User's Manual

iSR3500 Series 6 / 11 Pre-rev 0.3
Mobile SolutionsMobile Solutions
4 iSR35xx Module Pin description
Pin# Name Description Dir Category GPIO Supply Domain
1 VIO VDDP_IO Power supply
3 GND GND
5 VBAT Vbatt for PMU Power supply VBAT
7 VBAT Vbatt for PMU Power supply VBAT
9 GND GND
11 VSIM VDD SIM SIM Card VDDP_SIM
13 SIM_IO SIM Data I/O SIM Card VDDP_SIM
15 SIM_CLK SIM Clock O SIM Card VDDP_SIM
17 SIM_RST SIM Reset O SIM Card VDDP_SIM
19 CTS_n Clear To Send I UART GPIO 13
21 RTS_n
Headset Detection (mobile), or
Request To Send (modem)
O UART GPIO 12 VDDP_IO
23 ADC ADC
25 VRTC VRTC Power supply
27 RESET_n RESET/ I/O Peripheral interface VDDP_RTC
29 RST_OUT Reset Out O GPIO 32 VDDP_IO
31 EXT_INT External Interrupt I/O GPIO GPIO 33 VDDP_IO
33 GND GND
35 LOUD2 Loud Speaker N O Speaker LBUF
37 LOUD1 Loud Speaker P O Speaker LBUF
39 EPPA External earpiece O Speaker VDDA_ VANA
41 EPN1 Earpiece N O Speaker
43 EPP1 Earpiece P O Speaker
45 SSC0_ MRST SSC0 MRST I/O SSC GPIO 15 VDDP_IO
47 SSC0_ CLK SSC0 CLK I/O SSC GPIO 14 VDDP_IO
49 SSC0_ MTSR SSC0 MTSR I/O SSC GPIO 16 VDDP_IO
51 I2C_SDA I2C Data I/O I2C GPIO 19 VDDP_IO
53 I2C_CLK I2C Clock I/O I2C GPIO 18 VDDP_IO
55 CLK_32K Clock 32K Output O GPIO GPIO 28 VDDP_IO
57 CLK_26M Clock 26M Output O GPIO GPIO 30 VDDP_IO
59 W_LED_FBP White LED feedback P I white LED
61 GND GND
63 D0 Data 0 I/O Data VDDP_ MEM
65 D1 Data 1 I/O Data VDDP_ MEM
67 D2 Data 2 I/O Data VDDP_ MEM
69 D3 Data 3 I/O Data VDDP_ MEM
71 D4 Data 4 I/O Data VDDP_ MEM
73 D5 Data 5 I/O Data VDDP_ MEM
75 D6 Data 6 I/O Data VDDP_ MEM
77 D7 Data 7 I/O Data VDDP_ MEM
79 A1 Address 1 O Peripheral interface VDDP_ MEM