Texas Instruments SWRU294, User Manual, Page: 33 / 57

SWRU294
Page 33/40
9.3 USB MCU pin-out
Table 15
shows how the USB MCU’s pins are connected to the different functionalities on EB
revision 1.3.0.
CC2511 Signal name Description EM pin
P0.0 MCU_RESET_N Signal used to reset MSP430 MCU
P0.1 RF_RESET_N Signal used to reset EM board RF2.15
P0.2 RF_SPI0_CS_N EM SPI Chip Select RF1.14
P0.3 RF_SPI0_SCLK EM SPI Clock RF1.16
P0.4 RF_SPI0_MOSI EM SPI MOSI RF1.18
P0.5 RF_SPI0_MISO EM SPI MISO RF1.20
P1.0 USB_PULLUP Enable USB Interface pull-up resistor
P1.1 P1_3 CC Debug Clock RF1.12
P1.2 USB_UART_RTS MSP430 UART (CC2511 CTS)
P1.3 USB_UART_CTS MSP430 UART (CC2511 RTS)
P1.4 USB_UART_TXD MSP430 UART (CC2511 RXD)
P1.5 USB_UART_RXD MSP430 UART (CC2511 TXD)
P1.6 USB_ENABLE Switch S2 input
P1.7 P1_7 CC Debug Data RF1.10
P2.0 RF_UART_RXD / RF_SPI1_MOSI GPIO signal to EM board RF1.9
P2.1 USB_DBG_DD CC2511 CC Debug Interface Data
P2.2 USB_DBG_DC CC2511 CC Debug Interface Clock
P2.3 USB_MODE Switch S1 input
P2.4 USB_LED USB LED and Forced Recovery signal
Table 15
– USB MCU pin-out on SmartRF TrxEB rev. 1.3.0
9.4 MSP430 MCU pin-out
For details on the pin-out for MSP430 port 1-10, please refer to Table 9 and Table 10 in section
6.11.2. Table 16 below shows the MSP430 pin-out not listed in section 6.11.2.
MSP430 Signal Name Description
P11.0 ACLK MSP430 ACLK output to test point TP5
P11.1 MCLK MSP430 MCLK output to test point TP6
P11.2 SMCLK MSP430 SMCLK output to test point TP7
VCORE VCORE MSP430 VCORE output to test point TP8
PJ.0 TDO JTAG Test Data Out
PJ.1 TDI JTAG Test Data In
PJ.2 TMS JTAG Test Mode Select
PJ.3 TCK JTAG Test Clock
Table 16
– MSP430 miscellaneous signal pin-out