xe8802 Semtech Corporation, xe8802 Datasheet - Page 148

• Manufacturer Part Number: xe8802
• Description: Data Acquisition Soc With 16+10 Bit Zoomingadc? Embedded Risc Controller And Lcd Driver
• Manufacturer: Semtech Corporation

© Semtech 2006
pos.
7
6
5
4
3
2
1
0
7-6
5-4
3
2
1
0
pos.
7-3
2
1-0
pos.
RegLcdSe
LcdSe3
LcdSe7
LcdSe11
LcdSe15
LcdSe19
LcdSe23
LcdSe27
LcdSe31
--
VgenClkSel
VgenOff
VgenMode
VgenStdb
VgenRefEn
RegLcdOn
LcdSleep
LcdMux
RegVgenCfg0
rw
r w
r w
r w
r w
r w
r w
r w
r w
r
r w
r w
r w
r w
r w
RW
Rw
-
r w
r w
XE8802 Sensing Machine Data Acquisition MCU
Reset
1 nresetglobal
1 nresetglobal
1 nresetglobal
1 nresetglobal
1 nresetglobal
1 nresetglobal
1 nresetglobal
1 nresetglobal
00
10
nresetglobal
1 nresetglobal
0 nresetglobal
0 nresetglobal
0 nresetglobal
Reset
00000
1 nresetglobal
00 nresetglobal
Table 19-2: RegVgenCfg0
Table 19-3: RegLcdOn
Table 19-4: RegLcdSe
reset
19-4
Function
1 = pins pad_lcd_io(0-3) have LCD drive function
0 = pins pad_lcd_io(0-3) have digital function
1 = pins pad_lcd_io(4-7) have LCD drive function
0 = pins pad_lcd_io(4-7) have digital function
1 = pins pad_lcd_io(8-11) have LCD drive function
0 = pins pad_lcd_io(8-11) have digital function
1 = pins pad_lcd_io(12-15) have LCD drive function
0 = pins pad_lcd_io(12-15)have digital function
1 = pins pad_lcd_io(16-19) have LCD drive function
0 = pins pad_lcd_io(16-19) have digital function
1 = pins pad_lcd_io(20-23) have LCD drive function
0 = pins pad_lcd_io(20-23) have digital function
1 = pins pad_lcd_io(24-27) have LCD drive function
0 = pins pad_lcd_io(24-27) have digital function
1 = pins pad_lcd_io(28-31) have LCD drive function
0 = pins pad_lcd_io(28-31) have digital function
with ZoomingADC™ and LCD driver
Unused
Voltage generator frequency selection.
00 – 256 Hz
01 – 512 Hz
10 – 1 kHz
11 – 2 kHz
Voltage generator disable signal.
0 – enabled
1 – disabled
Mode selection.
0 – 1/3 bias
1 – 1/2 bias
Stand-by mode
Internal 1.2V voltage reference enable.
0 – disabled
1 – enabled
Function
1 = stop operating
0 = continue operating
00 = direct drive
01 = 1:2 mux drive
10 = 1:3 mux drive
11 = 1:4 mux drive
function
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