CY7C0430BV

CY7C0430CV

Table 7. MBIST Control States (continued)

States Code

 

State Name

 

 

Description

001001

chkr_r

 

All ports read topological checkerboard data.

 

 

 

 

 

 

001000

n_chkr_w

 

Port 1 write inverse topological checkerboard data.

 

 

 

 

 

 

011000

n_chkr_r

 

All ports read inverse topological checkerboard data.

 

 

 

 

 

 

 

 

 

 

 

 

011001

uaddr_zeros2

 

Port 2 write all zeros to memory using Unique Address Algorithm (UAA).

 

 

 

 

 

 

011011

uaddr_write2

 

Port 2 writes every address value into its memory location (UAA).

 

 

 

 

 

 

011010

uaddr_read2

 

All ports read UAA data.

 

 

 

 

 

 

011110

uaddr_ones2

 

Port 2 writes all ones to memory.

 

 

 

 

 

 

011111

n_uaddr_write2

 

Port 2 writes inverse address value into memory.

 

 

 

 

 

 

011101

n_uaddr_read2

 

All ports read inverse UAA data.

 

 

 

 

 

 

 

 

 

 

 

 

011001

uaddr_zeros3

 

Port 3 write all zeros to memory using Unique Address Algorithm (UAA).

 

 

 

 

 

 

011011

uaddr_write3

 

Port 3 writes every address value into its memory location (UAA).

 

 

 

 

 

 

011010

uaddr_read3

 

All ports read UAA data.

 

 

 

 

 

 

011110

uaddr_ones3

 

Port 3 writes all ones to memory.

 

 

 

 

 

 

011111

n_uaddr_write3

 

Port 3 writes inverse address value into memory.

 

 

 

 

 

 

011101

n_uaddr_read3

 

All ports read inverse UAA data.

 

 

 

 

 

 

 

 

 

 

 

 

011001

uaddr_zeros4

 

Port 4 write all zeros to memory using Unique Address Algorithm (UAA).

 

 

 

 

 

 

011011

uaddr_write4

 

Port 4 writes every address value into its memory location (UAA).

 

 

 

 

 

 

011010

uaddr_read4

 

All ports read UAA data.

 

 

 

 

 

 

011110

uaddr_ones4

 

Port 4 writes all ones to memory.

 

 

 

 

 

 

011111

n_uaddr_write4

 

Port 4 writes inverse address value into memory.

 

 

 

 

 

 

011101

n_uaddr_read4

 

All ports read inverse UAA data.

 

 

 

 

 

 

 

 

 

 

 

 

110010

complete

 

Test complete.

 

 

 

 

 

 

Table 8. MBIST Control Register (MCR)

 

 

 

 

 

 

 

MCR[1:0]

 

Mode

 

 

00

 

Non-Debug

 

 

 

 

 

 

01

 

Debug

 

 

 

 

 

 

10

 

Reserved

 

 

 

 

 

11

 

Reserved

 

 

 

 

 

 

 

Document #: 38-06027 Rev. *B

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Cypress CY7C0430BV, CY7C0430CV manual Mbist Control Register MCR MCR10 Mode