xe8802 Semtech Corporation, xe8802 Datasheet - Page 167

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

© Semtech 2006
Figure 19-18. Parallel port voltage connection with I/O levelshifting
Figure 19-17. Parallel port voltage connection
VgenOff = 1
VgenRefEn = 0
VGEN
1.2V voltage
XE8802 Sensing Machine Data Acquisition MCU
reference
VgenOff = 1
VgenRefEn = 0
VGEN
1.2V voltage
reference
19-23
VBAT
pad_lcd_io[31:0]
V1 V2 V3
pad_vgen_vb
pad_vgen_v3
pad_vgen_v2
pad_vgen_v1
pad_vgen_va
pad_lcd_vr1
pad_lcd_vr2
VSS
with ZoomingADC™ and LCD driver
VDD1
pad_vgen_vb
pad_vgen_v3
pad_lcd_vr1
pad_vgen_v2
pad_vgen_v1
pad_vgen_va
pad_lcd_vr2
VBAT
VSS
VDD1 domain
I/O[31:0]
VDD1
VSS
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