ML67Q4050/Q4060 Series
Block Diagram
TDI
TDO
NTRST
TMS
TCK
JTAGE
Internal FLASH ROM
ML67Q4050/ML67Q4060: 64KB
ML67Q4051/ML67Q4061: 128KB
XA[22:0]
XD[31:0]
OE_N
Flash
JTAG IF
6
WR_N
Internal RAM
16KB
ROMCS_N
RAMCS_N
IOCS[1:0]_N
BS[3:0]_N
DMAREQ
DMACLR
EXBUSE
EXIROME
BOOT[1:0]
BOOTCLK
PG[6:0]
PH[7:0]
PI[7:0]
PJ[7:0]
PK[7:0]
PL[7:0]
PM[7:0]
PN[7:0]
PO[1:0]
The PBIC and Extended I/O
Signals are only for the
ML67Q4050TC/ML67Q4051TC
-7B
Internal & External
Memory Controller
ARM7TDMI
Processor Bus
Boot ROM
8KB
AHB IF
APB IF
PBIC
AMBA
AHB Bus
DMAC
2-Channels
APB Bridge
IRC
Exp. IRC
AMBA
APB Bus
TIMER[5:0]
TIMER
16 bit x 6ch
6
System
Controller
System
Timer
SIO
WDT
SD
WS
SCK
2
I S
3
RESET_N
SYSCLK_P
SYSCLK_N
RTCCLK_P
RTCCLK_N
PA[6:0]
PB[5:0]
PC[7:0]
PD[5:0]
PE[6:0]
PF[5:0]
GPIO
CGB
39
TXD
RXD
2
SDA
SCL
2
I C
2
4
EXINT[5:1]
EFIQ_N
6
RTC
A/D
AIN[3:0]
VDD_CORE
VDD_IO
MISO[1:0]
MOSI[1:0]
SSN[1:0]
SCK[1:0]
GND
2-Ch SPI
VDD_PLL
GND_PLL
TEST[2:1]
2-Ch UART
(16550)
8
TX[1:0]
RX[1:0]
16
CTS[1:0]
DSR[1:0]
DCD[1:0]
DTR[1:0]
RTS[1:0]
RI[1:0]
2 • Oki Semiconductor
June 2006, Rev 1.2
OKI [ OKI ELECTRONIC COMPONETS ]
