47
STR-DA3ES/DA5ES/VA555ES
Pin No. Pin Name I/O
Description
• IC2001 MB91F155-1ES-X100 SYSTEM CONTROL (DIGITAL BOARD (2/7))
1 ACCSEL O SSM select signal output
2 XMODE O Mode signal output to LC89056W
3 CKSEL O Clock select signal output to LC89056W
4 DIR-CLK O Clock signal output to LC89056W
5 DIR-CE O Chip enable signal output to LC89056W
6 DIR-DI O Data output to LC89056W
7 DIR-DO I Data input from LC89056W
8 DIR-ERROR I Dir error input from LC89056W
9 VSS — Ground
10 DIR-DATAO I Dir data input
11 DIR-XSTATE I Dir state signal input
12 CLK-SW O Clock select signal output
13 DAMUTE O D/A output muting signal output
14 1XRST O Reset signal output to DSP1
15 1PM O PM signal output to DSP1
16 1GP9 I GP signal input from DSO1
17 1BST O BST signal output to DSP1
18 1HCS O HCS signal output to DSP1
19 1HDOUT I HD input from DSP1
20 1HACN I HACN signal input from DSP1
21 2XRST O BST signal output to DSP2
22 2BST O Reset signal output to DSP2
23 2PM O PM signal output to DSP2
24 2EXLOCK O Ext lock signal output to DSP2
25 3EXLOCK O Ext lock signal output to DSP3
26 VSS — Ground
27 VCC — Power supply +3.3V
28 2HACN I HACN signal input from DSP2
29 2HDOUT I HD input from DSP2
30 2HCS O HCS signal output to DSP2
31 3XRST O Reset signal output to DSP3
32 3BST O BST signal output to DSP3
33 3PM O PM signal output to DSP3
34 3HACN I HACN signal input from DSP3
35 3HDOUT I HD input from DSP3
36 3HCS O HCS signal output to DSP3
37 DARST O Reset signal output to D/A converter
38 DA2LAT O Serial data latch signal output to D/A converter
39 DACLK O Serial clock output to D/A converter
40 DADATAOUT O Serial data output to D/A converter
41 DA2DATAIN I Serial data input from D/A converter
42 DA1LAT O Serial data latch signal output to D/A converter
43 DA1DATAIN I Serial data input from D/A converter
44 VSS — Ground
45 ADINT O INT signal output to AK5352
46 DSP2 GP3 I GP3 signal input from DSP2
47 END FLAG I End flag input from UART
48 DSP3 GP3 I GP3 signal input from DSP3
49 MBUS-STS0 I M-BUS status input
50 CTLAT O Control latch signal output to UART
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