Ricoh Aficio SP C821DNX Design Guide - Page 9
Controller
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Print Controller Design Guide for Information Security 1-1-2 LP RAM - Page memory - Firmware Encryption Processor HDD - Image data - Mgmt. data Flash ROM Operation Panel Engine Image Processing Printing TPM NVRAM - Settings - Counters Controller Processing and Control Unit ・CPU ・RAM System Control USB TypeA USB TypeB Ethernet Host I/F Optional I/F: Parallel Gigabit Ethernet Wireless LAN Bluetooth IC Card Reader Pict Bridge Compatible Device RC Gate Internet SD Card I/F Page 9 of 86
Print Controller Design Guide for Information Security
Page 9 of 86
1-1-2
LP
Internet
System
Control
Flash ROM
Controller
Engine
Processing and
Control Unit
NVRAM
- Settings
- Counters
SD Card I/F
Ethernet
USB
TypeB
USB
TypeA
Parallel
Gigabit
Ethernet
Wireless
LAN
Bluetooth
IC Card Reader
Pict Bridge
Compatible
Device
RC Gate
TPM
Operation
Panel
Printing
Image
Processing
・
CPU
・
RAM
RAM
- Page memory
- Firmware
Encryption
Processor
HDD
- Image data
- Mgmt. data
Host I/F
Optional I/F: