Data Sheet 71M6531D/F-71M6532D/F
FDS 6531/6532 005
VREF
GNDD GNDA V3P3A V3P3SYS
∆Σ ADC
CONVERTER
V3P3D
VBAT
VBIAS
VBIAS
FIR
CE
RTM
FIR_LEN
VADC
PLS_INV
22
to TMUX
PLS_INTERVAL
PLS_MAXWIDTH
CE_LCTN
IA
VOLT
REG
RPULSE
WPULSE
XPULSE
YPULSE
VA
ADC_E
VREF
VREF
EQU
MUX
VREF_CAL
VREF_DIS
PRE_SAMPS
SUM_CYCLES
IB
LCD_ONLY
SLEEP
VB
RTM_0..3
RTM_E
CE_E
V2P5
CE_PROG
2.5V to logic
32
EQU
MUX_ALT
MUX_DIV
16
CE_DATA
VBAT
2.5V_NV
XRAM
4kB
MCK
PLL
FLASH
128KB/
256KB
2.5V_NV
RTCLK (32KHz)
DIO_PV
DIO46/SEG66
DIO45/SEG65
DIO44/SEG64
DIO43/SEG63
CK_CE
DIO_PW
DIO_PX
DIO_PY
CK_MPU
XIN
OSC
CKOUT_E
(32KHz)
XOUT
RTCA_ADJ
DIO29/SEG49
DIO28/SEG48
CKTEST
CKOUT_E
RTC
RST_SUBSEC
QREG
PREG
2.5V_NV
MULTI-
PURPOSE
IO
DIO17/SEG37
DIO15/SEG35
DIO14/SEG34
DIO13/SEG33
DIO12/SEG32
DIO11/SEG31
DIO10/SEG30
RTC_DAY
TEMP
SENSOR
RTC_HR
RTC_MIN
RTC_SEC
RTC_DATE
RTC_MO
RTC_YR
LCD DISPLAY
DRIVER
TEST
MODE
TEST
LCD_DAC
LCD_MODE
LCD_CLK
LCD_E
COM0..3
COM0...3
MPU
4
4
LCD_BLKMAP
LCD_SEG
LCD_Y
DIO9/SEG29/YPULSE
DIO8/SEG28/XPULSE
DIO7/SEG27/RPULSE
DIO6/SEG26/WPULSE
DIO5/SEG25/SDATA
DIO4/SEG24/SDCK
SEG19/CKTEST
SEG...
DIGITAL I/O
RX
TX
DIO_DIR
DIO_R
DIO
DIO...
UART1
XRAM BUS
8
PCSZ
PCLK
PSI
SPI SLAVE
SEG18
SEG17
SPE
PB
PB
PSO
PCMD
SEG16
EEPROM
SEG15
SEG14
SEG13
SEG12
SDATA
SCLK
DIO_EEX
EEDATA
EECTRL
SEG11/E_RST
SEG10/E_TCLK
SEG9/E_RXTX
SEG8
SEG7/MUX_SYNC
SEG6/PSDI
SEG5/PCSZ
SEG4/PSDO
SEG3/PCLK
SEG2
UART2--OPTICAL
OPT_TX
OPT_RX
OPT_RXDIS
OPT_RXINV
OPT_TXE
OPT_TXINV
OPT_TXMOD
OPT_FDC
OPT_TXE
MUX_SYNC_E
NVRAM
2.5V_NV
GP0-GP7
IRAM BUS
8
E_RXTX
E_TCLK
E_RSTZ
EMULATOR
SEG1
SEG0
IRAM
256B
DIO2/OPT_TX/WPULSE/RPULSE
DIO1/OPT_RX
ICE_E
FAULTZ
POWER FAULT
V1
TEST
MUX
TMUXOUT
TMUX[4:0]
02/18/2009
RESET
ICE_E
Figure 1: 71M6531D/F IC Functional Block Diagram
8
© 2005-2009 TERIDIAN Semiconductor Corporation
v1.2
TERIDIAN [ TERIDIAN SEMICONDUCTOR CORPORATION ]
