Datasheet

MSP430F5638, MSP430F5637, MSP430F5636
MSP430F5635, MSP430F5634, MSP430F5633
MSP430F5632, MSP430F5631, MSP430F5630
SLAS650D –JUNE 2010–REVISED AUGUST 2013 www.ti.com
Table 2. Terminal Functions (continued)
TERMINAL
NO. I/O
(1)
DESCRIPTION
NAME
PZ ZQW
General-purpose digital I/O
P8.1/UCB1STE/UCA1CLK 59 J12 I/O
USCI_B1 SPI slave transmit enable; USCI_A1 clock input/output
General-purpose digital I/O
P8.2/UCA1TXD/UCA1SIMO 60 H11 I/O
USCI_A1 UART transmit data; USCI_A1 SPI slave in/master out
General-purpose digital I/O
P8.3/UCA1RXD/UCA1SOMI 61 H12 I/O
USCI_A1 UART receive data; USCI_A1 SPI slave out/master in
General-purpose digital I/O
P8.4/UCB1CLK/UCA1STE 62 G11 I/O
USCI_B1 clock input/output; USCI_A1 SPI slave transmit enable
DVSS2 63 G12 Digital ground supply
DVCC2 64 F12 Digital power supply
General-purpose digital I/O
P8.5/UCB1SIMO/UCB1SDA 65 F11 I/O
USCI_B1 SPI slave in/master out; USCI_B1 I2C data
General-purpose digital I/O
P8.6/UCB1SOMI/UCB1SCL 66 G9 I/O
USCI_B1 SPI slave out/master in; USCI_B1 I2C clock
P8.7 67 E12 I/O
General-purpose digital I/O
P9.0 68 E11 I/O
General-purpose digital I/O
P9.1 69 F9 I/O
General-purpose digital I/O
P9.2 70 D12 I/O
General-purpose digital I/O
P9.3 71 D11 I/O
General-purpose digital I/O
P9.4 72 E9 I/O
General-purpose digital I/O
P9.5 73 C12 I/O
General-purpose digital I/O
P9.6 74 C11 I/O
General-purpose digital I/O
P9.7 75 D9 I/O
General-purpose digital I/O
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
USB pullup resistor pin (open drain). The voltage level at the PUR pin is used to
PUR 78 B10 I/O invoke the default USB BSL. Recommended 1-MΩ resistor to ground. See USB
BSL for more information.
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 use 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
Capacitor for backup subsystem. Do not load this pin externally. For capacitor
VBAK 86 A7
values, see C
BAK
in Recommended Operating Conditions.
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