Cypress EZ-USB FX3 User Manual

EZ-USB FX3 Technical Reference Manual, Document Number: 001-76074 Rev. *F 601
PIN_PERIOD
0xE0001008
10.23.3 PIN_PERIOD
Pin Period Length Register
Period of 32-bit revolving counter (actual period is PERIOD+1)
Note that each GPIO has its own independent timer/counter.
Note: In FX3 PIN_PERIOD must be 1 or greater.
31:0 PERIOD[31:0] 32-bit period for GPIO_TIMER (counter resets to 0 when PERIOD=TIMER)
PIN_PERIOD Period length for revolving counter GPIO_TIMER 0xE0001008
b31 b30 b29 b28 b27 b26 b25 b24
PERIOD[31:24]
R/W R/W R/W R/W R/W R/W R/W R/W
RRRRRRRR
PIN_PERIOD Period length for revolving counter GPIO_TIMER
b23 b22 b21 b20 b19 b18 b17 b16
PERIOD[23:16]
R/W R/W R/W R/W R/W R/W R/W R/W
RRRRRRRR
PIN_PERIOD Period length for revolving counter GPIO_TIMER
b15 b14 b13 b12 b11 b10 b9 b8
PERIOD[15:8]
R/W R/W R/W R/W R/W R/W R/W R/W
RRRRRRRR
PIN_PERIOD Period length for revolving counter GPIO_TIMER
b7 b6 b5 b4 b3 b2 b1 b0
PERIOD[7:0]
R/W R/W R/W R/W R/W R/W R/W R/W
RRRRRRRR
0xFFFFFFFF
Bit Name Description

Cypress EZ-USB FX3 Specifications

General

Brand	Cypress
Model	EZ-USB FX3
Category	Controller
Language	English