• Option data area and definition
Bits specified to be 0 must be set to 0.
LC65P29
Oscillator type specification
00 ... Illegal value
01 ... Illegal value
10 ... Two-pin RC oscillator, 1-pin external drive
(2PORT RC OSC, 1PORT EXT)
11 ... Two-pin ceramic oscillator
(2PORT CF OSC)
Oscillator divider specification
00 1/1 (direct)
01 1/3
10 1/4
11 ... Illegal value
Port C output level at initial reset
0 Low-level output
1 High-level output
Port D output level at initial reset
0 Low-level output
1 High-level output
Comparator function specification
0 No feedback resistor
1 Feedback resistor present
Port input function specification
0 Comparator input
1 Port E input
Port C output type specification
0 Open-drain output
1 Pull-up resistor output
Port A output type specification
0 Open-drain output
1 Pull-up resistor output
These bits must be set to 0.
Port D output type specification
0 Open-drain output
1 Pull-up resistor output
Port C output type specification
0 Open-drain output
1 Pull-up resistor output
These bits must be set to 0.
These bits must be set to 0.
Note: Although all ports are set up to be open-drain outputs regardless of the port option data in the LC65P29, be sure to specify the port option data if you
are using the LC6529N/F/L (mask ROM version).
No. 5894-9/14