Datasheet
71M6533/G/H and 71M6534/H Data Sheet FDS_6533_6534_004
8 Rev 2
Figure 1: IC Functional Block Diagram
∆Σ ADC
CONVERTER
VREF
MUX
XIN
XOUT
VREF
DIO1/OPT_RX
RESET
V1
UART2/OPTICAL
UART1
TX
RX
4
COM3..0
LCD DISPLAY
DRIVER
DIGITAL I/O
RTCLK (32KHz)
POWER FAULT
GNDD V3P3A
V3P3D
VBAT
VOLT
REG
2.5V to logic
V2P5
TMUXOUT
FAULTZ
TMUX[4:0]
GNDA
VBIAS
OSC
(32 kHz)
MCK
PLL
VREF
TEST
TEST
MODE
DIO_DIR
DIO_R
DIO
E_RXTX
RTC
RST_SUBSEC
QREG,PREG
RTC_DAY
RTC_HR
RTC_MIN
RTC_SEC
VBIAS
ICE_E
PLS_INV
PLS_INTERVAL
PLS_MAXWIDTH
CE_LCTN
EQU
PRE_SAMPS
SUM_CYCLES
RTM_0...3
RTM_E
CE_E
OPT_RXDIS
OPT_RXINV
OPT_TXE
OPT_TXINV
OPT_TXMOD
OPT_FDC
LCD_ONLY
SLEEP
V3P3SYS
TEST
MUX
CE_PROG
CK_CE
CK_MPU
VADC
CE
MULTI-
PURPOSE
I/O
RTM
RPULSE
WPULSE
COM0..3
Segments
24
DIO_1..24
to TMUX
SPI SLAVE
PCMD
EEPROM I/F
FLASH
128 KB/
256 KB
XRAM
4 KB
CE_DATA
PCSZ
PCLK
PSDI
PSDO
SDATA
SCLK
EEDATA
EECTRL
OPT_TX
OPT_RX
PB PB
IRAM
256B
MPU
EMULATOR
E_TCLK
E_RSTZ
DIO2/OPT_TX
DIO3
SEG7/MUX_SYNC
SEG8
SEG9/E_RXTX
SEG10/E_TCLK
SEG11/E_RST
SEG12 ...SEG18
SEG19/CKTEST
DIO29/SEG49...DIO30/SEG50
DIO4/SEG24/SDCK
DIO5/SEG25/SDATA
DIO6/SEG26/WPULSE
DIO7/SEG27/RPULSE
DIO10/SEG30...DIO11/SEG31
DIO41/SEG61
RPULSE
WPULSE
4
XRAM BUS
8
IRAM BUS
8
16 32
22
CKTEST
DIO_PV
DIO_PW
CKOUT_E
SPE
DIO_EEX
OPT_TXE
ICE_E
SEG0...SEG2
SEG3/PCLK
SEG4/PSDO
SEG5/PCSZ
SEG6/PSDI
FIR
DIO23/SEG43...DIO27/SEG47
DIO13/SEG33...DIO21/SEG41
XPULSE
YPULSE
XPULSE
YPULSE
DIO_PX
DIO_PY
DIO8/SEG28/XPULSE
DIO9/SEG29/YPULSE
SEG20...SEG23
DIO56...DIO58
7
3
4
2
5
3
ICE_E
GP0-GP7
NV RAM
2.5V_NV
2.5V_NV
2.5V_NV
2.5V_NV
RTCA_ADJ
RTC_DATE
RTC_MO
RTC_YR
LCD_DAC
LCD_MODE
LCD_CLK
LCD_E
LCD_BLKMAP
LCD_SEG
LCD_Y
MPU_DIV
CKOUT_E
IBP
VB
ICP
VC
IAP
VA
IAN
IBN
ICN
IDP
IDN
DIO43/SEG63...DIO45/SEG65
DIO47/SEG67...DIO51/SEG71
4
3
9
8
5/24/2010
+
-
V2_OK*
+
-
V3_OK*
VBIAS*
V3*
V2*
* 71M6534 only
DIO12/SEG32*
DIO22/SEG42*
DIO28/SEG48*
2
DIO36/SEG56*...DIO39/SEG59*
DIO42/SEG62*
DIO46/SEG66*
5
DIO52/SEG72*...DIO55/SEG75*
4
TEMP
VBAT