Lexicon
6-13
BLUE_WR1 (U64, sheet 5)
bit 0 SEND_SELECT
bit 1 _DSP_BYP
bit 2 FEEL_GOOD
bit 3 SHELF
bit 4 HIGH_PEAK
bit 5 DSP_BYP
bit 6 OVL LED (active high)
bit 7 LVL LED (active high)
These signals are initialized to 0 by _RESET1.
BLUE_WR2 (U64, sheet 5)
bit 0 SUM_MONO
bit 1 RT_INSERT_CTL
bit 2 _MOJO_TONE_BYP
bit 3 _SX_TONE_BYP
bit 4 MOJO_BYP
bit 5 _SX_BYP
bit 6 _SPKR_SIM_BYP
bit 7 LEFT_INSERT_CTL
These signals are initialized to 0 by _RESET1.
In addition, the following control lines are driven directly by the 2186:
_DIGIPOT_RST strobes digipot data into the digipots
DIGIPOT_DATA serial digipot control data
DIGIPOT_CLK clocks the serial digipot data
RESET_PEDALwhen high, discharges the pedal ADC integrating cap.
SEL_ADCA and SEL_ADCB and SEL_ADCC select the front panel pot to be digitized:
B A
0 0 +5V cal voltage
0 1 Pot 1
1 0 Pot 2
1 1 Pot 3
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