Figure 3-20. LCD Interface Schematic
I
2
C Signals Distribution
TWCK1_LCD_PD20
TWD1_LCD_PD19
22R
0402 1%
R54
22R
0402 1%
R55
2.2k
0402
5%
R49
2.2k
0402
5%
R48
VDD_3V3
PD19
PD20
ISC/LCD Signals Distribution
22R
0402 1%
R15
22R
0402 1%
R16
22R
0402 1%
R18
22R
0402 1%
R19
22R
0402 1%
R20
22R
0402 1%
R21
22R
0402 1%
R17
LCD_D2_PC10
LCD_D3_PC11
LCD_D4_PC12
LCD_D5_PC13
LCD_D6_PC14
LCD_D7_PC15
LCD_D10_PC16
LCD_D11_PC17
LCD_D12_PC18
LCD_D13_PC19
LCD_D14_PC20
LCD_D15_PC21
LCD_D18_PC22
LCD_D19_PC23
LCD_D20_PC24
LCD_ID_PC09
22R
0402 1%
R22
22R
0402 1%
R23
22R
0402 1%
R24
22R
0402 1%
R27
22R
0402 1%
R28
22R
0402 1%
R29
22R
0402 1%
R26
22R
0402 1%
R25
PC21
PC22
100R
0402 5%
R31
22R
0402 1%
R30
PC25
LCD_D21_PC25
PC09
PC10
PC11
PC12
PC13
PC14
PC15
PC16
PC17
PC18
PC19
PC20
PC23
PC24
SPI1 Signals Distribution
PC01
PC02
PC03
SPI1_SPCK_LCD_PC01
SPI1_MISO_LCD_PC03
SPI1_MOSI_LCD_PC02
SPI1_NPCS2_LCD_PC06
22R
0402 1%
R6
22R
0402 1%
R9
22R
0402 1%
R12
PC06
39R
0402 1%
R3
LCD INTERFACE
TWCK1_LCD_PD20
TWD1_LCD_PD19
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
MNT
FFC
FFC/FPC 50P Female
J21
GND
0R 0402
R105
LCD_nRST
NRST
LCD_D2_PC10
LCD_D3_PC11
LCD_D4_PC12
LCD_D5_PC13
LCD_D6_PC14
LCD_D7_PC15
LCD_D10_PC16
LCD_D11_PC17
LCD_D12_PC18
LCD_D13_PC19
LCD_D14_PC20
LCD_D15_PC21
LCD_D22_PC26
LCD_D23_PC27
LCD_EN_PC29
LCD_IRQ1_PB04
LCD_PWM_PC28
LCD_VSYNC_PC30
LCD_HSYNC_PC31
LCD_DATA_EN_PD01
CD_PCLK_PD00
LCD_D18_PC22
LCD_D19_PC23
LCD_D20_PC24
LCD_D21_PC25
LCD_ID_PC09
SPI1_SPCK_LCD_PC01
SPI1_MISO_LCD_PC03
SPI1_MOSI_LCD_PC02
SPI1_NPCS2_LCD_PC06
VDD_MAIN
VDD_3V3
0R 0402
DNP
R107
DNP
LCD_IRQ2_PA17
i
LCD
Matched Net Lengths [Tolerance = 1.27mm]
1k
BLM18AG102SN1D
FB8
0.1uF
10V
0402
C32
DNP
27pF
50V
0402
C33
DNP
1uF
10V
0402
C34
DNP
100R
0402
1%
R106
DNP
GND
GND
GND
30R
FB9
0.1uF
10V
0402
C35
GND
1uF
10V
0402
C36
GND
ATSAMA5D27-WLSOM1-EK1
Baseboard Components
©
2019 Microchip Technology Inc.
User Guide
DS50002931A-page 22