Rainbow Electronics ATtiny26L - Manual (Page 57)

57
ATtiny26(L)
1477B–AVR–04/02
Table 27. Timer/Counter1 Clock Prescale Select in the Asynchronous Mode
PWM Frequency (kHz) Clock Selection CS13..CS10 OCR1C RESOLUTION (Bits)
20 PCK/16 0101 199 7.6
30 PCK/16 0101 132 7.1
40 PCK/8 0100 199 7.6
50 PCK/8 0100 159 7.3
60 PCK/8 0100 132 7.1
70 PCK/4 0011 228 7.8
80 PCK/4 0011 199 7.6
90 PCK/4 0011 177 7.5
100 PCK/4 0011 159 7.3
110 PCK/4 0011 144 7.2
120 PCK/4 0011 132 7.1
130 PCK/2 0010 245 7.9
140 PCK/2 0010 228 7.8
150 PCK/2 0010 212 7.7
160 PCK/2 0010 199 7.6
170 PCK/2 0010 187 7.6
180 PCK/2 0010 177 7.5
190 PCK/2 0010 167 7.4
200 PCK/2 0010 159 7.3
250 PCK 0001 255 8.0
300 PCK 0001 212 7.7
350 PCK 0001 182 7.5
400 PCK 0001 159 7.3
450 PCK 0001 141 7.1
500 PCK 0001 127 7.0