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TMP92FD54AI 数据表(PDF) 52 Page - Toshiba Semiconductor |
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TMP92FD54AI 数据表(HTML) 52 Page - Toshiba Semiconductor |
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52 / 84 page ![]() 2006-01-27 92FD54AI-52 TMP92FD54AI (7) Boot program general flowchart Figure 4.3.6 shows an overall flowchart for the boot program. Figure 4.3.6 Overall flowchart for boot program Initialize Single boot program starts Enter SIO Operation Mode data Prepare to enter operation command ACK response data ← ACK response data & UART Receive routine Enter operation command data Received normally Receive error? RAM transfer? ACK response data ← received data (10H) Transmission routine (Send 10H:OK) YES (10h) RAM transfer processing Processed normally? Jump to RAM Processed normally ACK response data ← ACK response data 0x08 Transmission routine (Send x8H: Receive error) SUM? Operation command error YES (20h) ACK response data ← Received data (20H) ACK response data ← ACK response data | 0x01 Transmission routine (Send 20H:OK) Transmission routine (Send x1H: Command error) SUM processing Error Product information read? YES (30h) ACK response data ← Received data (30H) Transmission routine (Send 30H: OK) Product Information Read processing Baud rate setting? Set UART Mode and set baud rate ACK response data ← received data (86HUART) (Send 86H) Normal response Stop operation Cannot be set Can be set Erase? YES (40h) ACK response data ← Received data (40H) Transmission routine (Send 40H: OK) Auto Chip ERASE & UnProtect processing |
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