Specifications

S1C62N82 TECHNICAL SOFTWARE EPSON II-31
CHAPTER 3: PERIPHERAL CIRCUITS (LCD Driver)
LCD Driver3.6
Address
0123456789ABCDEF
090
0A0
0B0
0C0
0D0
Display memory (R/W)
80 words x 4 bits
LCD driver memory
map
Table 3.6.1 I/O memory map
Address Comment
Register
D3 D2 D1 D0 Name SR
*1
10
0FBH
CSDC 0 CMPDT CMPON
R
0
1
0
LCD drive switch
Analog comparator ON/OFF
Static
+ > -
ON
Dynamic
- > +
OFF
*5
R/W R/W
CSDC
0
CMPDT
CMPON
Comparator's voltage condition:
1 = CMPP(+)input > CMPM(-)input,
0 = CMPM(-)input > CMPP(+)input
*1 Initial value following initial reset
*2 Not set in the circuit
*3 Undefined
*4 Reset (0) immediately after being read
*5 Always 0 when being read
*6 Refer to main manual
Fig. 3.6.1
Display memory map