def frombin(x): vv = 0 for b in x: vv = vv * 2 + int(b) return vv def lmk_output(v): vv = frombin(v) # print "# %8.8x"%vv print("0 101") print(("0 %3.3x" % (vv >> 24))) print(("0 %3.3x" % ((vv >> 16) & 0xff))) print(("0 %3.3x" % ((vv >> 8) & 0xff))) print(("0 %3.3x" % ((vv) & 0xff))) print("0 100") # LMK01801 register names taken directly from datasheet # R0 CLKin1_MUX = "01" # divide CLKin1_DIV = "000" # 8 CLKin0_MUX = "01" # divide CLKin0_DIV = "111" # 7 CLKin1_BUF_TYPE = "0" # bipolar CLKin0_BUF_TYPE = "0" # bipolar CLKout12_13_PD = "0" CLKout8_11_PD = "0" CLKout4_7_PD = "0" CLKout0_3_PD = "0" POWERDOWN = "0" RESET = "1" R0 = ("01001000" + CLKin1_MUX + CLKin1_DIV + CLKin0_MUX + CLKin0_DIV + "11" + CLKin1_BUF_TYPE + CLKin0_BUF_TYPE + CLKout12_13_PD + CLKout8_11_PD + CLKout4_7_PD + CLKout0_3_PD + POWERDOWN + RESET + "0000") lmk_output(R0) RESET = "0" R0 = ("01001000" + CLKin1_MUX + CLKin1_DIV + CLKin0_MUX + CLKin0_DIV + "11" + CLKin1_BUF_TYPE + CLKin0_BUF_TYPE + CLKout12_13_PD + CLKout8_11_PD + CLKout4_7_PD + CLKout0_3_PD + POWERDOWN + RESET + "0000") lmk_output(R0) # R1 CLKout7_TYPE = "0000" # Powerdown CLKout6_TYPE = "0000" # Powerdown CLKout5_TYPE = "0001" # LVPECL CLKout4_TYPE = "0000" # Powerdown CLKout3_TYPE = "000" # Powerdown CLKout2_TYPE = "110" # CMOS J13 test point CLKout1_TYPE = "001" # LVDS DAC2 CLKout0_TYPE = "001" # LVDS DAC1 R1 = (CLKout7_TYPE + CLKout6_TYPE + CLKout5_TYPE + CLKout4_TYPE + CLKout3_TYPE + CLKout2_TYPE + CLKout1_TYPE + CLKout0_TYPE + "0001") lmk_output(R1) # R2 CLKout13_TYPE = "0000" # Powerdown CLKout12_TYPE = "0000" # Powerdown CLKout11_TYPE = "0110" # CMOS J24 test point CLKout10_TYPE = "0001" # LVDS J20 CLKout9_TYPE = "0000" # Powerdown CLKout8_TYPE = "0000" # Powerdown R2 = ("0000" + CLKout13_TYPE + CLKout12_TYPE + CLKout11_TYPE + CLKout10_TYPE + CLKout9_TYPE + CLKout8_TYPE + "0010") lmk_output(R2) # R3 SYNC1_AUTO = "0" SYNC0_AUTO = "0" SYNC1_FAST = "1" SYNC0_FAST = "1" NO_SYNC_CLKout12_13 = "0" NO_SYNC_CLKout8_11 = "0" NO_SYNC_CLKout4_7 = "0" NO_SYNC_CLKout0_3 = "0" SYNC1_POL_INV = "1" SYNC0_POL_INV = "1" SYNC1_QUAL = "00" CLKout12_13_HS = "0" CLKout12_13_ADLY = "000000" R3 = ("00010" + SYNC1_AUTO + SYNC0_AUTO + SYNC1_FAST + SYNC0_FAST + "011" + NO_SYNC_CLKout12_13 + NO_SYNC_CLKout8_11 + NO_SYNC_CLKout4_7 + NO_SYNC_CLKout0_3 + SYNC1_POL_INV + SYNC0_POL_INV + "0" + SYNC1_QUAL + CLKout12_13_HS + CLKout12_13_ADLY + "0011") lmk_output(R3) # R4 CLKout12_13_DDLY = "0000000000" R4 = "000000000000000000" + CLKout12_13_DDLY + "0100" lmk_output(R4) # R5 CLKout12_13_DIV = "00000000001" CLKout13_ADLY_SEL = "0" CLKout12_ADLY_SEL = "0" CLKout8_11_DIV = "001" # 1 CLKout4_7_DIV = "001" # 1 CLKout0_3_DIV = "010" # 2 R5 = ("0000" + CLKout12_13_DIV + "00" + CLKout13_ADLY_SEL + CLKout12_ADLY_SEL + CLKout8_11_DIV + CLKout4_7_DIV + CLKout0_3_DIV + "0101") lmk_output(R5) # R15 uWireLock = "0" R15 = "000000000000000000000101111" + uWireLock + "1111" lmk_output(R15) # AD9653 def adc_output(c, a, v): vv = frombin(v) print(("0 %3.3x" % (c + 0x100))) print(("0 %3.3x" % (( (a + 0) >> 8) & 0xff))) # w=0 for transfer length 1 octet print(("0 %3.3x" % (a & 0xff))) print(("0 %3.3x" % vv)) print("0 100") def adc_read(c, a): print(("0 %3.3x" % (c + 0x100))) print(("0 %3.3x" % (( (a + 32768) >> 8) & 0xff))) # w=0 for transfer length 1 octet print(("0 %3.3x" % (a & 0xff))) print(("0 %3.3x" % (c + 0x190))) # turn read bit on and P2_ADC_SDIO_DIR off print("0 000") # pad data to shift out print("0 100") for chip in (2, 3): adc_output(chip, 0, "00011000") # MSB first, SDO inactive adc_read(chip, 1) adc_read(chip, 2) def ad7794_status(): print("0 107") print("0 048") print("0 187") print("0 055") # padding, supposed to come back 00 print("0 055") # padding, supposed to come back 0a print("0 100") ad7794_status()