參數(shù)資料
型號: CL-PS7111-VC-A
廠商: CIRRUS LOGIC INC
元件分類: 外設(shè)及接口
英文描述: Low-Power System-on-a-Chip
中文描述: MULTIFUNCTION PERIPHERAL, PQFP208
封裝: VQFP-208
文件頁數(shù): 11/105頁
文件大?。?/td> 1207K
代理商: CL-PS7111-VC-A
PRELIMINARY DATA BOOK v2.0
September 1997
10
PIN INFORMATION
CL-PS7111
Low-Power System-on-a-Chip
State Control
NPOR
I
Power on reset input. Active-low input completely resets the system.
RUN/CLKEN
O
System active output. High when system is active or idle, low while in the standby
state.
WAKEUP
I
Wake-up input signal. Rising edge forces system into operating state; active after a
power on reset.
NURESET
I
User reset input. Active-low input from user reset button.
Codec Interface
PCMCLK
I/O
Codec clock signal.
PCMSYNC
O
Codec frame synchronization, pulse output.
PCMOUT
O
Codec serial data output.
PCMIN
I
Codec serial data input.
ADC Interface
SSI1
ADCCLK
O
Serial clock output.
SMPCLK
O
Serial sample clock output.
NADCCS
O
Chip select for ADC interface.
ADCOUT
O
Serial data output.
ADCIN
I
Serial data input.
IrDA and
RS-232
Interface
LEDDRV
O
Infrared LED drive output, multiplexed with UART1.
PHDIN
I
Photo diode input, multiplexed with UART1.
TxD[1–2]
O
RS-232 UART1 and two Tx outputs.
RxD[1–2]
I
RS-232 UART1 and two Rx inputs.
DSR
I
RS-232 DSR input.
DCD
I
RS-232 DCD input.
CTS
I
RS-232 CTS input.
LCD
DD[0–3]
O
LCD serial display data.
CL[1]
O
LCD line clock.
CL[2]
O
LCD pixel clock.
FRM
O
LCD frame synchronization pulse output.
M
O
LCD AC bias drive.
2.2.1
External Signal Functions
(cont.)
Function
Signal
Name
Type Description
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