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| CY7C1480V25 |
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Scan Register Sizes |
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| CY7C1486V25 |
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Register Name | Bit Size (x36) | Bit Size (x18) |
| Bit Size (x72) |
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Instruction |
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| 3 | 3 |
| 3 |
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Bypass |
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| 1 | 1 |
| 1 |
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ID |
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| 32 | 32 |
| 32 |
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Boundary Scan Order – 165FBGA |
| 73 | 54 |
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Boundary Scan Order – 209BGA |
| - | - |
| 112 |
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Identification Codes |
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Instruction |
| Code |
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EXTEST |
| 000 | Captures the IO ring contents. |
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IDCODE |
| 001 | Loads the ID register with the vendor ID code and places the register between TDI and |
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| TDO. This operation does not affect SRAM operations. |
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SAMPLE Z |
| 010 | Captures the IO ring contents. Places the boundary scan register between TDI and TDO. |
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| Forces all SRAM output drivers to a |
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RESERVED |
| 011 | Do Not Use: This instruction is reserved for future use. |
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SAMPLE/PRELOAD |
| 100 | Captures the IO ring contents. Places the boundary scan register between TDI and TDO. |
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| Does not affect SRAM operation. |
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RESERVED |
| 101 | Do Not Use: This instruction is reserved for future use. |
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RESERVED |
| 110 | Do Not Use: This instruction is reserved for future use. |
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BYPASS |
| 111 | Places the bypass register between TDI and TDO. This operation does not affect SRAM |
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Boundary Scan Exit Order (2M x 36)
Bit # |
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1 | C1 |
| 21 | R3 |
| 41 | L10 |
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2 | D1 |
| 22 | P2 |
| 42 | K11 |
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3 | E1 |
| 23 | R4 |
| 43 | J11 |
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4 | D2 |
| 24 | P6 |
| 44 | K10 |
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5 | E2 |
| 25 | R6 |
| 45 | J10 |
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6 | F1 |
| 26 | N6 |
| 46 | H11 |
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7 | G1 |
| 27 | P11 |
| 47 | G11 |
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8 | F2 |
| 28 | R8 |
| 48 | F11 |
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9 | G2 |
| 29 | P3 |
| 49 | E11 |
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10 | J1 |
| 30 | P4 |
| 50 | D10 |
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11 | K1 |
| 31 | P8 |
| 51 | D11 |
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12 | L1 |
| 32 | P9 |
| 52 | C11 |
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13 | J2 |
| 33 | P10 |
| 53 | G10 |
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14 | M1 |
| 34 | R9 |
| 54 | F10 |
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15 | N1 |
| 35 | R10 |
| 55 | E10 |
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16 | K2 |
| 36 | R11 |
| 56 | A10 |
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17 | L2 |
| 37 | N11 |
| 57 | B10 |
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18 | M2 |
| 38 | M11 |
| 58 | A9 |
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19 | R1 |
| 39 | L11 |
| 59 | B9 |
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20 | R2 |
| 40 | M10 |
| 60 | A8 |
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Document #:
Bit # |
61B8
62A7
63B7
64B6
65A6
66B5
67A5
68A4
69B4
70B3
71A3
72A2
73B2
Page 16 of 32
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