| 1 | == Frequency Extension Board (!FreeBo) == |
| 2 | |
| 3 | === !FreeBo Registers === |
| 4 | |
| 5 | {{{ |
| 6 | #!rst |
| 7 | |
| 8 | +-----------------------+------------+----------+------+------+---------------------------------------------+ |
| 9 | |Name | Address | # of Reg | Bits | Description | |
| 10 | +=======================+============+==========+======+====================================================+ |
| 11 | | ADF4350 VCO | 200 to 223 | 24 | 8 | The original 6 x 32-bit LO registers are mapped | |
| 12 | | | | | | to 8 bit buss with the following mapping: | |
| 13 | | | | | | R0: 200 -203, R1: 204 -207, R2: 208-211, | |
| 14 | | | | | | R3: 212 -215, R4: 216 -219, R5: 220-223 | |
| 15 | +-----------------------+------------+----------+------+----------------------------------------------------+ |
| 16 | | MAX7301 RF Switch | 224 to 247 | 24 | 8 | 12 x 16-bit registers are mapped to 24 8-bit regs | |
| 17 | | | | | | R0: 224-225,R1: 226-227,R2: 228-229, | |
| 18 | | | | | | R3: 230-231, R4: 232-233,R5: 234-235, | |
| 19 | | | | | | R6: 236-237, R7: 238-239,R8: 240-241, | |
| 20 | | | | | | R9: 242-243, R10: 244-245, R11: 246-247 | |
| 21 | +-----------------------+------------+----------+------|----------------------------------------------------+ |
| 22 | |Hittit HMC629 | 1 | 1 | 8 |The upper 4 bits program the RX attenuator while the| |
| 23 | |RF Attenuator | | | |the lower 4 bits control the TX attenuator. | |
| 24 | +-----------------------+------------+----------+------|----------------------------------------------------+ |
| 25 | }}} |