Shimmer 3 - 9.1.2. Connector Pin Assignments

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Realtime Technologies Ltd Shimmer User Manual
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9.1.2. Connector Pin Assignments
External Expansion Connector
Conn Pin
Net Name
Interruptible?
Function
J5-1
PV_CHG
N
Battery Charging Power 5-6VDC.
Do not exceed 300mA connector current rating
When >5.7V is applied to this pin, DEBUG mode
is activated and JTAG signals are activated.
JTAG signals are indicated in ()'s below.
J5-2
SA_SOMI_RXD
N
USART A0: Serial
J5-3
SA_SIMO_TXD
N
USART A0: Serial
J5-4
FLASH_SCLK_EXT
N
USART B1: SPI (wired to microSD)
J5-5
FLASH_SOMI
N
USART B1: SPI (wired to microSD)
J5-6
FLASH_SIMO
N
USART B1: SPI (wired to microSD)
J5-7
SBWTCK
N
BSL programming
J5-8
MSP_RESET_N
N
BSL programming and Global Reset
J5-9
DETECT_N
(JTAG_TDI)
N
Card detect output signal to flash controller
(JTAG TDI signal)
J5-10
GPIO_EXTERNAL_RADIO_DD
Y
GPIO. Alternate function is reserved for
coprocessor Bi-Spy Wire
J5-11
BSL_RX_LED_BLU
(JTAG_TMS)
Y
BSL programming, BLU LED SIGNAL
(JTAG TMS signal)
J5-12
ADC6_FLASHDAT2
N
ADC input or GPO. Also used for SD mode flash
access
J5-13
ADC7_FLASHDAT1
N
ADC input or GPO. Also used for SD mode flash
access
J5-14
BSL_TX_LED_GR1
(JTAG_TCK)
Y
BSL Programming, LED signal
(JTAG_TCK signal)
J5-15
FLASH_CS_N
(JTAG_TDO)
Y
Flash CS or SD Mode DAT3 line
(JTAG TDO Signal)
J5-16
ADC15_RADIO_DC
Y
ADC Input. Alternate function is reserved for
coprocessor Bi-Spy Wire
J5-17
PV
N
Regulated Board power output: 3.0VDC @
100ma*
J5-18
GND
N
Board Ground
J5-
TABS/SHELL
GND
N
Board Ground
Table 9-1 External Expansion Connecor Pin Assignment
* Exact current capacity will vary based on operating state of integrated peripherals and processor.