Specifications

LCD TypeTFT
LCD InterfaceParallel 8-bit
LCD ControllerILI9488
LCD Active area48.96(H) x 73.44(V)mm
Touch Screen TypeResistive
Touch Screen ControllerSX865X(I2C)
BacklightLED
Resolution480*320(Pixel)
Board Size56(H) x 95(V) x 17(T)mm
ETC5pin RTC Shield connector

Used pins

Pin Num Symbol Description
1, 173.3VPower positive (3.3V power input)
2, 45VPower positive (5V power input)
3RTC_SDAI2C data bus for RTC
5RTC_SCLI2C clock for RTC
6, 9, 14, 20, 25, 30, 34, 39GNDGround
7RTC_INTInterrupt for RTC shield
8, 10, 26, 31, 35, 37NCNo connection
11/RSTBReset signal input terminal. Active at 'L'.
12/CSChip select signal input pin
13DB7Data bus
15DB6Data bus
16DB2Data bus
18DB0Data bus
19DB5Data bus
21DB4Data bus
22DB1Data bus
23DB3Data bus
24WRBWrite strobe signal
27TP_SDAI2C data bus for Touch controller
28TP_SCLI2C Clock for Touch controller
29RSRegister select signal.
32TP_NRSTReset for Touch controller
33LEDKBacklight GPIO
36TP_NIRQInterrupt for Touch controller
38VDD1V8Power positive (1.8V power input)
40SW ADCADC Input for Switches

GPIO pin map

Pin Num Name Export GPIO num
C2 C1 Shift shield on XU4
11 reset #247 #88 #174
29 dc #228 #101 #28
24 wr #229 #117 #190
12 cs #238 #87 #173
18 db00 #233 #102 #23
22 db01 #231 #103 #24
16 db02 #236 #104 #19
23 db03 #230 #105 #189
21 db04 #232 #106 #191
19 db05 #235 #107 #192
15 db06 #237 #115 #22
13 db07 #239 #116 #21