Rainbow Electronics aP89085 - Manual (Page 3)

Integrated Circuits Inc. aP89341/170/085
PIN NAMES
PIN
(24-pin)
Playback
Mode
OTP
Program
Mode
Description
1 S7 IO6 Trigger pin (I/O pin with internal pull-down)
2 S8 IO7 Trigger pin (I/O pin with internal pull-down)
3 VSS VSS Ground
4 VOUT1 - PWM output to drive speaker directly
5 VOUT2 - PWM output to drive speaker directly
6 VDD VDD Supply voltage
7 AVDD AVDD Analog supply voltage
8 VPP VPP Supply voltage for OTP programming
9 OSC ACLK Oscillator input
10 COUT - D/A current output
11 AVSS AVSS Analog ground
12 OUT3 - Programmable output (I/O pin)
13 OUT2 SIO Programmable output (I/O pin)
14 OUT1 OEB Programmable output (I/O pin)
15 RST DCLK Reset pin (input pin with internal pull-down)
16 SBT PGM Trigger pin (I/O pin with internal pull-down)
17 M1 M1 Mode select pin 1 (input with internal pull-down)
18 M0 M0 Mode select pin 0 (input with internal pull-down)
19 ~ 24 S1~S6 IO0~IO6 Trigger input (I/O pin with internal pull-down)
Ver 2.1 2 Aug 24, 2006