Msp-Gang430 Target Connector Signal Functions; Msp-Gang430 Signal Levels - Texas Instruments MSP430 User Manual

www.ti.com
Signal Name
TMS
TCK
TDI/VPP
TDO/TDI1 to
TDO/TDI8
GND
VCC_MSP (if internal supply
voltage is used)
MSP_VCC_IN (if internal supply
voltage is used)
TEST/VPP (depending on
RESET (depending on end
The output signal levels of the MSP-GANG430 are near GND or VCC_MSP.
• The programming procedure (handling of the software) is described in
• The connections from the MSP430 terminals must follow EMI rules, including short trace lengths and
use of ground planes.
TDO/TDI1 to TDO/TDI8
MSP_VCC_IN
SLAU101O – March 2003 – Revised May 2010
Table 5-2. MSP-GANG430 Target Connector Signal Functions
Required
Yes IEEE Std 1149.1 test mode select input
Yes IEEE Std 1149.1 test clock input
Yes IEEE Std 1149.1 test data input multiplexed with fuse blow voltage input
IEEE Std 1149.1 test data output multiplexed with test data input for use during fuse-blow
Yes
operation
Yes GND is the 0-V terminal
Yes
Software selectable supply voltage V
Yes
External supply voltage sense input, to adapt the internal level-shifter outputs
Yes
Signal used with MSP430 flash devices with TEST/VPP pin
device)
Yes
Provides the reset of target device. The duration and delay after reset is set by Settling
Time.
application)
Table 5-3. MSP-GANG430 Signal Levels
Signal/Pin
TMS V
SS
TCK V
SS
TDI/VPP V
SS
V
SS
GND V
SS
VCC_MSP V
SS
Input: External V
TEST/VPP V
SS
RESET V
SS
Copyright © 2003–2010, Texas Instruments Incorporated
MSP-GANG430 Target Connector Signals
Function/Comment
to power the targets from the programmer
CC
Signal/Pin Levels
or VCC_MSP
or VCC_MSP
or VCC_MSP or VPP
or VCC_MSP
or VCC_MSP
of MSP430
CC
or VCC_MSP or VPP
or Hi-Z (external pullup resistor required)
Chapter 1 and Chapter 2.
Hardware
59