Arria V Hard Processor System Technical Reference Manual

ID 683011
Date 12/02/2022
Public
Document Table of Contents

A.4.4.3.3. Quad SPI Controller CSEL Settings

Table 272.  Quad SPI Controller CSEL Pin Settings
Setting CSEL[1:0] Pin Value
071 1 2 3
osc1_clk (HPS1_CLK pin) range 10–50 MHz 20–50 MHz 25–50 MHz 10–25 MHz
Device clock (qspi_clk) osc1_clk/4, 12.5 MHz max osc1_clk/2, 25 MHz max osc1_clk*1, 50 MHz max osc1_clk*2, 50 MHz max
Controller clock (qspi_ref_clk) osc1_clk, 50 MHz max osc1_clk*2, 100 MHz max osc1_clk*4, 200 MHz max osc1_clk*8, 200 MHz max
Controller baud rate divisor (even numbers only) 4 4 4 4
Flash read instruction (1 dummy byte for READ_FAST) READ READ READ_FAST READ_FAST
mpu_clk
osc1_clk, 50 MHz max osc1_clk*8, 400 MHz max osc1_clk*8, 400 MHz max osc1_clk*16, 400 MHz max
PLL modes Bypassed Locked Locked Locked
71 Not applicable when on WARM reset.