PCM9211
SBAS495 –JUNE 2010
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Table 24. GPIO (General-Purpose Input/Output) (continued)
SIGNAL NAME
GPOC0
MPIO GROUP / PIN
DESCRIPTION
MPIO_C0
MPIO_C1
MPIO_C2
MPIO_C3
General-purpose output
General-purpose output
General-purpose output
General-purpose output
GPOC1
GPOC2
GPOC3
Table 25. GPO (General-Purpose Output)
SIGNAL NAME
GPO0
MPIO GROUP / PIN
MPO0
DESCRIPTION
General-purpose output
General-purpose output
GPO1
MPO1
MPIO and MPO Assignment: Pin Assignment Details
Each MPIO group has four pins. Table 26 through Table 28 describe the signals assigned to each group.
Table 26. MPIO Group A
ASSIGNED PIN FUNCTION
MPASEL[1:0]
MPIO_A0
RXIN8
MPIO_A1
RXIN9
MPIO_A2
RXIN10
MPIO_A3
RXIN11
00
01 (Default)
10
CLKST
VOUT
XMCKO
INT0
SBCK
SLRCK
XMCKO
INT0
(1)
11
DIR Flag / GPIO(1)
DIR Flag / GPIO(1)
DIR Flag / GPIO
DIR Flag / GPIO(1)
(1) This function, DIR Flag Output or GPIO, is set for each pin by Registers MPA0FLG, MPA1FLG, MPA2FLG, and MPA3FLG.
Table 27. MPIO Group B
ASSIGNED PIN FUNCTION
MPBSEL[1:0]
MPIO_B0
ASCKI2
MPIO_B1
ABCKI2
MPIO_B2
ALRCKI2
MPIO_B3
ADIN2
000 (Default)
001
ASCKO
ABCKO
ALRCKO
ADOUT
010
SFSOUT3
DIR Flag / GPIO(1)
BFRAME
SFSOUT2
DIR Flag / GPIO
COUT
SFSOUT1
DIR Flag / GPIO(1)
UOUT
SFSOUT0
DIR Flag / GPIO(1)
VOUT
(1)
011
100
101
EASCKO
EABCKO
EALRCKO
Reserved
EADIN
110
Reserved
Reserved
Test Mode
Reserved
Test Mode
111
Test Mode
Test Mode
(1) This function, DIR Flag Output or GPIO, is set for each pin by Registers MPB0FLG, MPB1FLG, MPB2FLG, and MPB3FLG.
Table 28. MPIO Group C
ASSIGNED PIN FUNCTION
MPCSEL[1:0]
MPIO_C0
ASCKI1
MPIO_C1
ABCKI1
MPIO_C2
ALRCKI1
MPIO_C3
ADIN1
000 (Default)
001
ADSCK
ADBCK
ADLRCK
ADDOUT
SFSOUT0
DIR Flag / GPIO(1)
VOUT
010
SFSOUT3
DIR Flag / GPIO(1)
BFRAME
SFSOUT2
DIR Flag / GPIO
COUT
SFSOUT1
DIR Flag / GPIO(1)
UOUT
(1)
011
100
101
TXSCK
TXBCK
TXLRCK
TXDIN
110
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
111
Reserved
Reserved
(1) This function, DIR Flag Output or GPIO, is set for each pin by Registers MPC0FLG, MPC1FLG, MPC2FLG, and MPC3FLG.
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