Sharp XL-HF201P Service Manual page 17

IC1 RH-IXA311AW00 : System Microcomputer ( IXA311AW ) ( 4/4 )
H/P-SW
1
TUN_SDA / DAP_SDA
2
MODE 3
XCIN
4
XCOUT 5
RESET
6
XOUT 7
VSS
8
XIN 9
VCC 10 VCC / AVCC
DAP_RST 11 P5_4 / TRCIOD
DAP_PWDN 12 P5_3 / TRCIOC
DAP_MUTE 13 P5_2 / TRCIOB
+12V_EN
14
DSEL_OE 15 P5_0 / TRCCLK
FL_CS 16 P2_7 / TRDIOD1
P3.3/SSI
P3_4/SDA/SCS
MODE
P4_3 / XCIN
P4_4 / XCOUT
RESET
XOUT / P4_7
VSS / AVSS
P4_6 / XIN
P5_1 / TRCIOA /
TRCTRG
Figure 5-1 Block Diagram of IC
5 – 4
XL-HF201P
P1_1/KI1/AN9 48 S/W_MUTE
P1_2/KI2/AN10 47 TUN-RST
P1_3/KI3/AN11 46 IN_SI
P3_2 / (INT2) 45 IN_SO
P3_6 / (INT1) 44 AMP_SD
P3_0 / TRA0 43 AMP_OTW
P3_1 / TRB0 42 CD_RST
P6_3 / TXD2 41 CD_SI
P6_4 / RXD2 40 CD_SO
P6_5 / (CLK1) /
CD_SCLK
(CLK2) 39
P6_7 / INT3 / RXD1 38 NC
P6_6 / INT2 / TXD1 37 CD_SREQ
P4_5 / INT0 36 SYS_STOP
P6_0 / TREO 35 CD_MREQ
P8_0 / TRFO00 34 USB_IN
P8_1 / TRFO01 33 NC