3222/3223-DB1 Silicon Laboratories Inc, 3222/3223-DB1 Datasheet - Page 15

• Manufacturer Part Number: 3222/3223-DB1
• Description: EVAL BOARD FOR IA3222/3223
• Manufacturer: Silicon Laboratories Inc
• Series: EZ DAA™r

Specifications of 3222/3223-DB1

• Main Purpose: Telecom, Data Acquisition Arrangement (DAA)
• Embedded: Yes, FPGA / CPLD
• Utilized Ic / Part: IA3222, IA3223
• Primary Attributes: -
• Secondary Attributes: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

// add on 07-12-06
always @(negedge cnt_q0 or negedge rstb)
always @(negedge cnt_q1 or negedge rstb)
always @(negedge cnt_q2 or negedge rstb)
always @(posedge wren or negedge clearb)
always @(posedge clk_16 or negedge clearb)
always @(posedge clk_16 or negedge clearb)
always @(negedge clk1m or negedge rstb)
always @(negedge clk or negedge rstb)
always @(negedge clk or negedge rstb)
always @(negedge clk or negedge bit_rstb)
wire
wire [3:0] t_reg_0 = (reg_0_sel==1) ? {t_offhook,reg_0[2:0]} : reg_0;
always @(t_reg_0 or reg_1 or reg_2 or reg_3 or reg_5 or wk_wr or sync_cnt)
if (rstb==0)
else
if (rstb==0)
else
if (rstb==0)
else
if (rstb==0)
else
if (clearb==0) wr <= 1'b0;
else
if (clearb==0) wk_wr <= 1'b0;
else
if (clearb==0)
else if (wk_wr==1) cnt <= cnt + 1;
if (rstb==0)
else
if (rstb==0)
else
if (rstb==0)
else
if (bit_rstb==0)
else if (t_csb==0 & (wk_wr==1 | wk_read==1)) bit_cnt <= bit_cnt + 1;
case (sync_cnt)
t_offhook = (reg_0[3] & offhook) | (~reg_0[3] & ~offhook);
s_sync_cnt <= 3'b0;
s_sync_cnt <= cnt;
sync_cnt <= 3'b0;
sync_cnt <= s_sync_cnt;
r_sync <= 1'b0;
r_sync <= t_sync_cnt;
cnt_q0 <= 0;
cnt_q0 <= ~cnt_q0;
cnt_q1 <= 0;
cnt_q1 <= ~cnt_q1;
cnt_q2 <= 0;
cnt_q2 <= ~cnt_q2;
cnt_q3 <= 0;
cnt_q3 <= ~cnt_q3;
wr <= 1'b1;
wk_wr <= wr;
cnt <= 3'b0;
Preliminary Rev. 0.1
bit_cnt <= 3'b111;
IA3222/3223-EVB
15