Shanghai SIMCom Wireless Solutions Limited 8PSA301 ユーザーズマニュアル
Smart Machine Smart Decision
16
If only 2-lane MIPI_DSI is needed, just leave LANE2 and LANE3 floating.
1 GND
2 LED+
3 LED+
4 LED-
5 LED-
6 LCD_ID
7 VCC(2.8V)
8 GND
9 GND
10 VCC_IO
11 RESET
12 TE
13 NC
14 NC
15 GND
16 DSI_D1-
17 DSI_D1+
18 GND
19 DSI_CLK-
20 DSI_CLK+
21 GND
22 DSI_D0-
23 DSI_D0+
24 GND
25 GND
LCM
LED+
LED-
LCD_RST_N
LCD_TE
MIPI_DSI_LANE1_M
MIPI_DSI_LANE1_P
MIPI_DSI_CLK_M
MIPI_DSI_CLK_P
MIPI_DSI_LANE0_M
MIPI_DSI_LANE0_P
LDO17_2V85
1uF
1uF
LDO6_1V8
PWM
WLED
driver
VBAT
Module
1M
Figure 18: Display reference circuit
Touch Screen Interface
Table 6: Touch screen interface pin definitions
Note:
1.
TP_I2C: supports master-only mode; 2.2Kohm pull-up resistors are needed externally;
MIPI_DSI_LANE2M
58
O
MIPI_DSI_LANE2P
59
O
MIPI_DSI_LANE3M
60
O
MIPI_DSI_LANE3P
61
O
Pin Name
Pin#
Type
Description
TP_I2C_SDA
48
I/O
Touch screen I2C data
TP_I2C_SCL
47
O
Touch screen I2C clock
TP_INT_N
30
I
Touch screen interrupt
TP_RST_N
31
O
Touch screen reset