=== CH592F === A8 RXD1 AIN LED | GND A9 TMR0 TXD1 AIN | +5V B15 TCK MISO_ SCL DTR | GND B14 TIO MOSI_ SDA PWM DSR | 3V3 B13 SCK0_ TXD1_ DCD_ | A10 TMR1 B12 SCS_ RXD1_ RI_ | A11 TMR2 B11 TMR2_ UD+ | A12 SCS PWM AIN B10 TMR1_ UD- | A13 SCK0 PWM ...