Service manual

ASIC Microcontroller peripherals
Memory Interface
Deep Sleep Controller
Layer1 Timer
MQSPI
SIM Card Interface
Two UARTs with Infrared Rx/Tx data capability and
DMA for multi-slot high-speed GSM data service
One Wire Interface
Watchdog Timer
Clock Monitor
ARM Interrupt Handler (AINT)
DSC Interface
GPIO
Deep Sleep Controller (DSM)
ASIC DSP peripherals
DSC Interface
Encryption Co-Processor
GPIO
Lead Interrupt Handler (LINT)
Baseband Interface
Special Cells
Clock Monitor
Input Clock Amplifier
Battery Power Switch
WhiteCap chips block diagram shows as below: