Visible to Intel only — GUID: sfo1410070169782
Ixiasoft
Visible to Intel only — GUID: sfo1410070169782
Ixiasoft
A.4.4.1.2. CSEL Settings for the SD/MMC Controller
Setting | CSEL[1:0] Pin Value | ||||
---|---|---|---|---|---|
0 |
1 |
2 |
3 |
||
osc1_clk (HPS1_CLK pin) range |
10–50 MHz |
10–12.5 MHz |
12.5–25 MHz |
25–50 MHz |
|
ID mode |
Device clock (sdmmc_cclk_out) | osc1_clk/512, 97.66 KHz max |
osc1_clk/128, 97.66 KHz max |
osc1_clk/256, 97.66 KHz max |
osc1_clk/512, 97.66 KHz max |
Controller baud rate divisor |
32 |
32 |
32 |
32 |
|
Data transfer mode |
Device clock (sdmmc_cclk_out) | osc1_clk/4, 12.5 MHz max |
osc1_clk*1, 12.5 MHz max |
osc1_clk/2, 12.5 MHz max |
osc1_clk/4, 12.5 MHz max |
Controller baud rate divisor (even numbers only) |
1 (bypass) |
1 (bypass) |
1 (bypass) |
1 (bypass) |
|
Controller clock (sdmmc_clk) |
osc1_clk, 50 MHz max |
osc1_clk, 50 MHz max |
osc1_clk, 50 MHz max |
osc1_clk, 50 MHz max |
|
mpu_clk | osc1_clk, 50 MHz max |
osc1_clk*32, 400 MHz max |
osc1_clk*16, 400 MHz max |
osc1_clk*8, 400 MHz max |
|
PLL modes |
Bypassed |
Locked |
Locked |
Locked |