Datasheet
EA uniTFT Vorläufig
HARDWARE
PIN ASSIGNMENT
An overview on the pin assignment of the display is shown below.
Pin Symbol I/O Beschreibung Pin Symbol I/O Beschreibung
1 GND Ground 0 V 27
I/O 1.7
I/O SDA
I/O
I/O
Input/Output 1.7 (Bit 15)
Port Expander Serial Data
2 VDD Power Supply 3,3 V 28
I/O 1.6
I/O SCL
I/O
I/O
Input/Output 1.6 (Bit 14)
Port Expander Serial Clock
3 I !Reset 29
I/O 1.5
I/O INT
I/O
I/O
Input/Output 1.5 (Bit 13)
Port Expander Interrupt
4 SPI CS I SPI: Chip select 30 I/O 1.4 I/O Input/Output 1.4 (Bit 12)
5 SPI MOSI I SPI: Serial in 31 I/O 1.3 I/O Input/Output 1.3 (Bit 11)
6 SPI MISO O SPI: Serial Out 32 I/O 1.2 I/O Input/Output 1.2 (Bit 10)
7 SPI CLK I SPI: Serial Clock 33 I/O 1.1 I/O Input/Output 1.1 (Bit 9)
8 RS232 RxD I RS232: Receive Data 34 I/O 1.0 I/O Input/Output 1.0 (Bit 8)
9 RS232 TxD O RS232: Transmit Data 35 I/O 0.7 I/O Input/Output 0.7 (Bit 7)
10 DE (RS485) O RS232: Transmit Enable RS485 36 I/O 0.6 I/O Input/Output 0.6 (Bit 6)
11 I²C SDA I/O I²C: Serial Data 37 I/O 0.5 I/O Input/Output 0.5 (Bit 5)
12 I²C SCL I I²C: Clock Data 38 I/O 0.4 I/O Input/Output 0.4 (Bit 4)
13 A/D 0 I Analogeingang 0 39 I/O 0.3 I/O Input/Output 0.3 (Bit 3)
14 USB DPn I/O USB Data negative 40 I/O 0.2 I/O Input/Output 0.3 (Bit 2)
15 A/D 1 I Analogeingang 1 41 A/D 3 I Analogeingang 3
16 USB DPp I/O USB Data positive 42 A/D 2 I Analogeingang 2
17 I/O 0.0 I/O Input/Output 0.0 (Bit 0) 43 I²C SCL I User I²C: Clock Data
18 USB VBus USB Supply Voltage 44 I²C SDA I/O User I²C: Serial Data
19 I/O 0.1 I/O Input/Output 0.1 (Bit 1) 45 RS232 TxD I User RS232: Transmit Data
20
Testmode
SBUF
I
O
PowerOn low: Testmode
low: Data available in sendbuffer
46 RS232 RxD O User RS232: Receive Data
21 PWM O PWM output 47 SPI CLK O User SPI: Serial Clock
22 DPROT I
open (high): Protocoll active
low: Protokoll deaktiviert
48 SPI MISO I User SPI: Serial In
23 SND+ O Loudspeaker Output (8 Ohm) 49 SPI MOSI O User SPI: Serial Out
24 SND- O Loudspeaker Output (8 Ohm) 50 SPI CS O User SPI: Chip select
25 VDD Power Supply 3,3 V 51 VIN Power Supply 3,3 V
26 GND Ground 0 V 52 GND Ground 0 V
Technische Änderung vorbehalten.
Wir übernehmen keine Haftung für Druckfehler und Applikationsbeispiele..
Seite 27