PRODUCTPREVIEW
MSP430F663x
www.ti.com
SLAS566 – OCTOBER 2009
Terminal Functions (continued)
TERMINAL
I/O
NO.
DESCRIPTION
(1)
NAME
PZ
ZQW
General-purpose digital I/O
P8.3/UCA1RXD/UCA1SOMI/S12
61
H12
I/O
USCI_A1 UART receive data; USCI_A1 SPI slave out/master in
LCD segment output S12
General-purpose digital I/O
P8.4/UCB1CLK/UCA1STE/S11
62
G11
I/O
USCI_B1 clock input/output; USCI_A1 SPI slave transmit enable
LCD segment output S11
DVSS2
63
G12
Digital ground supply
DVCC2
64
F12
Digital power supply
General-purpose digital I/O
P8.5/UCB1SIMO/UCB1SDA/S10
65
F11
I/O
USCI_B1 SPI slave in/master out; USCI_B1 I2C data
LCD segment output S10
General-purpose digital I/O
P8.6/UCB1SOMI/UCB1SCL/S9
66
G9
I/O
USCI_B1 SPI slave out/master in; USCI_B1 I2C clock
LCD segment output S9
General-purpose digital I/O
P8.7/S8
67
E12
I/O
LCD segment output S8
General-purpose digital I/O
P9.0/S7
68
E11
I/O
LCD segment output S7
General-purpose digital I/O
P9.1/S6
69
F9
I/O
LCD segment output S6
General-purpose digital I/O
P9.2/S5
70
D12
I/O
LCD segment output S5
General-purpose digital I/O
P9.3/S4
71
D11
I/O
LCD segment output S4
General-purpose digital I/O
P9.4/S3
72
E9
I/O
LCD segment output S3
General-purpose digital I/O
P9.5/S2
73
C12
I/O
LCD segment output S2
General-purpose digital I/O
P9.6/S1
74
C11
I/O
LCD segment output S1
General-purpose digital I/O
P9.7/S0
75
D9
I/O
LCD segment output S0
B11
VSSU
76
and
USB PHY ground supply
B12
General-purpose digital I/O - controlled by USB control register
PU.0/DP
77
A12
I/O
USB data terminal DP
PUR
78
B10
I/O
USB pull-up resistor pin (open drain)
General-purpose digital I/O - controlled by USB control register
PU.1/DM
79
A11
I/O
USB data terminal DM
VBUS
80
A10
USB LDO input (connect to USB power source)
VUSB
81
A9
USB LDO output
V18
82
B9
USB regulated power (internal usage only, no external current loading)
AVSS3
83
A8
Analog ground supply
General-purpose digital I/O
P7.2/XT2IN
84
B8
I/O
Input terminal for crystal oscillator XT2
General-purpose digital I/O
P7.3/XT2OUT
85
B7
I/O
Output terminal of crystal oscillator XT2
VBAK
86
A7
Chip internal backup subsystem
VBAT
87
D8
Backup supply voltage
General-purpose digital I/O
P5.7/RTCCLK
88
D7
I/O
RTCCLK output
DVCC3
89
A6
Digital power supply
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