Cypress EZ-USB FX3 User Manual

EZ-USB FX3 Technical Reference Manual, Document Number: 001-76074 Rev. *F 599
PIN_STATUS
0xE0001000
10.23.1 GPIO_SIMPLE (continued)
26:24 INTRMODE[2:0] Interrupt mode
0 No interrupt
1 Interrupt on positive edge on IN_VALUE
2 Interrupt on negative edge on IN_VALUE
3 Interrupt on any edge on IN_VALUE
4 Interrupt when IN_VALUE is low
5 Interrupt when IN_VALUE is high
6 Interrupt on TIMER = THRESHOLD
7 Interrupt on TIMER = 0
11:8 MODE[3:0] Mode/command. Behavior is undefined when MODE>2 and TIMER_MODE=4,5,6.
0STATIC
1 TOGGLE
2 SAMPLENOW
3 PULSENOW
4PULSE
5PWM
6 MEASURE_LOW
7 MEASURE_HIGH
8 MEASURE_LOW_ONCE
9 MEASURE_HIGH_ONCE
10 MEASURE_NEG
11 MEASURE_POS
12 MEASURE_ANY
13 MEASURE_NEG_ONCE
14 MEASURE_POS_ONCE
15 MEASURE_ANY_ONCE
Note that when setting TOGGLE/SAMPLENOW/PULSENOW while ENABLE=0 the behavior is unde-
fined)
6 INPUT_EN 0 Input stage is disabled
1 Input stage is enabled, value is readable in IN_VALUE
5 DRIVE_HI_EN Output driver enable when OUT_VALUE=1
0 Output driver is tristated
1 Output driver is active (weak/strong is determined in IO Matrix)
4 DRIVE_LO_EN Output driver enable when OUT_VALUE=0
0 Output driver is tristated
1 Output driver is active (weak/strong is determined in IO Matrix)
1IN_VALUE Present input measurement
0 Low
1High
0 OUT_VALUE Output value used for output drive (if DRIVE_EN=1)
0 Driven Low
1 Driven High

Cypress EZ-USB FX3 Specifications

General

Brand	Cypress
Model	EZ-USB FX3
Category	Controller
Language	English