Texas Instruments SWRU294, Руководство пользователя, Страница: 5 / 57

SWRU294
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List of Figures
Figure 1
– Install virtual COM port USB driver using the Windows Hardware Wizard .................... 9
Figure 2
– SmartRF TrxEB (rev. 1.5.0) with EM connected .......................................................... 10
Figure 3
– SmartRF TrxEB architecture ........................................................................................ 12
Figure 4
– Flow chart of the USB MCU bootloader and standard firmware .................................. 13
Figure 5
– UART lines connected between the USB MCU and the onboard MSP430 MCU. ...... 15
Figure 6
– Main power selection header (P17) and power switch (P5)......................................... 16
Figure 7
– P17 jumper settings to power TrxEB using batteries ................................................... 17
Figure 8
– P17 jumper settings to power TrxEB via the USB cable .............................................. 17
Figure 9
– P17 jumper settings to power TrxEB using external power supply .............................. 18
Figure 10
– Powering TrxEB via the external power supply connector (P201) ............................. 18
Figure 11
– P17 jumper settings to power EB using a MSP-FET ................................................. 19
Figure 12
– SmartRF TrxEB EM connectors RF1 and RF2 .......................................................... 21
Figure 13
– SmartRF TrxEB I/O breakout overview ...................................................................... 22
Figure 14
– I/O connector P25A-E PCB layout ............................................................................. 23
Figure 15
– MSP430 I/O breakout on SmartRF TrxEB ................................................................. 23
Figure 16
– Current measurement jumpers .................................................................................. 26
Figure 17
– Current measurement setup ...................................................................................... 26
Figure 18
– Switch and jumper settings to disable both SmartRF TrxEB MCUs .......................... 28
Figure 19
– Power external MCU board by connecting it to IO_PWR and GND .......................... 28
Figure 20
– P7 with strapping to connect external MCU to SmartRF TrxEB ................................ 30
Figure 21
– Signal strapping for SmartRF Studio combo EM support on SmartRF TrxEB........... 31
Figure 22
– Block diagram for SmartRF Studio combo EM support on SmartRF TrxEB .............. 31
Figure 23
– SmartRF TrxEB revision 1.3.0 overview .................................................................... 32
Figure 24
– Accelerometer axes on SmartRF TrxEB rev. 1.3.0 .................................................... 32
Figure 25
– SmartRF TrxEB revision 1.5.0 overview .................................................................... 34
Figure 26
– Accelerometer axes on SmartRF TrxEB rev. 1.5.0 .................................................... 34
Figure 27
– Correct silk print for MCLK and SMCLK test points ................................................... 35
Figure 28
– Firmware upgrade steps in SmartRF Studio .............................................................. 36
Figure 29
– Enter forced boot recovery mode ............................................................................... 37
List of Tables
Table 1
– Available features on the SmartRF TrxEB ...................................................................... 6
Table 2
– Supply voltage: Recommended operating conditions and absolute max. ratings ........ 11
Table 3
– Temperature: Recommended operating conditions and storage temperatures ........... 11
Table 4
– SmartRF TrxEB operating modes ................................................................................. 14
Table 5
– Data rates supported by the USB MCU in UART Mode ................................................ 15
Table 6
– USB LED state descriptions .......................................................................................... 20
Table 7
– EM connector RF1 pin-out............................................................................................. 21
Table 8
– EM connector RF2 pin-out............................................................................................. 22
Table 9
– MSP430 Port 1-5 pin-out ............................................................................................... 24
Table 10
– MSP430 Port 6-10 pin-out ........................................................................................... 25
Table 11
– Component/Power segment overview ......................................................................... 27
Table 12
– Strapping overview to connect common signals to an external MCU ......................... 29
Table 13
– Strapping overview to transceiver GPIO to an external MCU ..................................... 30
Table 14
– Signal strapping for SmartRF Studio combo EM support on SmartRF TrxEB ............ 31
Table 15
– USB MCU pin-out on SmartRF TrxEB rev. 1.3.0 ........................................................ 33
Table 16
– MSP430 miscellaneous signal pin-out ........................................................................ 33