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OR: | | | | | Tayda | A-004 | | Tayda | A-1847 | | | J1 | 1 | Conn_01x02 | SIP socket, 2.54 mm, 1x4 Pin header, 2.54 mm, 1x4 Pin header, 2.54 mm, 1x10 | | R1, R10, R11 | 3 | 100R | Resistor | | | | J5, J12, J13 | 3 | 1k | Resistor | | | C1, C11, C12 | 1 | 10nF | Unpolarized capacitor | | R1, R2 | 2 Smaller cap (476nF?) for C1 - Ceramic 104s for C10, C14, might be fine, might introduce intermittents - Don't put R8 so close to R26 - D36/R47 too close Testing before powering up: Clock In Normal - 1k to U2-8 (AND NOT short to U2-10 - Clock In Normal - 1k to U2-8 (AND NOT short to U2-10 Clock Rate - variable resist +6k between U2-8 and U2-9 Reset Sw.

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