forked from M-Labs/artiq
278 lines
8.9 KiB
Python
278 lines
8.9 KiB
Python
class DAC34H84:
|
|
"""DAC34H84 settings and register map.
|
|
|
|
For possible values, documentation, and explanation, see the DAC datasheet
|
|
at https://www.ti.com/lit/pdf/slas751
|
|
"""
|
|
qmc_corr_ena = 0 # msb ab
|
|
qmc_offset_ena = 0 # msb ab
|
|
invsinc_ena = 0 # msb ab
|
|
interpolation = 1 # 2x
|
|
fifo_ena = 1
|
|
alarm_out_ena = 1
|
|
alarm_out_pol = 1
|
|
clkdiv_sync_ena = 1
|
|
|
|
iotest_ena = 0
|
|
cnt64_ena = 0
|
|
oddeven_parity = 0 # even
|
|
single_parity_ena = 1
|
|
dual_parity_ena = 0
|
|
rev_interface = 0
|
|
dac_complement = 0b0000 # msb A
|
|
alarm_fifo = 0b111 # msb 2-away
|
|
|
|
dacclkgone_ena = 1
|
|
dataclkgone_ena = 1
|
|
collisiongone_ena = 1
|
|
sif4_ena = 1
|
|
mixer_ena = 0
|
|
mixer_gain = 1
|
|
nco_ena = 0
|
|
revbus = 0
|
|
twos = 1
|
|
|
|
coarse_dac = 9 # 18.75 mA, 0-15
|
|
sif_txenable = 0
|
|
|
|
mask_alarm_from_zerochk = 0
|
|
mask_alarm_fifo_collision = 0
|
|
mask_alarm_fifo_1away = 0
|
|
mask_alarm_fifo_2away = 0
|
|
mask_alarm_dacclk_gone = 0
|
|
mask_alarm_dataclk_gone = 0
|
|
mask_alarm_output_gone = 0
|
|
mask_alarm_from_iotest = 0
|
|
mask_alarm_from_pll = 0
|
|
mask_alarm_parity = 0b0000 # msb a
|
|
|
|
qmc_offseta = 0 # 12b
|
|
fifo_offset = 2 # 0-7
|
|
qmc_offsetb = 0 # 12b
|
|
|
|
qmc_offsetc = 0 # 12b
|
|
|
|
qmc_offsetd = 0 # 12b
|
|
|
|
qmc_gaina = 0 # 11b
|
|
|
|
cmix_fs8 = 0
|
|
cmix_fs4 = 0
|
|
cmix_fs2 = 0
|
|
cmix_nfs4 = 0
|
|
qmc_gainb = 0 # 11b
|
|
|
|
qmc_gainc = 0 # 11b
|
|
|
|
output_delayab = 0b00
|
|
output_delaycd = 0b00
|
|
qmc_gaind = 0 # 11b
|
|
|
|
qmc_phaseab = 0 # 12b
|
|
|
|
qmc_phasecd = 0 # 12b
|
|
|
|
phase_offsetab = 0 # 16b
|
|
phase_offsetcd = 0 # 16b
|
|
phase_addab_lsb = 0 # 16b
|
|
phase_addab_msb = 0 # 16b
|
|
phase_addcd_lsb = 0 # 16b
|
|
phase_addcd_msb = 0 # 16b
|
|
|
|
pll_reset = 0
|
|
pll_ndivsync_ena = 1
|
|
pll_ena = 1
|
|
pll_cp = 0b01 # single charge pump
|
|
pll_p = 0b100 # p=4
|
|
|
|
pll_m2 = 1 # x2
|
|
pll_m = 8 # m = 8
|
|
pll_n = 0b0001 # n = 2
|
|
pll_vcotune = 0b01
|
|
|
|
pll_vco = 0x3f # 4 GHz
|
|
bias_sleep = 0
|
|
tsense_sleep = 0
|
|
pll_sleep = 0
|
|
clkrecv_sleep = 0
|
|
dac_sleep = 0b0000 # msb a
|
|
|
|
extref_ena = 0
|
|
fuse_sleep = 1
|
|
atest = 0b00000 # atest mode
|
|
|
|
syncsel_qmcoffsetab = 0b1001 # sif_sync and register write
|
|
syncsel_qmcoffsetcd = 0b1001 # sif_sync and register write
|
|
syncsel_qmccorrab = 0b1001 # sif_sync and register write
|
|
syncsel_qmccorrcd = 0b1001 # sif_sync and register write
|
|
|
|
syncsel_mixerab = 0b1001 # sif_sync and register write
|
|
syncsel_mixercd = 0b1001 # sif_sync and register write
|
|
syncsel_nco = 0b1000 # sif_sync
|
|
syncsel_fifo_input = 0b10 # external lvds istr
|
|
sif_sync = 0
|
|
|
|
syncsel_fifoin = 0b0010 # istr
|
|
syncsel_fifoout = 0b0100 # ostr
|
|
clkdiv_sync_sel = 0 # ostr
|
|
|
|
path_a_sel = 0
|
|
path_b_sel = 1
|
|
path_c_sel = 2
|
|
path_d_sel = 3
|
|
# swap dac pairs (CDAB) for layout
|
|
# swap I-Q dacs for spectral inversion
|
|
dac_a_sel = 3
|
|
dac_b_sel = 2
|
|
dac_c_sel = 1
|
|
dac_d_sel = 0
|
|
|
|
dac_sleep_en = 0b1111 # msb a
|
|
clkrecv_sleep_en = 1
|
|
pll_sleep_en = 1
|
|
lvds_data_sleep_en = 1
|
|
lvds_control_sleep_en = 1
|
|
temp_sense_sleep_en = 1
|
|
bias_sleep_en = 1
|
|
|
|
data_dly = 2
|
|
clk_dly = 0
|
|
|
|
ostrtodig_sel = 0
|
|
ramp_ena = 0
|
|
sifdac_ena = 0
|
|
|
|
grp_delaya = 0x00
|
|
grp_delayb = 0x00
|
|
|
|
grp_delayc = 0x00
|
|
grp_delayd = 0x00
|
|
|
|
sifdac = 0
|
|
|
|
def __init__(self, updates=None):
|
|
if updates is None:
|
|
return
|
|
for key, value in updates.items():
|
|
if not hasattr(self, key):
|
|
raise KeyError("invalid setting", key)
|
|
setattr(self, key, value)
|
|
|
|
def get_mmap(self):
|
|
mmap = []
|
|
mmap.append(
|
|
(0x00 << 16) |
|
|
(self.qmc_offset_ena << 14) | (self.qmc_corr_ena << 12) |
|
|
(self.interpolation << 8) | (self.fifo_ena << 7) |
|
|
(self.alarm_out_ena << 4) | (self.alarm_out_pol << 3) |
|
|
(self.clkdiv_sync_ena << 2) | (self.invsinc_ena << 0))
|
|
mmap.append(
|
|
(0x01 << 16) |
|
|
(self.iotest_ena << 15) | (self.cnt64_ena << 12) |
|
|
(self.oddeven_parity << 11) | (self.single_parity_ena << 10) |
|
|
(self.dual_parity_ena << 9) | (self.rev_interface << 8) |
|
|
(self.dac_complement << 4) | (self.alarm_fifo << 1))
|
|
mmap.append(
|
|
(0x02 << 16) |
|
|
(self.dacclkgone_ena << 14) | (self.dataclkgone_ena << 13) |
|
|
(self.collisiongone_ena << 12) | (self.sif4_ena << 7) |
|
|
(self.mixer_ena << 6) | (self.mixer_gain << 5) |
|
|
(self.nco_ena << 4) | (self.revbus << 3) | (self.twos << 1))
|
|
mmap.append((0x03 << 16) | (self.coarse_dac << 12) |
|
|
(self.sif_txenable << 0))
|
|
mmap.append(
|
|
(0x07 << 16) |
|
|
(self.mask_alarm_from_zerochk << 15) | (1 << 14) |
|
|
(self.mask_alarm_fifo_collision << 13) |
|
|
(self.mask_alarm_fifo_1away << 12) |
|
|
(self.mask_alarm_fifo_2away << 11) |
|
|
(self.mask_alarm_dacclk_gone << 10) |
|
|
(self.mask_alarm_dataclk_gone << 9) |
|
|
(self.mask_alarm_output_gone << 8) |
|
|
(self.mask_alarm_from_iotest << 7) | (1 << 6) |
|
|
(self.mask_alarm_from_pll << 5) | (self.mask_alarm_parity << 1))
|
|
mmap.append(
|
|
(0x08 << 16) | (self.qmc_offseta << 0))
|
|
mmap.append(
|
|
(0x09 << 16) | (self.fifo_offset << 13) | (self.qmc_offsetb << 0))
|
|
mmap.append((0x0a << 16) | (self.qmc_offsetc << 0))
|
|
mmap.append((0x0b << 16) | (self.qmc_offsetd << 0))
|
|
mmap.append((0x0c << 16) | (self.qmc_gaina << 0))
|
|
mmap.append(
|
|
(0x0d << 16) |
|
|
(self.cmix_fs8 << 15) | (self.cmix_fs4 << 14) |
|
|
(self.cmix_fs2 << 13) | (self.cmix_nfs4 << 12) |
|
|
(self.qmc_gainb << 0))
|
|
mmap.append((0x0e << 16) | (self.qmc_gainc << 0))
|
|
mmap.append(
|
|
(0x0f << 16) |
|
|
(self.output_delayab << 14) | (self.output_delaycd << 12) |
|
|
(self.qmc_gaind << 0))
|
|
mmap.append((0x10 << 16) | (self.qmc_phaseab << 0))
|
|
mmap.append((0x11 << 16) | (self.qmc_phasecd << 0))
|
|
mmap.append((0x12 << 16) | (self.phase_offsetab << 0))
|
|
mmap.append((0x13 << 16) | (self.phase_offsetcd << 0))
|
|
mmap.append((0x14 << 16) | (self.phase_addab_lsb << 0))
|
|
mmap.append((0x15 << 16) | (self.phase_addab_msb << 0))
|
|
mmap.append((0x16 << 16) | (self.phase_addcd_lsb << 0))
|
|
mmap.append((0x17 << 16) | (self.phase_addcd_msb << 0))
|
|
mmap.append(
|
|
(0x18 << 16) |
|
|
(0b001 << 13) | (self.pll_reset << 12) |
|
|
(self.pll_ndivsync_ena << 11) | (self.pll_ena << 10) |
|
|
(self.pll_cp << 6) | (self.pll_p << 3))
|
|
mmap.append(
|
|
(0x19 << 16) |
|
|
(self.pll_m2 << 15) | (self.pll_m << 8) | (self.pll_n << 4) |
|
|
(self.pll_vcotune << 2))
|
|
mmap.append(
|
|
(0x1a << 16) |
|
|
(self.pll_vco << 10) | (self.bias_sleep << 7) |
|
|
(self.tsense_sleep << 6) |
|
|
(self.pll_sleep << 5) | (self.clkrecv_sleep << 4) |
|
|
(self.dac_sleep << 0))
|
|
mmap.append(
|
|
(0x1b << 16) |
|
|
(self.extref_ena << 15) | (self.fuse_sleep << 11) |
|
|
(self.atest << 0))
|
|
mmap.append(
|
|
(0x1e << 16) |
|
|
(self.syncsel_qmcoffsetab << 12) |
|
|
(self.syncsel_qmcoffsetcd << 8) |
|
|
(self.syncsel_qmccorrab << 4) |
|
|
(self.syncsel_qmccorrcd << 0))
|
|
mmap.append(
|
|
(0x1f << 16) |
|
|
(self.syncsel_mixerab << 12) | (self.syncsel_mixercd << 8) |
|
|
(self.syncsel_nco << 4) | (self.syncsel_fifo_input << 2) |
|
|
(self.sif_sync << 1))
|
|
mmap.append(
|
|
(0x20 << 16) |
|
|
(self.syncsel_fifoin << 12) | (self.syncsel_fifoout << 8) |
|
|
(self.clkdiv_sync_sel << 0))
|
|
mmap.append(
|
|
(0x22 << 16) |
|
|
(self.path_a_sel << 14) | (self.path_b_sel << 12) |
|
|
(self.path_c_sel << 10) | (self.path_d_sel << 8) |
|
|
(self.dac_a_sel << 6) | (self.dac_b_sel << 4) |
|
|
(self.dac_c_sel << 2) | (self.dac_d_sel << 0))
|
|
mmap.append(
|
|
(0x23 << 16) |
|
|
(self.dac_sleep_en << 12) | (self.clkrecv_sleep_en << 11) |
|
|
(self.pll_sleep_en << 10) | (self.lvds_data_sleep_en << 9) |
|
|
(self.lvds_control_sleep_en << 8) |
|
|
(self.temp_sense_sleep_en << 7) | (1 << 6) |
|
|
(self.bias_sleep_en << 5) | (0x1f << 0))
|
|
mmap.append(
|
|
(0x24 << 16) | (self.data_dly << 13) | (self.clk_dly << 10))
|
|
mmap.append(
|
|
(0x2d << 16) |
|
|
(self.ostrtodig_sel << 14) | (self.ramp_ena << 13) |
|
|
(0x002 << 1) | (self.sifdac_ena << 0))
|
|
mmap.append(
|
|
(0x2e << 16) | (self.grp_delaya << 8) | (self.grp_delayb << 0))
|
|
mmap.append(
|
|
(0x2f << 16) | (self.grp_delayc << 8) | (self.grp_delayd << 0))
|
|
mmap.append((0x30 << 16) | self.sifdac)
|
|
return mmap
|