Section 22 USB Function Module (USB)
Rev. 1.00 Mar. 12, 2008 Page 884 of 1178
REJ09B0403-0100
(1) Transition from normal operation to stall
(1-1)
Transaction request
USB
Reference
(1-2)
STALL handshake
Stall
To (2-1) or (3-1)
Normal status restored
(1-3)
(2) When Clear Feature is sent after EPSTL is cleared
(2-1)
STALL handshake
Transaction request
(2-2)
Clear Feature command
Clear Feature command
(2-3)
(3) When Clear Feature is sent before EPSTL is cleared to 0
(3-1)
1. 1 written to EPSTL
by application
1. IN/OUT token
received from host
2. EPSTL referenced
1. Transmission of
STALL handshake
1. Internal status bit
cleared to 0
1. Internal status bit
cleared to 0
2. EPSTL not changed
1. 1 set in EPSTL
2. Internal status bit
set to 1
3. Transmission of
STALL handshake
1. EPSTL cleared to 0
by application
2. IN/OUT token
received from host
3. Internal status bit
already set to 1
4. EPSTL not
referenced
5. Internal status bit
not changed
To (1-2)
Internal status bit
0
EPSTL
0
→
1
Internal status bit
0
EPSTL
1
Internal status bit
0
→
1
EPSTL
1
Internal status bit
1
EPSTL
1
→
0
Internal status bit
1
EPSTL
0
Internal status bit
1
→
0
EPSTL
0
Internal status bit
1
→
0
EPSTL
1
Figure 22.18 Forcible Stall by Application
Summary of Contents for H8S Family
Page 2: ...Rev 1 00 Mar 12 2008 Page ii of xIviii...
Page 8: ...Rev 1 00 Mar 12 2008 Page viii of xIviii...
Page 28: ...Rev 1 00 Mar 12 2008 Page xxviii of xIviii...
Page 48: ...Rev 1 00 Mar 12 2008 Page xlviii of xIviii...
Page 70: ...Section 1 Overview Rev 1 00 Mar 12 2008 Page 22 of 1178 REJ09B0403 0100...
Page 108: ...Section 2 CPU Rev 1 00 Mar 12 2008 Page 60 of 1178 REJ09B0403 0100...
Page 116: ...Section 3 MCU Operating Modes Rev 1 00 Mar 12 2008 Page 68 of 1178 REJ09B0403 0100...
Page 152: ...Section 5 Interrupt Controller Rev 1 00 Mar 12 2008 Page 104 of 1178 REJ09B0403 0100...
Page 206: ...Section 6 Bus Controller BSC Rev 1 00 Mar 12 2008 Page 158 of 1178 REJ09B0403 0100...
Page 420: ...Section 9 14 Bit PWM Timer PWMX Rev 1 00 Mar 12 2008 Page 372 of 1178 REJ09B0403 0100...
Page 476: ...Section 12 Watchdog Timer WDT Rev 1 00 Mar 12 2008 Page 428 of 1178 REJ09B0403 0100...
Page 552: ...Section 14 CRC Operation Circuit CRC Rev 1 00 Mar 12 2008 Page 504 of 1178 REJ09B0403 0100...
Page 712: ...Section 18 I2 C Bus Interface IIC Rev 1 00 Mar 12 2008 Page 664 of 1178 REJ09B0403 0100...
Page 804: ...Section 19 LPC Interface LPC Rev 1 00 Mar 12 2008 Page 756 of 1178 REJ09B0403 0100...
Page 838: ...Section 20 Ethernet Controller EtherC Rev 1 00 Mar 12 2008 Page 790 of 1178 REJ09B0403 0100...
Page 964: ...Section 24 RAM Rev 1 00 Mar 12 2008 Page 916 of 1178 REJ09B0403 0100...
Page 1066: ...Section 25 Flash Memory Rev 1 00 Mar 12 2008 Page 1018 of 1178 REJ09B0403 0100...
Page 1098: ...Section 26 Boundary Scan JTAG Rev 1 00 Mar 12 2008 Page 1050 of 1178 REJ09B0403 0100...
Page 1226: ...Rev 1 00 Mar 12 2008 Page 1178 of 1178 REJ09B0403 0100...
Page 1229: ......
Page 1230: ...H8S 2472 Group H8S 2462 Group Hardware Manual...