Cypress PSoC FirstTouch CY3270 Manual page 22

Technical Reference
Since the FTMF Expansion Card connects the various sensors and output devices to predefined IO
of the host CY8C21434, it is important that you follow the pin assignment shown in
page 21 and
The schematic for the FTMF Expansion Card shown in
kit.
Table 3-1. FTMF PSoC Pin Assignments
Pin Number
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
22
Table 3-1.
Port Number
P0[1] CapSense modulator capacitor
P2[7] CapSense slider element 7
P2[5] CapSense slider element 5
P2[3] CapSense slider element 3
P2[1] CapSense slider element 1
P3[3] Unused / no-connect
P3[1] CapSense feedback resistor
P1[7] I2C clock line (SCL)
P1[5] I2C data line (SDA)
P1[3] Red LED drive
P1[1] In system programming clock (ISSP_SCLK)
GND
P1[0] In system programming data (ISSP_DAT)
P1[2] Blue LED drive
P1[4] Green LED drive
P1[6] Alarm/buzzer FET drive
XRES In system programming reset pin (ISSP_XRES)
P3[0] Unused / no-connect
P3[2] Unused / no-connect
P2[0] CapSense proximity antenna pad (PRX1)
P2[2] CapSense slider element 2
P2[4] CapSense slider element 4
P2[6] CapSense slider element 6
P0[0] Thermistor temperature sensor analog input
P0[2] User A/D-GPIO
P0[4] User A/D-GPIO
P0[6] Ambient light detector analog input
+Vdd
P0[7] Thermistor drive-voltage reference analog input
P0[5] User A/D-GPIO
P0[3] User A/D-GPIO
GND
Figure 3-4
Design Function
CY3270 PSoC® FirstTouch Guide, Document # 001-15945 Rev. **
Figure 3-4 on
is found on the CD included in the