
Introduction
67
December 2003 Revised March 2005
SPRS231D
Table 24. ZZG Package Terminal Characteristics (Continued)
ZZG
BALL
NO.
SUPPLY
RESET
STATE
#
OTHER
BUFFER
STRENGTH
§
PULLUP/
PULLDN
MUX CTRL SETTING
TYPE
SIGNAL NAME
W21
UWIRE.SDO
O
Reg8[5:3] = 000
PD20
3 mA (Hv)
A, F, G1
0
DV
DD9
UART3.DTR
O
Reg8[5:3] = 001
PU20,
2 mA (Lv)
UART1.DTR
O
Reg8[5:3] = 010
MCBSP3.DX
O
Reg8[5:3] = 011
UART3.RTS
O
Reg8[5:3] = 100
MCBSP3.DXZ
O/Z
Reg8[5:3] = 101
SPIF.DOUT
I/O
Reg8[5:3] = 110
GPIO46
I/O
Reg8[5:3] = 111
V19
UWIRE.SCLK
O
Reg8[8:6] = 000
PD20
3 mA (Hv)
A, F, G1
0
DV
DD9
KB.C[7]
O
Reg8[8:6] = 001
PU20,
2 mA (Lv)
MPUIO1
I/O
Reg8[8:6] = 010
UART3.CTS
I
Reg8[8:6] = 100
N14
Z_STATE
Z
Reg8[11:9] = 000
PD20
3 mA (Hv)
A, F
Z
DV
DD9
UWIRE.CS0
O
Reg8[11:9] = 001
PU100,
2 mA (Lv)
MCBSP3.CLKX
I/O
Reg8[11:9] = 010
UART3.TX
O
Reg8[11:9] = 100
SPIF.CS0
I/O
Reg8[11:9] = 110
GPIO45
I/O
Reg8[11:9] = 111
P15
Z_STATE
Z
Reg8[14:12] = 000
PD20
3 mA (Hv)
A, F
Z
DV
DD9
UWIRE.CS3
O
Reg8[14:12] = 001
PU20,
2 mA (Lv)
KB.C[6]
O
Reg8[14:12] = 010
SPIF.CS3
O
Reg8[14:12] = 011
UART3.RX
I
Reg8[14:12] = 100
Z_STATE
Z
Reg8[14:12] = 110
GPIO44
I/O
Reg8[14:12] = 111
W19
BFAIL/EXT_FIQ
I
Reg8[17:15] = 000
PD20
3 mA (Hv)
A, F
Z
DV
DD9
UART3.CTS
I
Reg8[17:15] = 001
PU20,
2 mA (Lv)
UART1.DSR
I
Reg8[17:15] = 010
MMC2.DATDIR1
O
Reg8[17:15] = 110
AA20
RST_OUT
O
Reg9[11:9] = 000
PD20
3 mA (Hv)
A, F
0
DV
DD9
GPIO41
I/O
Reg9[11:9] = 111
PU20,
2 mA (Lv)
I = Input, O = Output, Z = High-Impedance
PD20 = 20-
μ
A internal pulldown, PD100=100-
μ
A internal pulldown, PU20 = 20-
μ
A internal pullup, PU100 = 100-
μ
A internal pullup. Pullup or
pulldown can be enabled or disabled by software.
§
Lv = Low voltage (1.65 V), Hv = High voltage (2.5 V)
A = Standard LVCMOS input/output
G1 = Terminal may be gated by BFAIL
B = SUBLVDS input/ouput
G2 = Terminal may be gated by GPIO9 and MPUIO3
C = USB transceiver input/ouput
G3 = Terminal my be gated by BFAIL and OMAP5912 Internal Reset
D = I
2
C input/output buffers
H1 = Terminal may be 3-stated by BFAIL input
E = Analog oscillator terminals
H3 = MCSI1.DOUT pin can be forced into a high-impedance
F = Boundary-scannable terminal
state by the OMAP5912 HIGH_IMP3 control bit
K = Output buffer includes a serial resistor of 20
to match with PCB line impedance and ensure proper signal integrity
#
Z = High-Impedance, LZ = Low-Impedance (pin is driven), 1 = Output driven high, 0 = Output driven low
NOTES:
3. NA denotes no multiplexing on the ball
4. ‘Regx’ denotes the terminal multiplexing register that controls the specified terminal where Regx = FUNC_MUX_CTRL_x