LG GSA-4167B - Manual (Page 63)

67
Audio Interface Pin List
Pin Name Pin No. I/O destination Function
DOUT 109 IO ATAPI Digital output pin,also functions as the CPU general port 1-2
ROUT 98 AO ATAPI Audio Lch & Rch output
LOUT 100
Clock Generator Pin List
Pin Name Pin No. I/O destination Function
FEMCK 119 O AFE Front End LSI clock
XCO 106 O X’tal Crystal oscillation 33.8688MHz
XCI 107 I X’tal Crystal oscillation 33.8688MHz
Flash/SRAM Pin List
Pin Name Pin No. I/O destination Function
UCS0B 15 O Flash H8S / CS0
CPWRB 40 O Flash / SRAM H8S / WRB
CPRDB 14 O Flash / SRAM H8S / RDB
A[20:1] 39,43,44, O Flash / SRAM H8S / A[20:1]
215,29,30,
33,34,35,
36,37,38,
45,46,47,
48,49,50,
55,16
CPU[15:1] 216,3,4, IO Flash / SRAM H8S / D[15:0]
5,9,10, CPU[0] can also function as the CPU general port 0-4
(multiplexed).
12,13,25,
24,23,21,
20,19,18
17
H8S Micro-Processor Pin List
CPU
Pin Name Pin No. I/O destination Function
ICUIN7(ACTFLG) 205 IU DRVR CPU interrupt port INT7: Pick up protect flag
ICUIN6(EJECTSW) 206 I Eject Switch CPU interrupt port INT6: EJECTSW interrupt request
ICUIN8(LOADIN) 207 IO Load Switch CPU general port1-1 also connected to the CPU interrupt
port INT8: Loader in sensor
GPIO07(HEATRUN) 96 5IO ATAPI CPU general port 0-7 :Off heat run test input
GPIO06(CSEL) 97 5IO ATAPI CPU general port 0-6 ATAPI CSEL
GPIO04(A0) 208 IO SRAM CPU general port 0-4, also functions as H8S / A0
GPIO05(UCS1B) 56 IO SRAM CPU general port 0-5, also functions as H8S / CS1