You can download the following documents for A+ Module

I2C 16 DI Si838xP
I2C 4RO SRD
I2C 4AI ADS1x15 Pro
I2C 8DI
I2C 2RO+2DI Pro
I2C 4DI + 4DO
I2C 2RO+2AI Pro
I2C 8AI LTC2309