Modulation is based on the UCBRSx setting as shown in Table 11–2. A 1 in the
table indicates that m = 1 and the corresponding BITCLK period is one BRCLK
period longer than a BITCLK period with m = 0. The modulation wraps around
after 8 bits but restarts with each new start bit.
Table 11–2. BITCLK Modulation Pattern
UCBRSx Bit0 Bit 1 Bit 2 Bit 3 Bit 4 Bit 5 Bit 6 Bit 7 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 2 0 1 0 0 0 1 0 0 3 0 1 0 1 0 1 0 0 4 0 1 0 1 0 1 0 1 5 0 1 1 1 0 1 0 1 6 0 1 1 1 0 1 1 1 7 0 1 1 1 1 1 1 1