIO23 (I/O) EQEP1I (I/O) MFSXA (I/O) SCIRXDB (I)
QUALPRD3 24 17, 16 GPIO24 (I/O) ECAP1 (I/O) EQEP2A (I) MDXB (O)
25 19, 18 GPIO25 (I/O) ECAP2 (I/O) EQEP2B (I) MDRB (I)
26 21, 20 GPIO26 (I/O) ECAP3 (I/O) EQEP2I (I/O) MCLKXB (I/O)
27 23, 22 GPIO27 (I/O) ECAP4 (I/O) EQEP2S (I/O) MFSXB (I/O)
28 25, 24 GPIO28 (I/O) SCIRXDA (I) XZCS6 (O)
29 27, 26 GPIO29 (I/O) SCITXDA (O) XA19 (O)
30 29, 28 GPIO30 (I/O) CANRXA (I) XA18 (O)
31 31, 30 GPIO31 (I/O) CANTXA (O) XA17 (O)
102 Peripherals Copyright © 2007–2012, Texas Instruments Incorporated
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TMS320F28232