DMP Electronics SCS2 Manual do Utilizador descarregar pdf (Página 12)

JTAG-Booster for AMD ÉlanSC520

12 JTAGEL5d.doc

• missing option /I2CCLK=

Some functions need the option /I2CCLK= to be defined.

• missing option /I2CDAT=

Some functions need the option /I2CDAT= or the options /I2CDATO= and

/I2CDATI= to be defined.

• missing option /LENGTH=

Some functions need the option /LENGTH= to be defined.

• missing option /PIN=

Some functions need the option /PIN= to be defined.

• More than 9 devices in the JTAG chain or TDI pin stuck at low level

The JTAG chain is limited to 9 parts. Check target power. Check the target’s

TDO pin.

• No devices found in JTAG chain or TDI pin stuck at high level

A stream of 32 high bits was detected on the pin TDI. TDI may stuck at high

level. Check the connection to your target. Check the target power. Check the

target’s TDO pin.

• Option /CPUPOS= out of range

The number specified with the option /CPUPOS= must be less or equal to

the number of parts minus 1.

• Option /IROFFS= out of range

Please specify a smaller value

• Part at specified position is not a AMD ÉlanSC520

The option /CPUPOS= points to a part not a AMD ÉlanSC520

• Pins specified with /I2CCLK= and /I2CDAT= must have different

control cells

The pin specified with the option /I2CDAT= must be able to be switched to

high impedance while the pin specified with option /I2CCLK= is an active

output. See chapter 1.6 “Initialization file JTAGEL5.INI”.

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DMP Electronics SCS2 Manual do Utilizador Página 12