RX8010的VIO管脚的具体作用是什么，可不可以不接？

Real Time Clock Module

X1B0002420001、RX8010SJ系列

RX-8010SJ

SOP-8 pin

Real Time Clock Module

X1B0002420001、RX8010SJ系列

RX-8010SJ B

SOP-8 pin

MCU

RL78/G13、R5F100PLAFB系列

16-BIT GENERAL MCU;True Low Power Platform (as low as 66 µA/MHz, and 0.57 µA for RTC + LVD), 1.6 V to 5.5 V operation, 16 to 512 Kbyte Flash, 41 DMIPS at 32 MHz, for General Purpose Applications

100-pin plastic LFQFP

晶振,RTC（32.768KHz）

256Kb I2C processor,no RTC

MCU

RL78/G13、R5F100GKAFB系列

16-BIT GENERAL MCU;True Low Power Platform (as low as 66 µA/MHz, and 0.57 µA for RTC + LVD), 1.6 V to 5.5 V operation, 16 to 512 Kbyte Flash, 41 DMIPS at 32 MHz, for General Purpose Applications

48-pin plastic LFQFP

MCU

RL78/G13、R5F100BEANA系列

16-BIT GENERAL MCU;True Low Power Platform (as low as 66 µA/MHz, and 0.57 µA for RTC + LVD), 1.6 V to 5.5 V operation, 16 to 512 Kbyte Flash, 41 DMIPS at 32 MHz, for General Purpose Applications

32-pin plastic HWQFN

MCU

RL78/G13、R5F100PKAFB系列

16-BIT GENERAL MCU;True Low Power Platform (as low as 66 µA/MHz, and 0.57 µA for RTC + LVD), 1.6 V to 5.5 V operation, 16 to 512 Kbyte Flash, 41 DMIPS at 32 MHz, for General Purpose Applications

100-pin plastic LFQFP

MCU

RL78/G13、R5F100ACASP系列

16-BIT GENERAL MCU;True Low Power Platform (as low as 66 µA/MHz, and 0.57 µA for RTC + LVD), 1.6 V to 5.5 V operation, 16 to 512 Kbyte Flash, 41 DMIPS at 32 MHz, for General Purpose Applications

30-pin plastic LSSOP

I2C BUS Serial Interface RTC with High-precision Oscillation Adjustment

BU9873FJ系列

I2C BUS Serial Interface RTC with High-precision Oscillation Adjustment

SOP-J8

I2C BUS Serial Interface RTC with High-precision Oscillation Adjustment

BU9873F系列

I2C BUS Serial Interface RTC with High-precision Oscillation Adjustment

SOP8

I2C BUS Serial Interface RTC with High-precision Oscillation Adjustment

BU9873NUX系列

I2C BUS Serial Interface RTC with High-precision Oscillation Adjustment

VSON008X2030

I2C BUS Serial Interface RTC with High-precision Oscillation Adjustment

BU9873FVM系列

I2C BUS Serial Interface RTC with High-precision Oscillation Adjustment

MSOP8

MCU

RL78/G13、R5F1006AASP系列

16-BIT GENERAL MCU;True Low Power Platform (as low as 66 µA/MHz, and 0.57 µA for RTC + LVD), 1.6 V to 5.5 V operation, 16 to 512 Kbyte Flash, 41 DMIPS at 32 MHz, for General Purpose Applications

20-pin plastic LSSOP

MCU

RL78/G13、R5F101LGAFA系列

16-BIT GENERAL MCU; True Low Power Platform (as low as 66 µA/MHz, and 0.57 µA for RTC + LVD), 1.6 V to 5.5 V operation, 16 to 512 Kbyte Flash, 41 DMIPS at 32 MHz, for General Purpose Applications

64-pin plastic LQFP

32-BIT MCU

RX71M Group、R5F571MLCDFP#V0系列

240-MHz 32-bit RX MCU, on-chip FPU, 480 DMIPS, up to 4-MB flash memory, 512-KB SRAM, various communications interfaces including IEEE 1588-compliant Ethernet MAC, high-speed USB 2.0 with battery charging, SD host interface (optional), quad SPI, and CAN, 12-bit A/D converter, RTC, encryption (optional), serial interface for audio, CMOS camera interface

PLQP0100KB-A

MCU

RX65N系列

120-MHz 32-bit RX MCU, on-chip FPU , 240 DMIPS, up to 2-MB flash memory (supportive of the dual bank function), 640-KB SRAM, various co munications interfaces including Ethernet MAC, SD host interface (optional), SD slave interface (optional), qu ad SPI, and CAN, 12-bit A/D onverter,RTC, Encryption functions (optional), CMOS camera interface, Graphic-LCD controller, 2D drawing engine;

LQP0144KA-B

MCU

RX651 Group、R5F5651EDDFB系列

120-MHz 32-bit RX MCU, on-chip FPU , 240 DMIPS, up to 2-MB flash memory (supportive of the dual bank function), 640-KB SRAM, various co munications interfaces including Ethernet MAC, SD host interface (optional), SD slave interface (optional), qu ad SPI, and CAN, 12-bit A/D onverter,RTC, Encryption functions (optional), CMOS camera interface, Graphic-LCD controller, 2D drawing engine;

PLQP0144KA-B

MCU

RL78/G13、R5F100EFANA系列

16-BIT GENERAL MCU;True Low Power Platform (as low as 66 µA/MHz, and 0.57 µA for RTC + LVD), 1.6 V to 5.5 V operation, 16 to 512 Kbyte Flash, 41 DMIPS at 32 MHz, for General Purpose Applications

40-pin plastic HWQFN

MCU

RL78/G13、R5F100GEDFB系列

16-BIT GENERAL MCU;True Low Power Platform (as low as 66 µA/MHz, and 0.57 µA for RTC + LVD), 1.6 V to 5.5 V operation, 16 to 512 Kbyte Flash, 41 DMIPS at 32 MHz, for General Purpose Applications

48-pin plastic LFQFP

MCU

RL78/G13、R5F100EFANA系列

16-BIT GENERAL MCU;True Low Power Platform (as low as 66 µA/MHz, and 0.57 µA for RTC + LVD), 1.6 V to 5.5 V operation, 16 to 512 Kbyte Flash, 41 DMIPS at 32 MHz, for General Purpose Applications

40-pin plastic HWQFN

MCU

RX64M系列

120-MHz 32-bit RX MCU, on-chip FPU, 240 DMIPS, up to 4-MB flash memory, 512-KB SRAM, various communications interfaces including IEEE 1588-compliant Ethernet MAC, full-speed USB 2.0 with battery charging, SD host interface (optional), quad SPI, and CAN, 12-bit A/D converter, RTC, encryption (optional), serial interface for audio, CMOS camera interface

LFQFP

MCU

RL78/G13、R5F101LJAFA系列

16-BIT GENERAL MCU;True Low Power Platform (as low as 66 µA/MHz, and 0.57 µA for RTC + LVD), 1.6 V to 5.5 V operation, 16 to 512 Kbyte Flash, 41 DMIPS at 32 MHz, for General Purpose Applications

64-pin plastic LQFP

MCU

RX230 Group、R5F52306ADLF系列

54-MHz 32-bit RX MCUs, built-in FPU, 88.56 DMIPS, up to 512-KB flash memory, various communication functions including USB 2.0 full-speed host/function/OTG, CAN, SD host interface, serial sound interface, capacitive touch sensing unit, 12-bit A/D, 12-bit D/A, RTC, Encryption functions

PWLG0064KA-A

I2C BUS Serial Interface RTC with High-precision Oscillation Adjustment

BU9873FVT系列

I2C BUS Serial Interface RTC with High-precision Oscillation Adjustment

TSSOP-B8

MCU

RL78/G13系列

True Low Power Platform (as low as 66 µA/MHz, and 0.57 µA for RTC + LVD), 1.6 V to 5.5 V operation, 16 to 512 Kbyte Flash, 41 DMIPS at 32 MHz, for General Purpose Applications

LQFP

MCU

R5F104GCAFB、RL78/G14系列

True Low Power Platform (as low as 66 μA/MHz, and 0.60 μA for RTC + LVD), 1.6 V to 5.5 V operation, 16 to 512 Kbyte Flash, 44 DMIPS at 32 MHz, for General Purpose Applications

LFQFP

MCU

RL78/G13、R5F100AAASP系列

16-BIT GENERAL MCU;True Low Power Platform (as low as 66 µA/MHz, and 0.57 µA for RTC + LVD), 1.6 V to 5.5 V operation, 16 to 512 Kbyte Flash, 41 DMIPS at 32 MHz, for General Purpose Applications

30-pin plastic LSSOP

MCU

RX111 Group、R5F51111AGNF系列

32 MHz 32-bit RX MCUs, 50 DMIPS, up to 512 Kbytes of flash memory, USB 2.0 full-speed host/function/OTG, up to 6 comms channels,12-bit A/D, 8-bit D/A, RTC

HWQFN