PrimeCell® AHB DDR and NAND Memory Controller (PL244) Technical Reference Manual A.10. Scan chains

A.10. Scan chains

Table A.9 lists the scan chain signals.

Table A.9. Scan chain signals

Name	Type	Source/ destination	Description
se	Input	Scan chains	Scan enable for all clock domains
ahb_rst_bypass	Input	Scan chains	AHB reset bypass
dmc_rst_bypass	Input	Scan chains	DMC reset bypass
dmc_dft_en_clk_out	Input	Scan chains	DMC DFT enable for clock out
smc_rst_bypass	Input	Scan chains	SMC reset bypass
smc_dft_en_clk_out	Input	Scan chains	SMC DFT enable for clock out
si_hclk	Input	Scan chains	Scan in for hclk domain
dmc_si_aclk	Input	Scan chains	DMC scan in for dmc_aclk domain
dmc_si_mclk	Input	Scan chains	DMC scan in for dmc_mclk domain
dmc_si_mclkn	Input	Scan chains	DMC scan in for dmc_mclkn domain
dmc_si_mclkx2	Input	Scan chains	DMC scan in for dmc_mclkx2 domain
dmc_si_mclkx2n	Input	Scan chains	DMC scan in for dmc_mclkx2n domain
dmc_si_fbclk_in	Input	Scan chains	DMC scan in for dmc_fbclk_in domain
dmc_si_dqs_in	Input	Scan chains	DMC scan in for dmc_dqs_in
dmc_si_neg_dqs	Input	Scan chains	DMC scan in for dmc_dqs_in_n
smc_si_aclk	Input	Scan chains	SMC scan in for smc_aclk domain
smc_si_mclk0	Input	Scan chains	SMC scan in for smc_mclk0 domain
smc_si_mclk0n	Input	Scan chains	SMC scan in for smc_mclk0n domain
smc_si_busy_0	Input	Scan chains	SMC scan in for smc_busy_0 domain
so_hclk	Output	Scan chains	Scan out for hclk domain
dmc_so_aclk	Output	Scan chains	DMC scan out for dmc_aclk domain
dmc_so_mclk	Output	Scan chains	DMC scan out for dmc_mclk domain
dmc_so_mclkn	Output	Scan chains	DMC scan out for dmc_mclkn domain
dmc_so_dqs_in	Output	Scan chains	DMC scan out for dmc_dqs_in
dmc_so_neg_dqs	Output	Scan chains	DMC scan out for dmc_dqs_in_n
dmc_so_fbclk_in	Output	Scan chains	DMC scan out for dmc_fbclk_in domain
smc_so_aclk	Output	Scan chains	SMC scan out for smc_aclk domain
smc_so_mclk0	Output	Scan chains	SMC scan out for smc_mclk0 domain
smc_so_mclk0n	Output	Scan chains	SMC scan out for smc_mclk0n domain
smc_so_busy_0	Output	Scan chains	SMC scan out for smc_busy_0 domain

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